deps: Bump Microsoft.Agents.AI.AzureAI and 3 others

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Pinned Microsoft.Agents.AI.AzureAI at 1.0.0-rc1.

Release notes

Sourced from Microsoft.Agents.AI.AzureAI's releases.

1.0.0-rc1

What's Changed

• .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) by @​crickman in .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) microsoft/agent-framework#3895
• .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent by @​westey-m in .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent microsoft/agent-framework#3806
• .NET: [Breaking] Structured Output improvements by @​SergeyMenshykh in .NET: [Breaking] Structured Output improvements microsoft/agent-framework#3761
• .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption by @​Copilot in .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption microsoft/agent-framework#3924
• .NET: Add skill to verify samples by @​westey-m in .NET: Add skill to verify samples microsoft/agent-framework#3931
• .NET: Fixes for bug bash. by @​westey-m in .NET: Fixes for bug bash. microsoft/agent-framework#3927
• .NET: [BREAKING] Refactor providers to move common functionality to base by @​westey-m in .NET: [BREAKING] Refactor providers to move common functionality to base microsoft/agent-framework#3900
• .NET: Surface downstream experimental flags and remove unnecessary suppressions by @​westey-m in .NET: Surface downstream experimental flags and remove unnecessary suppressions microsoft/agent-framework#3968
• .NET: [BREAKING] Replace Typed Base Providers with Composition by @​westey-m in .NET: [BREAKING] Replace Typed Base Providers with Composition microsoft/agent-framework#3988
• .NET: Fix sample resource path resolution by @​westey-m in .NET: Fix sample resource path resolution microsoft/agent-framework#3952
• .NET: Fixing some small issues from bugbash by @​westey-m in .NET: Fixing some small issues from bugbash microsoft/agent-framework#3961
• .NET: Improve session cast error message quality and consistency by @​westey-m in .NET: Improve session cast error message quality and consistency microsoft/agent-framework#3973
• .NET Workflows - Add unit tests for RequestExternalInputExecutor by @​Copilot in .NET Workflows - Add unit tests for RequestExternalInputExecutor microsoft/agent-framework#3891
• .NET Workflows - Add unit tests for ConditionGroupExecutor by @​Copilot in .NET Workflows - Add unit tests for ConditionGroupExecutor microsoft/agent-framework#3893
• .NET: Open an active item in Solution Explorer in VS Code automatically by @​SergeyMenshykh in .NET: NET: Open an active item in Solution Explorer in VS Code automatically microsoft/agent-framework#3992
• .NET Workflows - Add unit tests for QuestionExecutor by @​Copilot in .NET Workflows - Add unit tests for QuestionExecutor microsoft/agent-framework#3892
• .NET: Add additional build, test and project structure skills by @​westey-m in .NET: Add additional build, test and project structure skills microsoft/agent-framework#3987
• .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 by @​Copilot in .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 microsoft/agent-framework#4003
• .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests by @​SergeyMenshykh in .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests microsoft/agent-framework#3997
• .NET: Inline private RunCoreAsync into the protected one by @​SergeyMenshykh in .NET: Inline private RunCoreAsync into the protected one microsoft/agent-framework#3928
• .NET: Add Foundry Evaluation samples (Safety + Quality) by @​Copilot in .NET: Add Foundry Evaluation samples (Safety + Quality) microsoft/agent-framework#3697
• .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references by @​SergeyMenshykh in .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references microsoft/agent-framework#3959
• .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents by @​lokitoth in .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents microsoft/agent-framework#3441
• .NET: Support InvokeFunctionTool for declarative workflows by @​peibekwe in .NET: Support InvokeFunctionTool for declarative workflows microsoft/agent-framework#4014
• .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API by @​rogerbarreto in .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API microsoft/agent-framework#3989
• .NET: Add File Search Sample for Foundry Agents. by @​rogerbarreto in .NET: Add File Search Sample for Foundry Agents. microsoft/agent-framework#3990
• .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found by @​rogerbarreto in .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found microsoft/agent-framework#3856
• .NET: [BREAKING] Implement Polymorphic Routing by @​lokitoth in .NET: [BREAKING] Implement Polymorphic Routing microsoft/agent-framework#3792
• .NET: Fix CheckpointInfo.Parent always null in InProcessRunner by @​lokitoth in .NET: Fix CheckpointInfo.Parent always null in InProcessRunner microsoft/agent-framework#3812
• .NET: Update AdditionalAIContext sample with simplified implementation by @​westey-m in .NET: Update AdditionalAIContext sample with simplified implementation microsoft/agent-framework#4039
• .NET: Add Foundry Agents Tool Sample - OpenAPI Tools by @​rogerbarreto in .NET: Add Foundry Agents Tool Sample - OpenAPI Tools microsoft/agent-framework#3702
• [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs by @​lokitoth in [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs microsoft/agent-framework#4037
• .NET: Updated package versions for RC release by @​dmytrostruk in .NET: Updated package versions for RC release microsoft/agent-framework#4067
• .NET: Add tweaks to .net agent skills by @​westey-m in .NET: Add tweaks to .net agent skills microsoft/agent-framework#4081
• .NET: Support a message only AIContextProvider as an AIAgent Decorator by @​westey-m in .NET: Support a message only AIContextProvider as an AIAgent Decorator microsoft/agent-framework#4009
• .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages by @​lokitoth in .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages microsoft/agent-framework#3811
• .NET: Small fixes in README by @​dmytrostruk in .NET: Small fixes in README microsoft/agent-framework#4099
• .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) by @​lokitoth in .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) microsoft/agent-framework#4090

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260212.1...dotnet-1.0.0-rc1

1.0.0-preview.260209.1

What's Changed

• .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent by @​westey-m in .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent microsoft/agent-framework#3699
• .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering by @​westey-m in .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering microsoft/agent-framework#3540
• .NET: Workflow telemetry opt in by @​TaoChenOSU in .NET: Workflow telemetry opt in microsoft/agent-framework#3467
• .NET Pre-Publish - Update package version to 260209 by @​crickman in .NET Pre-Publish - Update package version to 260209 microsoft/agent-framework#3777

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260205.1...dotnet-1.0.0-preview.260209.1

1.0.0-preview.260205.1

What's Changed

• .NET: Consolidate durable agent samples into Durable/Agents folder by @​kshyju in .NET: Consolidate durable agent samples into Durable/Agents folder microsoft/agent-framework#3471
• .Net: Update Anthropic and Anthropic.Foundry package versions by @​Copilot in .Net: Update Anthropic and Anthropic.Foundry package versions microsoft/agent-framework#3517
• .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows by @​peibekwe in .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows microsoft/agent-framework#3505
• Update readme by @​dmytrostruk in Update readme microsoft/agent-framework#3576
• .NET: [BREAKING] Rename GetNewSession to CreateSession by @​westey-m in .NET: [BREAKING] Rename GetNewSession to CreateSession microsoft/agent-framework#3501
• .NET: [BREAKING] Move AgentSession.Serialize to AIAgent by @​westey-m in .NET: [BREAKING] Move AgentSession.Serialize to AIAgent microsoft/agent-framework#3650
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions microsoft/agent-framework#3381
• .NET: Add .NET Anthropic Claude Skills sample by @​Copilot in .NET: Add .NET Anthropic Claude Skills sample microsoft/agent-framework#3497
• .NET: [BREAKING] Rename session state json param by @​westey-m in .NET: [BREAKING] Rename session state json param microsoft/agent-framework#3681
• .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage by @​westey-m in .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage microsoft/agent-framework#3643
• [BREAKING] Obsoleting ReflectingExecutor in favor of source gen by @​alliscode in [BREAKING] Obsoleting ReflectingExecutor in favor of source gen microsoft/agent-framework#3380
• .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components by @​westey-m in .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components microsoft/agent-framework#3476
• .NET: [BREAKING] Remove UserInputRequests property by @​westey-m in .NET: [BREAKING] Remove UserInputRequests property microsoft/agent-framework#3682
• .NET: Fix Error 404 Agent Hosted MCP by @​rogerbarreto in .NET: Fix Error 404 Agent Hosted MCP microsoft/agent-framework#3678
• .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider microsoft/agent-framework#3695

