Update TypeScript examples for newer models

packages/core/examples/nodejs/multi-provider.ts

@@ -92,9 +92,9 @@ async function main() {
   // Anthropic: Mid-tier
   if (process.env.ANTHROPIC_API_KEY) {
     models.push({
-      name: 'claude-3-haiku-20240307',
+      name: 'claude-haiku-4-5',
       provider: 'anthropic',
-      cost: 0.00075,
+      cost: 0.001,
       qualityThreshold: 0.85,
       apiKey: process.env.ANTHROPIC_API_KEY,
     });

packages/core/examples/nodejs/production-patterns.ts

@@ -46,8 +46,8 @@ async function example1_ErrorHandling() {
 
   const agent = new CascadeAgent({
     models: [
-      { name: 'claude-3-5-haiku-20241022', provider: 'anthropic', cost: 0.0008 },
-      { name: 'gpt-5', provider: 'openai', cost: 0.00125 },
+      { name: 'claude-haiku-4-5', provider: 'anthropic', cost: 0.001 },
+      { name: 'claude-sonnet-4-5', provider: 'anthropic', cost: 0.003 },
     ],
   });
 
@@ -106,8 +106,8 @@ async function example2_Caching() {
 
   const agent = new CascadeAgent({
     models: [
-      { name: 'claude-3-5-haiku-20241022', provider: 'anthropic', cost: 0.0008 },
-      { name: 'gpt-5', provider: 'openai', cost: 0.00125 },
+      { name: 'claude-haiku-4-5', provider: 'anthropic', cost: 0.001 },
+      { name: 'claude-sonnet-4-5', provider: 'anthropic', cost: 0.003 },
     ],
   });
 
@@ -246,8 +246,8 @@ async function example4_CostTracking() {
 
   const agent = new CascadeAgent({
     models: [
-      { name: 'claude-3-5-haiku-20241022', provider: 'anthropic', cost: 0.0008 },
-      { name: 'gpt-5', provider: 'openai', cost: 0.00125 },
+      { name: 'claude-haiku-4-5', provider: 'anthropic', cost: 0.001 },
+      { name: 'claude-sonnet-4-5', provider: 'anthropic', cost: 0.003 },
     ],
   });
 
@@ -314,8 +314,8 @@ async function example5_Monitoring() {
 
   const agent = new CascadeAgent({
     models: [
-      { name: 'claude-3-5-haiku-20241022', provider: 'anthropic', cost: 0.0008 },
-      { name: 'gpt-5', provider: 'openai', cost: 0.00125 },
+      { name: 'claude-haiku-4-5', provider: 'anthropic', cost: 0.001 },
+      { name: 'claude-sonnet-4-5', provider: 'anthropic', cost: 0.003 },
     ],
   });
 
@@ -343,15 +343,15 @@ async function example6_Failover() {
   // Primary cascade
   const primaryAgent = new CascadeAgent({
     models: [
-      { name: 'claude-3-5-haiku-20241022', provider: 'anthropic', cost: 0.0008 },
-      { name: 'gpt-5', provider: 'openai', cost: 0.00125 },
+      { name: 'claude-haiku-4-5', provider: 'anthropic', cost: 0.001 },
+      { name: 'claude-sonnet-4-5', provider: 'anthropic', cost: 0.003 },
     ],
   });
 
   // Fallback cascade (different providers)
   const fallbackAgent = new CascadeAgent({
     models: [
-      { name: 'llama-3.1-8b-instant', provider: 'groq', cost: 0.00005 },
+      { name: 'llama-4-scout', provider: 'groq', cost: 0.00011 },
       { name: 'gpt-4o-mini', provider: 'openai', cost: 0.00015 },
     ],
   });

