feat(cost): add Claude Sonnet 4.6 model support

packages/cost/models/authors/anthropic/claude-4.6-sonnet/endpoints.ts

@@ -0,0 +1,136 @@
+import { ModelProviderName } from "../../../providers";
+import type { ModelProviderConfig } from "../../../types";
+import { ClaudeSonnet46ModelName } from "./model";
+
+export const endpoints = {
+  "claude-4.6-sonnet:anthropic": {
+    providerModelId: "claude-sonnet-4-6",
+    provider: "anthropic",
+    author: "anthropic",
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000003, // $3 / MTok
+        output: 0.000015, // $15 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.30 / MTok (10% of $3)
+          write5m: 1.25, // $3.75 / MTok (125% of $3)
+          write1h: 2.0, // $6.00 / MTok (200% of $3)
+        },
+      },
+      {
+        threshold: 200000,
+        input: 0.000006, // $6 / MTok
+        output: 0.0000225, // $22.50 / MTok
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 64000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    supportedPlugins: ["web"],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+
+  "claude-4.6-sonnet:vertex": {
+    providerModelId: "claude-sonnet-4-6@20260217", // Vertex uses dated format
+    provider: "vertex",
+    author: "anthropic",
+    ptbEnabled: true,
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000003, // $3 / MTok
+        output: 0.000015, // $15 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.30 / MTok (10% of $3)
+          write5m: 1.25, // $3.75 / MTok (125% of $3)
+        },
+      },
+      {
+        threshold: 200000,
+        input: 0.000006, // $6 / MTok
+        output: 0.0000225, // $22.50 / MTok
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 64000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      global: {
+        providerModelId: "claude-sonnet-4-6@20260217",
+      },
+    },
+  },
+
+  "claude-4.6-sonnet:bedrock": {
+    provider: "bedrock",
+    author: "anthropic",
+    providerModelId: "anthropic.claude-sonnet-4-6-20260217-v1:0",
+    version: "20260217",
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000003, // $3 / MTok
+        output: 0.000015, // $15 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.30 / MTok (10% of $3)
+          write5m: 1.25, // $3.75 / MTok (125% of $3)
+        },
+      },
+      {
+        threshold: 200000,
+        input: 0.000006, // $6 / MTok
+        output: 0.0000225, // $22.50 / MTok
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 64000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+      "top_p",
+      "top_k",
+    ],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "us-east-1": {},
+    },
+  },
+} satisfies Partial<
+  Record<
+    `${ClaudeSonnet46ModelName}:${ModelProviderName}`,
+    ModelProviderConfig
+  >
+>;

packages/cost/models/authors/anthropic/claude-4.6-sonnet/model.ts

@@ -0,0 +1,17 @@
+import type { ModelConfig } from "../../../types";
+
+export const models = {
+  "claude-4.6-sonnet": {
+    name: "Anthropic: Claude Sonnet 4.6",
+    author: "anthropic",
+    description:
+      "Claude Sonnet 4.6 is Anthropic's most capable Sonnet model, released February 2026. Features near-Opus-level intelligence at Sonnet pricing, with a 1M context window, improved coding, computer use, and agentic capabilities. API model name: claude-sonnet-4-6",
+    contextLength: 1000000,
+    maxOutputTokens: 64000,
+    created: "2026-02-17T00:00:00.000Z",
+    modality: { inputs: ["text", "image"], outputs: ["text"] },
+    tokenizer: "Claude",
+  },
+} satisfies Record<string, ModelConfig>;
+
+export type ClaudeSonnet46ModelName = keyof typeof models;

packages/cost/models/authors/anthropic/index.ts

@@ -20,6 +20,7 @@ import { models as claudeHaiku4520251001Models } from "./claude-haiku-4-5-202510
 import { models as claudeOpus4120250805Models } from "./claude-opus-4-1-20250805/model";
 import { models as claudeOpus45Models } from "./claude-4.5-opus/model";
 import { models as claudeOpus46Models } from "./claude-4.6-opus/model";
+import { models as claudeSonnet46Models } from "./claude-4.6-sonnet/model";
 
 // Import endpoints
 import { endpoints as claudeOpus41Endpoints } from "./claude-opus-4-1/endpoints";
@@ -36,6 +37,7 @@ import { endpoints as claudeHaiku4520251001Endpoints } from "./claude-haiku-4-5-
 import { endpoints as claudeOpus4120250805Endpoints } from "./claude-opus-4-1-20250805/endpoints";
 import { endpoints as claudeOpus45Endpoints } from "./claude-4.5-opus/endpoints";
 import { endpoints as claudeOpus46Endpoints } from "./claude-4.6-opus/endpoints";
+import { endpoints as claudeSonnet46Endpoints } from "./claude-4.6-sonnet/endpoints";
 
 // Aggregate models
 export const anthropicModels = {
@@ -53,6 +55,7 @@ export const anthropicModels = {
   ...claudeOpus4120250805Models,
   ...claudeOpus45Models,
   ...claudeOpus46Models,
+  ...claudeSonnet46Models,
 } satisfies Record<string, ModelConfig>;
 
 // Aggregate endpoints
@@ -71,4 +74,5 @@ export const anthropicEndpointConfig = {
   ...claudeOpus4120250805Endpoints,
   ...claudeOpus45Endpoints,
   ...claudeOpus46Endpoints,
+  ...claudeSonnet46Endpoints,
 } satisfies Record<string, ModelProviderConfig>;

packages/cost/providers/anthropic/index.ts

@@ -202,6 +202,20 @@ export const costs: ModelRow[] = [
       prompt_cache_creation_1h: 0.000006, // $6 / MTok
     },
   },
+  {
+    model: {
+      operator: "equals",
+      value: "claude-sonnet-4-6",
+    },
+    cost: {
+      prompt_token: 0.000003, // $3 / MTok
+      completion_token: 0.000015, // $15 / MTok
+      prompt_cache_write_token: 0.00000375, // 5m cache write: $3.75 / MTok
+      prompt_cache_read_token: 0.0000003, // Cache hits/refreshes: $0.30 / MTok
+      prompt_cache_creation_5m: 0.00000375, // $3.75 / MTok
+      prompt_cache_creation_1h: 0.000006, // $6 / MTok
+    },
+  },
   {
     model: {
       operator: "equals",

packages/cost/unified/models.ts

@@ -321,6 +321,27 @@ export const modelMapping: CreatorModelMapping = {
         },
       ],
     },
+    "Claude Sonnet 4.6": {
+      defaultTokenCost: {
+        input: 0,
+        output: 0,
+      },
+      defaultParameters: {
+        max_tokens: 8192,
+        stop: [],
+        response_format: false,
+      },
+      providers: [
+        {
+          provider: "ANTHROPIC",
+          modelString: "claude-sonnet-4-6",
+        },
+        {
+          provider: "BEDROCK",
+          modelString: "anthropic.claude-sonnet-4-6-20260217-v1:0",
+        },
+      ],
+    },
   },
   Google: {
     "Gemini 2.0 Flash": {

valhalla/jawn/src/lib/handlers/StripeIntegrationHandler.ts

@@ -20,6 +20,8 @@ const AVAILABLE_MODELS_IN_STRIPE = [
   "anthropic/claude-opus-4-1",
   "anthropic/claude-sonnet-4",
   "anthropic/claude-sonnet-4-above200k",
+  "anthropic/claude-sonnet-4-6",
+  "anthropic/claude-sonnet-4-6-above200k",
   "google/gemini-2.0-flash",
   "google/gemini-2.0-flash-lite",
   "google/gemini-2.5-flash",