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260128.1...dotnet-1.0.0-preview.260205.1

1.0.0-preview.260128.1

What's Changed

• .NET: Add tests for subworkflow shared state behavior by @​lokitoth in .NET: Add tests for subworkflow shared state behavior microsoft/agent-framework#3444
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% microsoft/agent-framework#3383
• .Net: Adding copilot cli to the codespaces definition by @​rogerbarreto in .Net: Adding copilot cli to the codespaces definition microsoft/agent-framework#3479
• .NET: Python: [BREAKING] Renamed Github to GitHub by @​dmytrostruk in .NET: Python: [BREAKING] Renamed Github to GitHub microsoft/agent-framework#3486
• .NET - [Breaking]: Update Declarative Object Model + Dependencies by @​crickman in .NET - [Breaking]: Update Declarative Object Model + Dependencies microsoft/agent-framework#3017

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260127.1...dotnet-1.0.0-preview.260128.1

1.0.0-preview.260127.1

What's Changed

• .NET: Adding feature collections ADR by @​westey-m in .NET: Adding feature collections ADR microsoft/agent-framework#3332
• .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions by @​SergeyMenshykh in .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions microsoft/agent-framework#3250
• .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing by @​lokitoth in .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing microsoft/agent-framework#3240
• .NET: Joslat fix sample issue by @​joslat in .NET: Joslat fix sample issue microsoft/agent-framework#3270
• .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI microsoft/agent-framework#3349
• .NET: Expose Executor Binding Metadata from Workflows by @​kshyju in .NET: Expose Executor Binding Metadata from Workflows microsoft/agent-framework#3389
• .NET: Allow overriding the ChatMessageStore to be used per agent run. by @​westey-m in .NET: Allow overriding the ChatMessageStore to be used per agent run. microsoft/agent-framework#3330
• Update instructions to require automatically building and formatting by @​westey-m in Update instructions to require automatically building and formatting microsoft/agent-framework#3412
• .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider microsoft/agent-framework#3375
• .NET: [BREAKING] feat: Improve Agent hosting inside Workflows by @​lokitoth in .NET: [BREAKING] feat: Improve Agent hosting inside Workflows microsoft/agent-framework#3142
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent microsoft/agent-framework#3384
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic microsoft/agent-framework#3382
• Workaround for devcontainer expired key issue by @​westey-m in Workaround for devcontainer expired key issue microsoft/agent-framework#3432
• .NET: [BREAKING] Rename AgentThread to AgentSession by @​westey-m in .NET: [BREAKING] Rename AgentThread to AgentSession microsoft/agent-framework#3430
• .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests by @​lokitoth in .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests microsoft/agent-framework#3464
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3459
• .NET: Add AIAgent implementation for GitHub Copilot SDK by @​Copilot in .NET: Add AIAgent implementation for GitHub Copilot SDK microsoft/agent-framework#3395
• .NET: Expose metadata from A2AAgent and seal AIAgentMetadata by @​westey-m in .NET: Expose metadata from A2AAgent and seal AIAgentMetadata microsoft/agent-framework#3417
• .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation by @​lokitoth in .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation microsoft/agent-framework#3439
• .NET: Added GitHub Copilot project to release solution file by @​dmytrostruk in .NET: Added GitHub Copilot project to release solution file microsoft/agent-framework#3468
• Add C# GroupChat tool approval sample for multi-agent orchestrations by @​Copilot in Add C# GroupChat tool approval sample for multi-agent orchestrations microsoft/agent-framework#3374

1.0.0-preview.260121.1

What's Changed

• .NET: [BREAKING] Change GetNewThread and DeserializeThread to async by @​westey-m in .NET: [BREAKING] Change GetNewThread and DeserializeThread to async microsoft/agent-framework#3152
• .NET: Improve resolving AITool from DI by @​DeagleGross in .NET: Improve resolving AITool from DI microsoft/agent-framework#3175
• .NET: Properly point agentCard to agent endpoint by @​DeagleGross in .NET: Properly point agentCard to agent endpoint microsoft/agent-framework#3176
• .NET: Implement IReadOnlyList on InMemoryChatMessageStore by @​westey-m in .NET: Implement IReadOnlyList on InMemoryChatMessageStore microsoft/agent-framework#3205
• .NET: Make ChatMessageStore and AIContextProvider context props settable by @​westey-m in .NET: Make ChatMessageStore and AIContextProvider context props settable microsoft/agent-framework#3196
• .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes by @​SergeyMenshykh in .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes microsoft/agent-framework#3197
• .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes by @​SergeyMenshykh in .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes microsoft/agent-framework#3214
• .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties by @​westey-m in .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties microsoft/agent-framework#3184
• .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations by @​Copilot in .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations microsoft/agent-framework#3232
• .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent by @​dmytrostruk in .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent microsoft/agent-framework#3222
• .NET Purview Middleware: Improve Background Job Runner Injection by @​eoindoherty1 in .NET Purview Middleware: Improve Background Job Runner Injection microsoft/agent-framework#3256
• .NET: Delete sync extension methods for agent by @​westey-m in .NET: Delete sync extension methods for agent microsoft/agent-framework#3291
• .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 by @​Copilot in .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 microsoft/agent-framework#3211
• .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool by @​westey-m in .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool microsoft/agent-framework#3219
• .NET: Durable Agent samples and automated validation for non-Azure Functions by @​cgillum in .NET: Durable Agent samples and automated validation for non-Azure Functions microsoft/agent-framework#3042
• .NET: Add sample to show multiple AIContextProvider usage by @​westey-m in .NET: Add sample to show multiple AIContextProvider usage microsoft/agent-framework#3284
• .Net: Fix DebuggerDisplay attribute to reference existing property by @​Copilot in .Net: Fix DebuggerDisplay attribute to reference existing property microsoft/agent-framework#3326
• .NET: Update Conversation Sample to use Conversation Id instead by @​rogerbarreto in .NET: Update Conversation Sample to use Conversation Id instead microsoft/agent-framework#3180
• .NET: Improve readme for agents V2 by @​rogerbarreto in .NET: Improve readme for agents V2 microsoft/agent-framework#3285
• .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties by @​Copilot in .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties microsoft/agent-framework#2985

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260108.1...dotnet-1.0.0-preview.260121.1

1.0.0-preview.260108.1

What's Changed

• .NET: [Durable Agents] Reliable streaming sample by @​cgillum in .NET: [Durable Agents] Reliable streaming sample microsoft/agent-framework#2942
• .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent by @​Copilot in .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent microsoft/agent-framework#2749
• .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support by @​westey-m in .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support microsoft/agent-framework#2604
• [BREAKING] Remove unused AgentThreadMetadata by @​westey-m in [BREAKING] Remove unused AgentThreadMetadata microsoft/agent-framework#3067
• .NET: Seal ChatClientAgentThread by @​Copilot in .NET: Seal ChatClientAgentThread microsoft/agent-framework#2842
• .NET: Fix message ordering inconsistency when using AIContextProvider by @​Copilot in .NET: Fix message ordering inconsistency when using AIContextProvider microsoft/agent-framework#2659
• .NET: Seal factory contexts and add non JSO deserialize overloads by @​westey-m in .NET: Seal factory contexts and add non JSO deserialize overloads microsoft/agent-framework#3066
• updated templates by @​eavanvalkenburg in updated templates microsoft/agent-framework#3106
• .NET: Make A2AAgent public, so that its concrete implementation methods can be used. by @​westey-m in .NET: Make A2AAgent public, so that its concrete implementation methods can be used. microsoft/agent-framework#3119
• .NET: Map additional props <-> A2A metadata by @​SergeyMenshykh in .NET: Map additional props <-> A2A metadata microsoft/agent-framework#3137
• .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 by @​dependabot[bot] in .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 microsoft/agent-framework#2994
• .NET: Bump Anthropic from 12.0.0 to 12.0.1 by @​dependabot[bot] in .NET: Bump Anthropic from 12.0.0 to 12.0.1 microsoft/agent-framework#2993
• .NET: fix: Expose WorkflowErrorEvent as ErrorContent by @​lokitoth in .NET: fix: Expose WorkflowErrorEvent as ErrorContent microsoft/agent-framework#2762
• .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming by @​SergeyMenshykh in .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming microsoft/agent-framework#2748
• .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 microsoft/agent-framework#2997
• .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense by @​Copilot in .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense microsoft/agent-framework#3115
• .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 by @​dependabot[bot] in .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 microsoft/agent-framework#2995
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3144
• .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI microsoft/agent-framework#2996

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.251219.1...dotnet-1.0.0-preview.260108.1

Commits viewable in compare view.