packages/core/examples/nodejs/reasoning-models.ts

@@ -3,15 +3,17 @@
  *
  * cascadeflow supports reasoning models from 4 providers with automatic detection:
  *
- * 1. OpenAI (o1, o1-mini, o3-mini)
+ * 1. OpenAI (o3, o4-mini)
  *    - Chain-of-thought reasoning with hidden thinking
  *    - reasoning_effort parameter (low/medium/high)
  *    - max_completion_tokens required
+ *    - o3 and o4-mini are the latest reasoning models (2025)
  *
- * 2. Anthropic (claude-3-7-sonnet-20250219)
+ * 2. Anthropic (claude-sonnet-4-5, claude-opus-4-1)
  *    - Extended thinking mode (enable with thinkingBudget)
  *    - Minimum 1024 tokens thinking budget
  *    - Visible reasoning in response
+ *    - Claude Sonnet 4.5 and Opus 4.1 released in 2025
  *
  * 3. Ollama (deepseek-r1, deepseek-r1-distill)
  *    - Free local inference
@@ -29,12 +31,12 @@
 import { CascadeAgent } from '../../src/index';
 
 async function reasoningModelsExample() {
-  // Example 1: o1-mini (supports streaming, no tools, no system messages)
-  console.log('\n=== Example 1: o1-mini (original reasoning model) ===');
+  // Example 1: o4-mini (latest fast reasoning model)
+  console.log('\n=== Example 1: o4-mini (latest reasoning model) ===');
   const agent1 = new CascadeAgent({
     models: [
       {
-        name: 'o1-mini', // Auto-detected as reasoning model
+        name: 'o4-mini', // Auto-detected as reasoning model
         provider: 'openai',
       },
     ],
@@ -55,12 +57,12 @@ async function reasoningModelsExample() {
   });
   console.log('Cost:', `$${result1.cost.toFixed(6)}`);
 
-  // Example 2: o1-2024-12-17 (newer model with reasoning_effort)
-  console.log('\n=== Example 2: o1-2024-12-17 with reasoning_effort ===');
+  // Example 2: o3 (latest advanced reasoning model with reasoning_effort)
+  console.log('\n=== Example 2: o3 with reasoning_effort ===');
   const agent2 = new CascadeAgent({
     models: [
       {
-        name: 'o1-2024-12-17',
+        name: 'o3',
         provider: 'openai',
       },
     ],
@@ -89,7 +91,7 @@ async function reasoningModelsExample() {
         provider: 'openai',
       },
       {
-        name: 'o1-mini', // Falls back to reasoning model if needed
+        name: 'o4-mini', // Falls back to reasoning model if needed
         provider: 'openai',
       },
     ],
@@ -128,12 +130,12 @@ async function reasoningModelsExample() {
     console.log('  Response length:', result.content.length, 'chars');
   }
 
-  // Example 5: Anthropic Claude 3.7 Sonnet with Extended Thinking
-  console.log('\n=== Example 5: Claude 3.7 Sonnet (Extended Thinking) ===');
+  // Example 5: Anthropic Claude Sonnet 4.5 with Extended Thinking
+  console.log('\n=== Example 5: Claude Sonnet 4.5 (Extended Thinking) ===');
   const agent4 = new CascadeAgent({
     models: [
       {
-        name: 'claude-3-7-sonnet-20250219',
+        name: 'claude-sonnet-4-5',
         provider: 'anthropic',
       },
     ],
@@ -229,11 +231,11 @@ async function reasoningModelsExample() {
         cost: 0, // Free local inference
       },
       {
-        name: 'o1-mini',
+        name: 'o4-mini',
         provider: 'openai',
       },
       {
-        name: 'claude-3-7-sonnet-20250219',
+        name: 'claude-sonnet-4-5',
         provider: 'anthropic',
       },
     ],
@@ -242,8 +244,8 @@ async function reasoningModelsExample() {
 
   console.log('This cascade tries:');
   console.log('  1. DeepSeek-R1 (local, free)');
-  console.log('  2. Falls back to o1-mini if quality < 0.85');
-  console.log('  3. Falls back to Claude 3.7 as final option');
+  console.log('  2. Falls back to o4-mini if quality < 0.85');
+  console.log('  3. Falls back to Claude Sonnet 4.5 as final option');
   console.log();
   console.log('Perfect for cost optimization with reasoning models!');
 }