Pinned Microsoft.Agents.AI.AzureAI.Persistent at 1.0.0-preview.260219.1.

Release notes

Sourced from Microsoft.Agents.AI.AzureAI.Persistent's releases.

1.0.0-preview.260209.1

What's Changed

• .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent by @​westey-m in .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent microsoft/agent-framework#3699
• .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering by @​westey-m in .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering microsoft/agent-framework#3540
• .NET: Workflow telemetry opt in by @​TaoChenOSU in .NET: Workflow telemetry opt in microsoft/agent-framework#3467
• .NET Pre-Publish - Update package version to 260209 by @​crickman in .NET Pre-Publish - Update package version to 260209 microsoft/agent-framework#3777

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260205.1...dotnet-1.0.0-preview.260209.1

1.0.0-preview.260205.1

What's Changed

• .NET: Consolidate durable agent samples into Durable/Agents folder by @​kshyju in .NET: Consolidate durable agent samples into Durable/Agents folder microsoft/agent-framework#3471
• .Net: Update Anthropic and Anthropic.Foundry package versions by @​Copilot in .Net: Update Anthropic and Anthropic.Foundry package versions microsoft/agent-framework#3517
• .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows by @​peibekwe in .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows microsoft/agent-framework#3505
• Update readme by @​dmytrostruk in Update readme microsoft/agent-framework#3576
• .NET: [BREAKING] Rename GetNewSession to CreateSession by @​westey-m in .NET: [BREAKING] Rename GetNewSession to CreateSession microsoft/agent-framework#3501
• .NET: [BREAKING] Move AgentSession.Serialize to AIAgent by @​westey-m in .NET: [BREAKING] Move AgentSession.Serialize to AIAgent microsoft/agent-framework#3650
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions microsoft/agent-framework#3381
• .NET: Add .NET Anthropic Claude Skills sample by @​Copilot in .NET: Add .NET Anthropic Claude Skills sample microsoft/agent-framework#3497
• .NET: [BREAKING] Rename session state json param by @​westey-m in .NET: [BREAKING] Rename session state json param microsoft/agent-framework#3681
• .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage by @​westey-m in .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage microsoft/agent-framework#3643
• [BREAKING] Obsoleting ReflectingExecutor in favor of source gen by @​alliscode in [BREAKING] Obsoleting ReflectingExecutor in favor of source gen microsoft/agent-framework#3380
• .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components by @​westey-m in .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components microsoft/agent-framework#3476
• .NET: [BREAKING] Remove UserInputRequests property by @​westey-m in .NET: [BREAKING] Remove UserInputRequests property microsoft/agent-framework#3682
• .NET: Fix Error 404 Agent Hosted MCP by @​rogerbarreto in .NET: Fix Error 404 Agent Hosted MCP microsoft/agent-framework#3678
• .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider microsoft/agent-framework#3695

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260128.1...dotnet-1.0.0-preview.260205.1

1.0.0-preview.260128.1

What's Changed

• .NET: Add tests for subworkflow shared state behavior by @​lokitoth in .NET: Add tests for subworkflow shared state behavior microsoft/agent-framework#3444
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% microsoft/agent-framework#3383
• .Net: Adding copilot cli to the codespaces definition by @​rogerbarreto in .Net: Adding copilot cli to the codespaces definition microsoft/agent-framework#3479
• .NET: Python: [BREAKING] Renamed Github to GitHub by @​dmytrostruk in .NET: Python: [BREAKING] Renamed Github to GitHub microsoft/agent-framework#3486
• .NET - [Breaking]: Update Declarative Object Model + Dependencies by @​crickman in .NET - [Breaking]: Update Declarative Object Model + Dependencies microsoft/agent-framework#3017

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260127.1...dotnet-1.0.0-preview.260128.1

1.0.0-preview.260127.1

What's Changed

• .NET: Adding feature collections ADR by @​westey-m in .NET: Adding feature collections ADR microsoft/agent-framework#3332
• .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions by @​SergeyMenshykh in .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions microsoft/agent-framework#3250
• .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing by @​lokitoth in .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing microsoft/agent-framework#3240
• .NET: Joslat fix sample issue by @​joslat in .NET: Joslat fix sample issue microsoft/agent-framework#3270
• .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI microsoft/agent-framework#3349
• .NET: Expose Executor Binding Metadata from Workflows by @​kshyju in .NET: Expose Executor Binding Metadata from Workflows microsoft/agent-framework#3389
• .NET: Allow overriding the ChatMessageStore to be used per agent run. by @​westey-m in .NET: Allow overriding the ChatMessageStore to be used per agent run. microsoft/agent-framework#3330
• Update instructions to require automatically building and formatting by @​westey-m in Update instructions to require automatically building and formatting microsoft/agent-framework#3412
• .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider microsoft/agent-framework#3375
• .NET: [BREAKING] feat: Improve Agent hosting inside Workflows by @​lokitoth in .NET: [BREAKING] feat: Improve Agent hosting inside Workflows microsoft/agent-framework#3142
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent microsoft/agent-framework#3384
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic microsoft/agent-framework#3382
• Workaround for devcontainer expired key issue by @​westey-m in Workaround for devcontainer expired key issue microsoft/agent-framework#3432
• .NET: [BREAKING] Rename AgentThread to AgentSession by @​westey-m in .NET: [BREAKING] Rename AgentThread to AgentSession microsoft/agent-framework#3430
• .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests by @​lokitoth in .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests microsoft/agent-framework#3464
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3459
• .NET: Add AIAgent implementation for GitHub Copilot SDK by @​Copilot in .NET: Add AIAgent implementation for GitHub Copilot SDK microsoft/agent-framework#3395
• .NET: Expose metadata from A2AAgent and seal AIAgentMetadata by @​westey-m in .NET: Expose metadata from A2AAgent and seal AIAgentMetadata microsoft/agent-framework#3417
• .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation by @​lokitoth in .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation microsoft/agent-framework#3439
• .NET: Added GitHub Copilot project to release solution file by @​dmytrostruk in .NET: Added GitHub Copilot project to release solution file microsoft/agent-framework#3468
• Add C# GroupChat tool approval sample for multi-agent orchestrations by @​Copilot in Add C# GroupChat tool approval sample for multi-agent orchestrations microsoft/agent-framework#3374

1.0.0-preview.260121.1

What's Changed

• .NET: [BREAKING] Change GetNewThread and DeserializeThread to async by @​westey-m in .NET: [BREAKING] Change GetNewThread and DeserializeThread to async microsoft/agent-framework#3152
• .NET: Improve resolving AITool from DI by @​DeagleGross in .NET: Improve resolving AITool from DI microsoft/agent-framework#3175
• .NET: Properly point agentCard to agent endpoint by @​DeagleGross in .NET: Properly point agentCard to agent endpoint microsoft/agent-framework#3176
• .NET: Implement IReadOnlyList on InMemoryChatMessageStore by @​westey-m in .NET: Implement IReadOnlyList on InMemoryChatMessageStore microsoft/agent-framework#3205
• .NET: Make ChatMessageStore and AIContextProvider context props settable by @​westey-m in .NET: Make ChatMessageStore and AIContextProvider context props settable microsoft/agent-framework#3196
• .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes by @​SergeyMenshykh in .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes microsoft/agent-framework#3197
• .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes by @​SergeyMenshykh in .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes microsoft/agent-framework#3214
• .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties by @​westey-m in .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties microsoft/agent-framework#3184
• .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations by @​Copilot in .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations microsoft/agent-framework#3232
• .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent by @​dmytrostruk in .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent microsoft/agent-framework#3222
• .NET Purview Middleware: Improve Background Job Runner Injection by @​eoindoherty1 in .NET Purview Middleware: Improve Background Job Runner Injection microsoft/agent-framework#3256
• .NET: Delete sync extension methods for agent by @​westey-m in .NET: Delete sync extension methods for agent microsoft/agent-framework#3291
• .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 by @​Copilot in .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 microsoft/agent-framework#3211
• .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool by @​westey-m in .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool microsoft/agent-framework#3219
• .NET: Durable Agent samples and automated validation for non-Azure Functions by @​cgillum in .NET: Durable Agent samples and automated validation for non-Azure Functions microsoft/agent-framework#3042
• .NET: Add sample to show multiple AIContextProvider usage by @​westey-m in .NET: Add sample to show multiple AIContextProvider usage microsoft/agent-framework#3284
• .Net: Fix DebuggerDisplay attribute to reference existing property by @​Copilot in .Net: Fix DebuggerDisplay attribute to reference existing property microsoft/agent-framework#3326
• .NET: Update Conversation Sample to use Conversation Id instead by @​rogerbarreto in .NET: Update Conversation Sample to use Conversation Id instead microsoft/agent-framework#3180
• .NET: Improve readme for agents V2 by @​rogerbarreto in .NET: Improve readme for agents V2 microsoft/agent-framework#3285
• .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties by @​Copilot in .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties microsoft/agent-framework#2985

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260108.1...dotnet-1.0.0-preview.260121.1

1.0.0-preview.260108.1

What's Changed

• .NET: [Durable Agents] Reliable streaming sample by @​cgillum in .NET: [Durable Agents] Reliable streaming sample microsoft/agent-framework#2942
• .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent by @​Copilot in .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent microsoft/agent-framework#2749
• .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support by @​westey-m in .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support microsoft/agent-framework#2604
• [BREAKING] Remove unused AgentThreadMetadata by @​westey-m in [BREAKING] Remove unused AgentThreadMetadata microsoft/agent-framework#3067
• .NET: Seal ChatClientAgentThread by @​Copilot in .NET: Seal ChatClientAgentThread microsoft/agent-framework#2842
• .NET: Fix message ordering inconsistency when using AIContextProvider by @​Copilot in .NET: Fix message ordering inconsistency when using AIContextProvider microsoft/agent-framework#2659
• .NET: Seal factory contexts and add non JSO deserialize overloads by @​westey-m in .NET: Seal factory contexts and add non JSO deserialize overloads microsoft/agent-framework#3066
• updated templates by @​eavanvalkenburg in updated templates microsoft/agent-framework#3106
• .NET: Make A2AAgent public, so that its concrete implementation methods can be used. by @​westey-m in .NET: Make A2AAgent public, so that its concrete implementation methods can be used. microsoft/agent-framework#3119
• .NET: Map additional props <-> A2A metadata by @​SergeyMenshykh in .NET: Map additional props <-> A2A metadata microsoft/agent-framework#3137
• .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 by @​dependabot[bot] in .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 microsoft/agent-framework#2994
• .NET: Bump Anthropic from 12.0.0 to 12.0.1 by @​dependabot[bot] in .NET: Bump Anthropic from 12.0.0 to 12.0.1 microsoft/agent-framework#2993
• .NET: fix: Expose WorkflowErrorEvent as ErrorContent by @​lokitoth in .NET: fix: Expose WorkflowErrorEvent as ErrorContent microsoft/agent-framework#2762
• .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming by @​SergeyMenshykh in .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming microsoft/agent-framework#2748
• .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 microsoft/agent-framework#2997
• .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense by @​Copilot in .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense microsoft/agent-framework#3115
• .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 by @​dependabot[bot] in .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 microsoft/agent-framework#2995
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3144
• .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI microsoft/agent-framework#2996

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.251219.1...dotnet-1.0.0-preview.260108.1

Commits viewable in compare view.

Pinned Microsoft.Agents.AI.OpenAI at 1.0.0-rc1.

Release notes

Sourced from Microsoft.Agents.AI.OpenAI's releases.

1.0.0-rc1

What's Changed

• .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) by @​crickman in .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) microsoft/agent-framework#3895
• .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent by @​westey-m in .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent microsoft/agent-framework#3806
• .NET: [Breaking] Structured Output improvements by @​SergeyMenshykh in .NET: [Breaking] Structured Output improvements microsoft/agent-framework#3761
• .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption by @​Copilot in .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption microsoft/agent-framework#3924
• .NET: Add skill to verify samples by @​westey-m in .NET: Add skill to verify samples microsoft/agent-framework#3931
• .NET: Fixes for bug bash. by @​westey-m in .NET: Fixes for bug bash. microsoft/agent-framework#3927
• .NET: [BREAKING] Refactor providers to move common functionality to base by @​westey-m in .NET: [BREAKING] Refactor providers to move common functionality to base microsoft/agent-framework#3900
• .NET: Surface downstream experimental flags and remove unnecessary suppressions by @​westey-m in .NET: Surface downstream experimental flags and remove unnecessary suppressions microsoft/agent-framework#3968
• .NET: [BREAKING] Replace Typed Base Providers with Composition by @​westey-m in .NET: [BREAKING] Replace Typed Base Providers with Composition microsoft/agent-framework#3988
• .NET: Fix sample resource path resolution by @​westey-m in .NET: Fix sample resource path resolution microsoft/agent-framework#3952
• .NET: Fixing some small issues from bugbash by @​westey-m in .NET: Fixing some small issues from bugbash microsoft/agent-framework#3961
• .NET: Improve session cast error message quality and consistency by @​westey-m in .NET: Improve session cast error message quality and consistency microsoft/agent-framework#3973
• .NET Workflows - Add unit tests for RequestExternalInputExecutor by @​Copilot in .NET Workflows - Add unit tests for RequestExternalInputExecutor microsoft/agent-framework#3891
• .NET Workflows - Add unit tests for ConditionGroupExecutor by @​Copilot in .NET Workflows - Add unit tests for ConditionGroupExecutor microsoft/agent-framework#3893
• .NET: Open an active item in Solution Explorer in VS Code automatically by @​SergeyMenshykh in .NET: NET: Open an active item in Solution Explorer in VS Code automatically microsoft/agent-framework#3992
• .NET Workflows - Add unit tests for QuestionExecutor by @​Copilot in .NET Workflows - Add unit tests for QuestionExecutor microsoft/agent-framework#3892
• .NET: Add additional build, test and project structure skills by @​westey-m in .NET: Add additional build, test and project structure skills microsoft/agent-framework#3987
• .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 by @​Copilot in .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 microsoft/agent-framework#4003
• .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests by @​SergeyMenshykh in .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests microsoft/agent-framework#3997
• .NET: Inline private RunCoreAsync into the protected one by @​SergeyMenshykh in .NET: Inline private RunCoreAsync into the protected one microsoft/agent-framework#3928
• .NET: Add Foundry Evaluation samples (Safety + Quality) by @​Copilot in .NET: Add Foundry Evaluation samples (Safety + Quality) microsoft/agent-framework#3697
• .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references by @​SergeyMenshykh in .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references microsoft/agent-framework#3959
• .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents by @​lokitoth in .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents microsoft/agent-framework#3441
• .NET: Support InvokeFunctionTool for declarative workflows by @​peibekwe in .NET: Support InvokeFunctionTool for declarative workflows microsoft/agent-framework#4014
• .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API by @​rogerbarreto in .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API microsoft/agent-framework#3989
• .NET: Add File Search Sample for Foundry Agents. by @​rogerbarreto in .NET: Add File Search Sample for Foundry Agents. microsoft/agent-framework#3990
• .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found by @​rogerbarreto in .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found microsoft/agent-framework#3856
• .NET: [BREAKING] Implement Polymorphic Routing by @​lokitoth in .NET: [BREAKING] Implement Polymorphic Routing microsoft/agent-framework#3792
• .NET: Fix CheckpointInfo.Parent always null in InProcessRunner by @​lokitoth in .NET: Fix CheckpointInfo.Parent always null in InProcessRunner microsoft/agent-framework#3812
• .NET: Update AdditionalAIContext sample with simplified implementation by @​westey-m in .NET: Update AdditionalAIContext sample with simplified implementation microsoft/agent-framework#4039
• .NET: Add Foundry Agents Tool Sample - OpenAPI Tools by @​rogerbarreto in .NET: Add Foundry Agents Tool Sample - OpenAPI Tools microsoft/agent-framework#3702
• [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs by @​lokitoth in [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs microsoft/agent-framework#4037
• .NET: Updated package versions for RC release by @​dmytrostruk in .NET: Updated package versions for RC release microsoft/agent-framework#4067
• .NET: Add tweaks to .net agent skills by @​westey-m in .NET: Add tweaks to .net agent skills microsoft/agent-framework#4081
• .NET: Support a message only AIContextProvider as an AIAgent Decorator by @​westey-m in .NET: Support a message only AIContextProvider as an AIAgent Decorator microsoft/agent-framework#4009
• .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages by @​lokitoth in .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages microsoft/agent-framework#3811
• .NET: Small fixes in README by @​dmytrostruk in .NET: Small fixes in README microsoft/agent-framework#4099
• .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) by @​lokitoth in .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) microsoft/agent-framework#4090