packages/core/src/presets.ts

@@ -88,9 +88,9 @@ function getQualityConfig(mode: QualityMode = 'balanced') {
 export const PRESET_BEST_OVERALL: { models: ModelConfig[] } = {
   models: [
     {
-      name: 'claude-3-5-haiku-20241022',
+      name: 'claude-haiku-4-5',
       provider: 'anthropic',
-      cost: 0.0008,
+      cost: 0.001,
     },
     {
       name: 'gpt-4o-mini',
@@ -220,14 +220,14 @@ export const PRESET_OPENAI_ONLY: { models: ModelConfig[] } = {
 export const PRESET_ANTHROPIC_ONLY: { models: ModelConfig[] } = {
   models: [
     {
-      name: 'claude-3-5-haiku-20241022',
+      name: 'claude-haiku-4-5',
       provider: 'anthropic',
-      cost: 0.0008,
+      cost: 0.001,
     },
     {
-      name: 'claude-sonnet-4-5-20250929',
+      name: 'claude-sonnet-4-5',
       provider: 'anthropic',
-      cost: 0.009,
+      cost: 0.003,
     },
   ],
 };
@@ -319,16 +319,16 @@ export function createPreset(config: PresetConfig = {}): {
       cost: 0.00015,
     });
     models.push({
-      name: 'claude-3-5-haiku-20241022',
+      name: 'claude-haiku-4-5',
       provider: 'anthropic',
-      cost: 0.0008,
+      cost: 0.001,
     });
   } else {
     // Balanced - mix of speed and reliability
     models.push({
-      name: 'claude-3-5-haiku-20241022',
+      name: 'claude-haiku-4-5',
       provider: 'anthropic',
-      cost: 0.0008,
+      cost: 0.001,
     });
     models.push({
       name: 'gpt-4o-mini',

packages/core/src/providers/openai.ts

@@ -46,15 +46,19 @@ const OPENAI_PRICING: Record<string, { input: number; output: number }> = {
   'gpt-4o-2024-08-06': { input: 0.0025, output: 0.010 },
   'gpt-4o-2024-05-13': { input: 0.005, output: 0.015 },
 
-  // O1 series (reasoning models)
+  // O1 series (reasoning models - previous generation)
   'o1-preview': { input: 0.015, output: 0.060 },
   'o1-mini': { input: 0.003, output: 0.012 },
   'o1': { input: 0.015, output: 0.060 }, // o1-2024-12-17
   'o1-2024-12-17': { input: 0.015, output: 0.060 },
 
-  // O3 series (reasoning models - future)
+  // O3 series (reasoning models - released April 2025)
+  'o3': { input: 0.010, output: 0.040 },
   'o3-mini': { input: 0.001, output: 0.005 },
 
+  // O4 series (reasoning models - latest, optimized for speed and cost)
+  'o4-mini': { input: 0.0008, output: 0.004 },
+
   // GPT-4 series (previous generation)
   'gpt-4-turbo': { input: 0.010, output: 0.030 },
   'gpt-4-turbo-2024-04-09': { input: 0.010, output: 0.030 },
@@ -103,7 +107,7 @@ export function getReasoningModelInfo(modelName: string): ReasoningModelInfo {
     };
   }
 
-  // O3-mini (future reasoning model)
+  // O3 series (released April 2025)
   if (name.includes('o3-mini')) {
     return {
       isReasoning: true,
@@ -116,6 +120,31 @@ export function getReasoningModelInfo(modelName: string): ReasoningModelInfo {
     };
   }
 
+  if (name === 'o3' || name.startsWith('o3-')) {
+    return {
+      isReasoning: true,
+      provider: 'openai',
+      supportsStreaming: true,
+      supportsTools: true,
+      supportsSystemMessages: false,
+      supportsReasoningEffort: true,
+      requiresMaxCompletionTokens: true,
+    };
+  }
+
+  // O4 series (latest reasoning models)
+  if (name.includes('o4-mini') || name.includes('o4')) {
+    return {
+      isReasoning: true,
+      provider: 'openai',
+      supportsStreaming: true,
+      supportsTools: true,
+      supportsSystemMessages: false,
+      supportsReasoningEffort: true,
+      requiresMaxCompletionTokens: true,
+    };
+  }
+
   // Not a reasoning model
   return {
     isReasoning: false,