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260212.1...dotnet-1.0.0-rc1

1.0.0-preview.260209.1

What's Changed

• .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent by @​westey-m in .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent microsoft/agent-framework#3699
• .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering by @​westey-m in .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering microsoft/agent-framework#3540
• .NET: Workflow telemetry opt in by @​TaoChenOSU in .NET: Workflow telemetry opt in microsoft/agent-framework#3467
• .NET Pre-Publish - Update package version to 260209 by @​crickman in .NET Pre-Publish - Update package version to 260209 microsoft/agent-framework#3777

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260205.1...dotnet-1.0.0-preview.260209.1

1.0.0-preview.260205.1

What's Changed

• .NET: Consolidate durable agent samples into Durable/Agents folder by @​kshyju in .NET: Consolidate durable agent samples into Durable/Agents folder microsoft/agent-framework#3471
• .Net: Update Anthropic and Anthropic.Foundry package versions by @​Copilot in .Net: Update Anthropic and Anthropic.Foundry package versions microsoft/agent-framework#3517
• .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows by @​peibekwe in .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows microsoft/agent-framework#3505
• Update readme by @​dmytrostruk in Update readme microsoft/agent-framework#3576
• .NET: [BREAKING] Rename GetNewSession to CreateSession by @​westey-m in .NET: [BREAKING] Rename GetNewSession to CreateSession microsoft/agent-framework#3501
• .NET: [BREAKING] Move AgentSession.Serialize to AIAgent by @​westey-m in .NET: [BREAKING] Move AgentSession.Serialize to AIAgent microsoft/agent-framework#3650
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions microsoft/agent-framework#3381
• .NET: Add .NET Anthropic Claude Skills sample by @​Copilot in .NET: Add .NET Anthropic Claude Skills sample microsoft/agent-framework#3497
• .NET: [BREAKING] Rename session state json param by @​westey-m in .NET: [BREAKING] Rename session state json param microsoft/agent-framework#3681
• .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage by @​westey-m in .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage microsoft/agent-framework#3643
• [BREAKING] Obsoleting ReflectingExecutor in favor of source gen by @​alliscode in [BREAKING] Obsoleting ReflectingExecutor in favor of source gen microsoft/agent-framework#3380
• .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components by @​westey-m in .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components microsoft/agent-framework#3476
• .NET: [BREAKING] Remove UserInputRequests property by @​westey-m in .NET: [BREAKING] Remove UserInputRequests property microsoft/agent-framework#3682
• .NET: Fix Error 404 Agent Hosted MCP by @​rogerbarreto in .NET: Fix Error 404 Agent Hosted MCP microsoft/agent-framework#3678
• .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider microsoft/agent-framework#3695

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260128.1...dotnet-1.0.0-preview.260205.1

1.0.0-preview.260128.1

What's Changed

• .NET: Add tests for subworkflow shared state behavior by @​lokitoth in .NET: Add tests for subworkflow shared state behavior microsoft/agent-framework#3444
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% microsoft/agent-framework#3383
• .Net: Adding copilot cli to the codespaces definition by @​rogerbarreto in .Net: Adding copilot cli to the codespaces definition microsoft/agent-framework#3479
• .NET: Python: [BREAKING] Renamed Github to GitHub by @​dmytrostruk in .NET: Python: [BREAKING] Renamed Github to GitHub microsoft/agent-framework#3486
• .NET - [Breaking]: Update Declarative Object Model + Dependencies by @​crickman in .NET - [Breaking]: Update Declarative Object Model + Dependencies microsoft/agent-framework#3017

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260127.1...dotnet-1.0.0-preview.260128.1

1.0.0-preview.260127.1

What's Changed

• .NET: Adding feature collections ADR by @​westey-m in .NET: Adding feature collections ADR microsoft/agent-framework#3332
• .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions by @​SergeyMenshykh in .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions microsoft/agent-framework#3250
• .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing by @​lokitoth in .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing microsoft/agent-framework#3240
• .NET: Joslat fix sample issue by @​joslat in .NET: Joslat fix sample issue microsoft/agent-framework#3270
• .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI microsoft/agent-framework#3349
• .NET: Expose Executor Binding Metadata from Workflows by @​kshyju in .NET: Expose Executor Binding Metadata from Workflows microsoft/agent-framework#3389
• .NET: Allow overriding the ChatMessageStore to be used per agent run. by @​westey-m in .NET: Allow overriding the ChatMessageStore to be used per agent run. microsoft/agent-framework#3330
• Update instructions to require automatically building and formatting by @​westey-m in Update instructions to require automatically building and formatting microsoft/agent-framework#3412
• .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider microsoft/agent-framework#3375
• .NET: [BREAKING] feat: Improve Agent hosting inside Workflows by @​lokitoth in .NET: [BREAKING] feat: Improve Agent hosting inside Workflows microsoft/agent-framework#3142
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent microsoft/agent-framework#3384
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic microsoft/agent-framework#3382
• Workaround for devcontainer expired key issue by @​westey-m in Workaround for devcontainer expired key issue microsoft/agent-framework#3432
• .NET: [BREAKING] Rename AgentThread to AgentSession by @​westey-m in .NET: [BREAKING] Rename AgentThread to AgentSession microsoft/agent-framework#3430
• .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests by @​lokitoth in .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests microsoft/agent-framework#3464
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3459
• .NET: Add AIAgent implementation for GitHub Copilot SDK by @​Copilot in .NET: Add AIAgent implementation for GitHub Copilot SDK microsoft/agent-framework#3395
• .NET: Expose metadata from A2AAgent and seal AIAgentMetadata by @​westey-m in .NET: Expose metadata from A2AAgent and seal AIAgentMetadata microsoft/agent-framework#3417
• .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation by @​lokitoth in .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation microsoft/agent-framework#3439
• .NET: Added GitHub Copilot project to release solution file by @​dmytrostruk in .NET: Added GitHub Copilot project to release solution file microsoft/agent-framework#3468
• Add C# GroupChat tool approval sample for multi-agent orchestrations by @​Copilot in Add C# GroupChat tool approval sample for multi-agent orchestrations microsoft/agent-framework#3374

1.0.0-preview.260121.1

What's Changed

• .NET: [BREAKING] Change GetNewThread and DeserializeThread to async by @​westey-m in .NET: [BREAKING] Change GetNewThread and DeserializeThread to async microsoft/agent-framework#3152
• .NET: Improve resolving AITool from DI by @​DeagleGross in .NET: Improve resolving AITool from DI microsoft/agent-framework#3175
• .NET: Properly point agentCard to agent endpoint by @​DeagleGross in .NET: Properly point agentCard to agent endpoint microsoft/agent-framework#3176
• .NET: Implement IReadOnlyList on InMemoryChatMessageStore by @​westey-m in .NET: Implement IReadOnlyList on InMemoryChatMessageStore microsoft/agent-framework#3205
• .NET: Make ChatMessageStore and AIContextProvider context props settable by @​westey-m in .NET: Make ChatMessageStore and AIContextProvider context props settable microsoft/agent-framework#3196
• .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes by @​SergeyMenshykh in .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes microsoft/agent-framework#3197
• .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes by @​SergeyMenshykh in .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes microsoft/agent-framework#3214
• .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties by @​westey-m in .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties microsoft/agent-framework#3184
• .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations by @​Copilot in .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations microsoft/agent-framework#3232
• .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent by @​dmytrostruk in .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent microsoft/agent-framework#3222
• .NET Purview Middleware: Improve Background Job Runner Injection by @​eoindoherty1 in .NET Purview Middleware: Improve Background Job Runner Injection microsoft/agent-framework#3256
• .NET: Delete sync extension methods for agent by @​westey-m in .NET: Delete sync extension methods for agent microsoft/agent-framework#3291
• .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 by @​Copilot in .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 microsoft/agent-framework#3211
• .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool by @​westey-m in .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool microsoft/agent-framework#3219
• .NET: Durable Agent samples and automated validation for non-Azure Functions by @​cgillum in .NET: Durable Agent samples and automated validation for non-Azure Functions microsoft/agent-framework#3042
• .NET: Add sample to show multiple AIContextProvider usage by @​westey-m in .NET: Add sample to show multiple AIContextProvider usage microsoft/agent-framework#3284
• .Net: Fix DebuggerDisplay attribute to reference existing property by @​Copilot in .Net: Fix DebuggerDisplay attribute to reference existing property microsoft/agent-framework#3326
• .NET: Update Conversation Sample to use Conversation Id instead by @​rogerbarreto in .NET: Update Conversation Sample to use Conversation Id instead microsoft/agent-framework#3180
• .NET: Improve readme for agents V2 by @​rogerbarreto in .NET: Improve readme for agents V2 microsoft/agent-framework#3285
• .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties by @​Copilot in .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties microsoft/agent-framework#2985

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260108.1...dotnet-1.0.0-preview.260121.1

1.0.0-preview.260108.1

What's Changed

• .NET: [Durable Agents] Reliable streaming sample by @​cgillum in .NET: [Durable Agents] Reliable streaming sample microsoft/agent-framework#2942
• .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent by @​Copilot in .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent microsoft/agent-framework#2749
• .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support by @​westey-m in .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support microsoft/agent-framework#2604
• [BREAKING] Remove unused AgentThreadMetadata by @​westey-m in [BREAKING] Remove unused AgentThreadMetadata microsoft/agent-framework#3067
• .NET: Seal ChatClientAgentThread by @​Copilot in .NET: Seal ChatClientAgentThread microsoft/agent-framework#2842
• .NET: Fix message ordering inconsistency when using AIContextProvider by @​Copilot in .NET: Fix message ordering inconsistency when using AIContextProvider microsoft/agent-framework#2659
• .NET: Seal factory contexts and add non JSO deserialize overloads by @​westey-m in .NET: Seal factory contexts and add non JSO deserialize overloads microsoft/agent-framework#3066
• updated templates by @​eavanvalkenburg in updated templates microsoft/agent-framework#3106
• .NET: Make A2AAgent public, so that its concrete implementation methods can be used. by @​westey-m in .NET: Make A2AAgent public, so that its concrete implementation methods can be used. microsoft/agent-framework#3119
• .NET: Map additional props <-> A2A metadata by @​SergeyMenshykh in .NET: Map additional props <-> A2A metadata microsoft/agent-framework#3137
• .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 by @​dependabot[bot] in .NET: Bump AWSSDK.Extensions.Bedrock.MEAI from 4.0.5 to 4.0.5.1 microsoft/agent-framework#2994
• .NET: Bump Anthropic from 12.0.0 to 12.0.1 by @​dependabot[bot] in .NET: Bump Anthropic from 12.0.0 to 12.0.1 microsoft/agent-framework#2993
• .NET: fix: Expose WorkflowErrorEvent as ErrorContent by @​lokitoth in .NET: fix: Expose WorkflowErrorEvent as ErrorContent microsoft/agent-framework#2762
• .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming by @​SergeyMenshykh in .NET: [Breaking] Prevent loss of input messages & streamed updates when resuming streaming microsoft/agent-framework#2748
• .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.Workflows from 1.0.0-preview.251125.1 to 1.0.0-preview.251219.1 microsoft/agent-framework#2997
• .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense by @​Copilot in .NET: Add Run overloads to expose ChatClientAgentRunOptions in IntelliSense microsoft/agent-framework#3115
• .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 by @​dependabot[bot] in .NET: Bump Google.GenAI from 0.6.0 to 0.9.0 microsoft/agent-framework#2995
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3144
• .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI by @​dependabot[bot] in .NET: Bump Microsoft.Agents.AI.OpenAI and Microsoft.Extensions.AI.OpenAI microsoft/agent-framework#2996

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.251219.1...dotnet-1.0.0-preview.260108.1

Commits viewable in compare view.

Pinned Microsoft.Agents.AI.Workflows at 1.0.0-rc1.

Release notes

Sourced from Microsoft.Agents.AI.Workflows's releases.

1.0.0-rc1

What's Changed

• .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) by @​crickman in .NET Workflows - Rename agent-provider and add comments (Declarative Workflows) microsoft/agent-framework#3895
• .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent by @​westey-m in .NET: [BREAKING] Add session StateBag for state storage and support multiple providers on the Agent microsoft/agent-framework#3806
• .NET: [Breaking] Structured Output improvements by @​SergeyMenshykh in .NET: [Breaking] Structured Output improvements microsoft/agent-framework#3761
• .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption by @​Copilot in .NET: Add CreateSessionAsync overload with taskId for A2AAgent session resumption microsoft/agent-framework#3924
• .NET: Add skill to verify samples by @​westey-m in .NET: Add skill to verify samples microsoft/agent-framework#3931
• .NET: Fixes for bug bash. by @​westey-m in .NET: Fixes for bug bash. microsoft/agent-framework#3927
• .NET: [BREAKING] Refactor providers to move common functionality to base by @​westey-m in .NET: [BREAKING] Refactor providers to move common functionality to base microsoft/agent-framework#3900
• .NET: Surface downstream experimental flags and remove unnecessary suppressions by @​westey-m in .NET: Surface downstream experimental flags and remove unnecessary suppressions microsoft/agent-framework#3968
• .NET: [BREAKING] Replace Typed Base Providers with Composition by @​westey-m in .NET: [BREAKING] Replace Typed Base Providers with Composition microsoft/agent-framework#3988
• .NET: Fix sample resource path resolution by @​westey-m in .NET: Fix sample resource path resolution microsoft/agent-framework#3952
• .NET: Fixing some small issues from bugbash by @​westey-m in .NET: Fixing some small issues from bugbash microsoft/agent-framework#3961
• .NET: Improve session cast error message quality and consistency by @​westey-m in .NET: Improve session cast error message quality and consistency microsoft/agent-framework#3973
• .NET Workflows - Add unit tests for RequestExternalInputExecutor by @​Copilot in .NET Workflows - Add unit tests for RequestExternalInputExecutor microsoft/agent-framework#3891
• .NET Workflows - Add unit tests for ConditionGroupExecutor by @​Copilot in .NET Workflows - Add unit tests for ConditionGroupExecutor microsoft/agent-framework#3893
• .NET: Open an active item in Solution Explorer in VS Code automatically by @​SergeyMenshykh in .NET: NET: Open an active item in Solution Explorer in VS Code automatically microsoft/agent-framework#3992
• .NET Workflows - Add unit tests for QuestionExecutor by @​Copilot in .NET Workflows - Add unit tests for QuestionExecutor microsoft/agent-framework#3892
• .NET: Add additional build, test and project structure skills by @​westey-m in .NET: Add additional build, test and project structure skills microsoft/agent-framework#3987
• .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 by @​Copilot in .NET: Update Microsoft.Agents.ObjectModel packages to 2026.2.2.1 microsoft/agent-framework#4003
• .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests by @​SergeyMenshykh in .NET: Disable intermittently failing AzureAIAgentsPersistent integration tests microsoft/agent-framework#3997
• .NET: Inline private RunCoreAsync into the protected one by @​SergeyMenshykh in .NET: Inline private RunCoreAsync into the protected one microsoft/agent-framework#3928
• .NET: Add Foundry Evaluation samples (Safety + Quality) by @​Copilot in .NET: Add Foundry Evaluation samples (Safety + Quality) microsoft/agent-framework#3697
• .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references by @​SergeyMenshykh in .NET: Fix MCP samples: update MCP SDK to 0.8.0-preview.1 and fix README references microsoft/agent-framework#3959
• .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents by @​lokitoth in .NET: BREAKING: Unify AgentResponse[Update] events as WorkflowOutputEvents microsoft/agent-framework#3441
• .NET: Support InvokeFunctionTool for declarative workflows by @​peibekwe in .NET: Support InvokeFunctionTool for declarative workflows microsoft/agent-framework#4014
• .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API by @​rogerbarreto in .NET: Fix FoundryAgents_Step15_ComputerUse sample for Azure Agents API microsoft/agent-framework#3989
• .NET: Add File Search Sample for Foundry Agents. by @​rogerbarreto in .NET: Add File Search Sample for Foundry Agents. microsoft/agent-framework#3990
• .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found by @​rogerbarreto in .NET: Fixes AgentWithHostedMCP chat fails: ErrorHTTP 404 (: 404) Resource not found microsoft/agent-framework#3856
• .NET: [BREAKING] Implement Polymorphic Routing by @​lokitoth in .NET: [BREAKING] Implement Polymorphic Routing microsoft/agent-framework#3792
• .NET: Fix CheckpointInfo.Parent always null in InProcessRunner by @​lokitoth in .NET: Fix CheckpointInfo.Parent always null in InProcessRunner microsoft/agent-framework#3812
• .NET: Update AdditionalAIContext sample with simplified implementation by @​westey-m in .NET: Update AdditionalAIContext sample with simplified implementation microsoft/agent-framework#4039
• .NET: Add Foundry Agents Tool Sample - OpenAPI Tools by @​rogerbarreto in .NET: Add Foundry Agents Tool Sample - OpenAPI Tools microsoft/agent-framework#3702
• [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs by @​lokitoth in [BREAKING] .NET: Decouple Checkpointing from Run/StreamAsync APIs microsoft/agent-framework#4037
• .NET: Updated package versions for RC release by @​dmytrostruk in .NET: Updated package versions for RC release microsoft/agent-framework#4067
• .NET: Add tweaks to .net agent skills by @​westey-m in .NET: Add tweaks to .net agent skills microsoft/agent-framework#4081
• .NET: Support a message only AIContextProvider as an AIAgent Decorator by @​westey-m in .NET: Support a message only AIContextProvider as an AIAgent Decorator microsoft/agent-framework#4009
• .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages by @​lokitoth in .NET: Remove FunctionCalls and Tool Messages from Handoff passed messages microsoft/agent-framework#3811
• .NET: Small fixes in README by @​dmytrostruk in .NET: Small fixes in README microsoft/agent-framework#4099
• .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) by @​lokitoth in .NET: [BREAKING] Workflows API Review Naming Changes (Part 1?) microsoft/agent-framework#4090

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260212.1...dotnet-1.0.0-rc1

1.0.0-preview.260209.1

What's Changed

• .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent by @​westey-m in .NET: [BREAKING] Introduce Core implementation methods for session methods on AIAgent microsoft/agent-framework#3699
• .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering by @​westey-m in .NET: [BREAKING] Add ability to mark the source of Agent request messages and use that for filtering microsoft/agent-framework#3540
• .NET: Workflow telemetry opt in by @​TaoChenOSU in .NET: Workflow telemetry opt in microsoft/agent-framework#3467
• .NET Pre-Publish - Update package version to 260209 by @​crickman in .NET Pre-Publish - Update package version to 260209 microsoft/agent-framework#3777

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260205.1...dotnet-1.0.0-preview.260209.1

1.0.0-preview.260205.1

What's Changed

• .NET: Consolidate durable agent samples into Durable/Agents folder by @​kshyju in .NET: Consolidate durable agent samples into Durable/Agents folder microsoft/agent-framework#3471
• .Net: Update Anthropic and Anthropic.Foundry package versions by @​Copilot in .Net: Update Anthropic and Anthropic.Foundry package versions microsoft/agent-framework#3517
• .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows by @​peibekwe in .NET: Workflows - Support fidelity when converting to and from ChatMessage in declarative workflows microsoft/agent-framework#3505
• Update readme by @​dmytrostruk in Update readme microsoft/agent-framework#3576
• .NET: [BREAKING] Rename GetNewSession to CreateSession by @​westey-m in .NET: [BREAKING] Rename GetNewSession to CreateSession microsoft/agent-framework#3501
• .NET: [BREAKING] Move AgentSession.Serialize to AIAgent by @​westey-m in .NET: [BREAKING] Move AgentSession.Serialize to AIAgent microsoft/agent-framework#3650
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Abstractions microsoft/agent-framework#3381
• .NET: Add .NET Anthropic Claude Skills sample by @​Copilot in .NET: Add .NET Anthropic Claude Skills sample microsoft/agent-framework#3497
• .NET: [BREAKING] Rename session state json param by @​westey-m in .NET: [BREAKING] Rename session state json param microsoft/agent-framework#3681
• .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage by @​westey-m in .NET: Rename 3rdPartyThreadStorage sample to 3rdPartyChatHistoryStorage microsoft/agent-framework#3643
• [BREAKING] Obsoleting ReflectingExecutor in favor of source gen by @​alliscode in [BREAKING] Obsoleting ReflectingExecutor in favor of source gen microsoft/agent-framework#3380
• .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components by @​westey-m in .NET: Adding AgentRunContext to allow accessing agent run info in external downstream components microsoft/agent-framework#3476
• .NET: [BREAKING] Remove UserInputRequests property by @​westey-m in .NET: [BREAKING] Remove UserInputRequests property microsoft/agent-framework#3682
• .NET: Fix Error 404 Agent Hosted MCP by @​rogerbarreto in .NET: Fix Error 404 Agent Hosted MCP microsoft/agent-framework#3678
• .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Provide agent and session to AIContextProvider & ChatHistoryProvider microsoft/agent-framework#3695

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260128.1...dotnet-1.0.0-preview.260205.1

1.0.0-preview.260128.1

What's Changed

• .NET: Add tests for subworkflow shared state behavior by @​lokitoth in .NET: Add tests for subworkflow shared state behavior microsoft/agent-framework#3444
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI to 85.6% microsoft/agent-framework#3383
• .Net: Adding copilot cli to the codespaces definition by @​rogerbarreto in .Net: Adding copilot cli to the codespaces definition microsoft/agent-framework#3479
• .NET: Python: [BREAKING] Renamed Github to GitHub by @​dmytrostruk in .NET: Python: [BREAKING] Renamed Github to GitHub microsoft/agent-framework#3486
• .NET - [Breaking]: Update Declarative Object Model + Dependencies by @​crickman in .NET - [Breaking]: Update Declarative Object Model + Dependencies microsoft/agent-framework#3017

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260127.1...dotnet-1.0.0-preview.260128.1

1.0.0-preview.260127.1

What's Changed

• .NET: Adding feature collections ADR by @​westey-m in .NET: Adding feature collections ADR microsoft/agent-framework#3332
• .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions by @​SergeyMenshykh in .NET: [Breaking] Allow passing auth token credential to cosmosdb extensions microsoft/agent-framework#3250
• .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing by @​lokitoth in .NET: [BREAKING] fix: Subworkflows do not work well with Chat Protocol and Checkpointing microsoft/agent-framework#3240
• .NET: Joslat fix sample issue by @​joslat in .NET: Joslat fix sample issue microsoft/agent-framework#3270
• .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.OpenAI microsoft/agent-framework#3349
• .NET: Expose Executor Binding Metadata from Workflows by @​kshyju in .NET: Expose Executor Binding Metadata from Workflows microsoft/agent-framework#3389
• .NET: Allow overriding the ChatMessageStore to be used per agent run. by @​westey-m in .NET: Allow overriding the ChatMessageStore to be used per agent run. microsoft/agent-framework#3330
• Update instructions to require automatically building and formatting by @​westey-m in Update instructions to require automatically building and formatting microsoft/agent-framework#3412
• .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider by @​westey-m in .NET: [BREAKING] Rename ChatMessageStore to ChatHistoryProvider microsoft/agent-framework#3375
• .NET: [BREAKING] feat: Improve Agent hosting inside Workflows by @​lokitoth in .NET: [BREAKING] feat: Improve Agent hosting inside Workflows microsoft/agent-framework#3142
• .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.AzureAI.Persistent microsoft/agent-framework#3384
• .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic by @​Copilot in .NET: Improve unit test coverage for Microsoft.Agents.AI.Anthropic microsoft/agent-framework#3382
• Workaround for devcontainer expired key issue by @​westey-m in Workaround for devcontainer expired key issue microsoft/agent-framework#3432
• .NET: [BREAKING] Rename AgentThread to AgentSession by @​westey-m in .NET: [BREAKING] Rename AgentThread to AgentSession microsoft/agent-framework#3430
• .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests by @​lokitoth in .NET: ci: Unblock Merge queue by disabling DurableTask TTL tests microsoft/agent-framework#3464
• .NET: Updated package versions by @​dmytrostruk in .NET: Updated package versions microsoft/agent-framework#3459
• .NET: Add AIAgent implementation for GitHub Copilot SDK by @​Copilot in .NET: Add AIAgent implementation for GitHub Copilot SDK microsoft/agent-framework#3395
• .NET: Expose metadata from A2AAgent and seal AIAgentMetadata by @​westey-m in .NET: Expose metadata from A2AAgent and seal AIAgentMetadata microsoft/agent-framework#3417
• .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation by @​lokitoth in .NET: fix: FileSystemJsonCheckpointStore does not flush to disk on Checkpoint creation microsoft/agent-framework#3439
• .NET: Added GitHub Copilot project to release solution file by @​dmytrostruk in .NET: Added GitHub Copilot project to release solution file microsoft/agent-framework#3468
• Add C# GroupChat tool approval sample for multi-agent orchestrations by @​Copilot in Add C# GroupChat tool approval sample for multi-agent orchestrations microsoft/agent-framework#3374

1.0.0-preview.260121.1

What's Changed

• .NET: [BREAKING] Change GetNewThread and DeserializeThread to async by @​westey-m in .NET: [BREAKING] Change GetNewThread and DeserializeThread to async microsoft/agent-framework#3152
• .NET: Improve resolving AITool from DI by @​DeagleGross in .NET: Improve resolving AITool from DI microsoft/agent-framework#3175
• .NET: Properly point agentCard to agent endpoint by @​DeagleGross in .NET: Properly point agentCard to agent endpoint microsoft/agent-framework#3176
• .NET: Implement IReadOnlyList on InMemoryChatMessageStore by @​westey-m in .NET: Implement IReadOnlyList on InMemoryChatMessageStore microsoft/agent-framework#3205
• .NET: Make ChatMessageStore and AIContextProvider context props settable by @​westey-m in .NET: Make ChatMessageStore and AIContextProvider context props settable microsoft/agent-framework#3196
• .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes by @​SergeyMenshykh in .NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes microsoft/agent-framework#3197
• .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes by @​SergeyMenshykh in .NET: [Breaking] Rename AgentRunResponseEvent and AgentRunUpdateEvent classes microsoft/agent-framework#3214
• .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties by @​westey-m in .NET: Merge AgentRunOptions.AdditionalProperties into ChatOptions.AdditionalProperties microsoft/agent-framework#3184
• .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations by @​Copilot in .NET: Update Google.GenAI to 0.11.0 and remove polyfill implementations microsoft/agent-framework#3232
• .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent by @​dmytrostruk in .NET: [BREAKING] Renamed CreateAIAgent/GetAIAgent to AsAIAgent microsoft/agent-framework#3222
• .NET Purview Middleware: Improve Background Job Runner Injection by @​eoindoherty1 in .NET Purview Middleware: Improve Background Job Runner Injection microsoft/agent-framework#3256
• .NET: Delete sync extension methods for agent by @​westey-m in .NET: Delete sync extension methods for agent microsoft/agent-framework#3291
• .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 by @​Copilot in .NET: Update Microsoft.Extensions.AI.* packages to 10.2.0 microsoft/agent-framework#3211
• .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool by @​westey-m in .NET: Pass AdditionalProperties from parent to child when exposing an agent as a FunctionTool microsoft/agent-framework#3219
• .NET: Durable Agent samples and automated validation for non-Azure Functions by @​cgillum in .NET: Durable Agent samples and automated validation for non-Azure Functions microsoft/agent-framework#3042
• .NET: Add sample to show multiple AIContextProvider usage by @​westey-m in .NET: Add sample to show multiple AIContextProvider usage microsoft/agent-framework#3284
• .Net: Fix DebuggerDisplay attribute to reference existing property by @​Copilot in .Net: Fix DebuggerDisplay attribute to reference existing property microsoft/agent-framework#3326
• .NET: Update Conversation Sample to use Conversation Id instead by @​rogerbarreto in .NET: Update Conversation Sample to use Conversation Id instead microsoft/agent-framework#3180
• .NET: Improve readme for agents V2 by @​rogerbarreto in .NET: Improve readme for agents V2 microsoft/agent-framework#3285
• .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties by @​Copilot in .NET: Fix DebuggerDisplay attribute in AIAgent.cs to reference existing properties microsoft/agent-framework#2985

Full Changelog: microsoft/agent-framework@dotnet-1.0.0-preview.260108.1...dotnet-1.0.0-preview.260121.1

1.0.0-preview.260108.1

What's Changed

• .NET: [Durable Agents] Reliable streaming sample by @​cgillum in .NET: [Durable Agents] Reliable streaming sample microsoft/agent-framework#2942
• .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent by @​Copilot in .NET: [Breaking] Introduce RunCoreAsync/RunCoreStreamingAsync delegation pattern in AIAgent microsoft/agent-framework#2749
• .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support by @​westey-m in .NET: [BREAKING] Refactor ChatMessageStore methods to be similar to AIContextProvider and add filtering support microsoft/agent-framework#2604
• [BREAKING] Remove unused AgentThreadMetadata by @​west...

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