diff --git a/packages/__tests__/cost/__snapshots__/registrySnapshots.test.ts.snap b/packages/__tests__/cost/__snapshots__/registrySnapshots.test.ts.snap
index ab023ddc00..067ae19d68 100644
--- a/packages/__tests__/cost/__snapshots__/registrySnapshots.test.ts.snap
+++ b/packages/__tests__/cost/__snapshots__/registrySnapshots.test.ts.snap
@@ -1165,6 +1165,214 @@ exports[`Registry Snapshots endpoint configurations snapshot 1`] = `
       ],
     },
   },
+  "anthropic/claude-4.7-opus": {
+    "claude-4.7-opus:anthropic": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "claude-opus-4-7-20260416",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "anthropic",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.7-opus:bedrock": {
+      "context": 1000000,
+      "crossRegion": true,
+      "maxTokens": 128000,
+      "modelId": "anthropic.claude-opus-4-7-20260416-v1:0",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+        "top_k",
+        "top_p",
+      ],
+      "provider": "bedrock",
+      "ptbEnabled": true,
+      "regions": [
+        "us-east-1",
+      ],
+    },
+    "claude-4.7-opus:helicone": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "pa/claude-opus-4-7",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "helicone",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.7-opus:openrouter": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "anthropic/claude-opus-4.7",
+      "parameters": [
+        "max_tokens",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+        "top_k",
+        "top_p",
+      ],
+      "provider": "openrouter",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.7-opus:vertex": {
+      "context": 1000000,
+      "crossRegion": true,
+      "maxTokens": 128000,
+      "modelId": "claude-opus-4-7@20260416",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "vertex",
+      "ptbEnabled": true,
+      "regions": [
+        "global",
+      ],
+    },
+  },
+  "anthropic/claude-4.8-opus": {
+    "claude-4.8-opus:anthropic": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "claude-opus-4-8-20260528",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "anthropic",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.8-opus:bedrock": {
+      "context": 1000000,
+      "crossRegion": true,
+      "maxTokens": 128000,
+      "modelId": "anthropic.claude-opus-4-8-20260528-v1:0",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+        "top_k",
+        "top_p",
+      ],
+      "provider": "bedrock",
+      "ptbEnabled": true,
+      "regions": [
+        "us-east-1",
+      ],
+    },
+    "claude-4.8-opus:helicone": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "pa/claude-opus-4-8",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "helicone",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.8-opus:openrouter": {
+      "context": 1000000,
+      "crossRegion": false,
+      "maxTokens": 128000,
+      "modelId": "anthropic/claude-opus-4.8",
+      "parameters": [
+        "max_tokens",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+        "top_k",
+        "top_p",
+      ],
+      "provider": "openrouter",
+      "ptbEnabled": true,
+      "regions": [
+        "*",
+      ],
+    },
+    "claude-4.8-opus:vertex": {
+      "context": 1000000,
+      "crossRegion": true,
+      "maxTokens": 128000,
+      "modelId": "claude-opus-4-8@20260528",
+      "parameters": [
+        "include_reasoning",
+        "max_tokens",
+        "reasoning",
+        "stop",
+        "temperature",
+        "tool_choice",
+        "tools",
+      ],
+      "provider": "vertex",
+      "ptbEnabled": true,
+      "regions": [
+        "global",
+      ],
+    },
+  },
   "anthropic/claude-haiku-4-5-20251001": {
     "claude-haiku-4-5-20251001:anthropic": {
       "context": 200000,
@@ -7372,6 +7580,20 @@ exports[`Registry Snapshots model coverage snapshot 1`] = `
     "helicone",
     "vertex",
   ],
+  "anthropic/claude-4.7-opus": [
+    "anthropic",
+    "bedrock",
+    "helicone",
+    "openrouter",
+    "vertex",
+  ],
+  "anthropic/claude-4.8-opus": [
+    "anthropic",
+    "bedrock",
+    "helicone",
+    "openrouter",
+    "vertex",
+  ],
   "anthropic/claude-haiku-4-5-20251001": [
     "anthropic",
     "bedrock",
@@ -8304,6 +8526,126 @@ exports[`Registry Snapshots pricing snapshot 1`] = `
       },
     ],
   },
+  "anthropic/claude-4.7-opus": {
+    "anthropic": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write1h": 2,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "bedrock": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "helicone": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write1h": 2,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "openrouter": [
+      {
+        "input": 0.000005275,
+        "output": 0.000026375,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "vertex": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+  },
+  "anthropic/claude-4.8-opus": {
+    "anthropic": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write1h": 2,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "bedrock": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "helicone": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write1h": 2,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "openrouter": [
+      {
+        "input": 0.000005275,
+        "output": 0.000026375,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+    "vertex": [
+      {
+        "cacheMultipliers": {
+          "cachedInput": 0.1,
+          "write5m": 1.25,
+        },
+        "input": 0.000005,
+        "output": 0.000025,
+        "threshold": 0,
+        "web_search": 0.01,
+      },
+    ],
+  },
   "anthropic/claude-haiku-4-5-20251001": {
     "anthropic": [
       {
@@ -10053,6 +10395,26 @@ exports[`Registry Snapshots verify registry state 1`] = `
         "vertex",
       ],
     },
+    {
+      "model": "claude-4.7-opus",
+      "providers": [
+        "anthropic",
+        "bedrock",
+        "helicone",
+        "openrouter",
+        "vertex",
+      ],
+    },
+    {
+      "model": "claude-4.8-opus",
+      "providers": [
+        "anthropic",
+        "bedrock",
+        "helicone",
+        "openrouter",
+        "vertex",
+      ],
+    },
     {
       "model": "claude-haiku-4-5-20251001",
       "providers": [
@@ -10846,7 +11208,7 @@ exports[`Registry Snapshots verify registry state 1`] = `
   ],
   "providerBreakdown": [
     {
-      "modelCount": 15,
+      "modelCount": 17,
       "provider": "anthropic",
     },
     {
@@ -10858,7 +11220,7 @@ exports[`Registry Snapshots verify registry state 1`] = `
       "provider": "baseten",
     },
     {
-      "modelCount": 14,
+      "modelCount": 16,
       "provider": "bedrock",
     },
     {
@@ -10894,7 +11256,7 @@ exports[`Registry Snapshots verify registry state 1`] = `
       "provider": "groq",
     },
     {
-      "modelCount": 55,
+      "modelCount": 57,
       "provider": "helicone",
     },
     {
@@ -10914,7 +11276,7 @@ exports[`Registry Snapshots verify registry state 1`] = `
       "provider": "openai",
     },
     {
-      "modelCount": 71,
+      "modelCount": 73,
       "provider": "openrouter",
     },
     {
@@ -10922,7 +11284,7 @@ exports[`Registry Snapshots verify registry state 1`] = `
       "provider": "perplexity",
     },
     {
-      "modelCount": 23,
+      "modelCount": 25,
       "provider": "vertex",
     },
     {
@@ -10941,6 +11303,8 @@ exports[`Registry Snapshots verify registry state 1`] = `
     "claude-4.5-sonnet",
     "claude-4.6-opus",
     "claude-4.6-sonnet",
+    "claude-4.7-opus",
+    "claude-4.8-opus",
     "claude-haiku-4-5-20251001",
     "claude-opus-4",
     "claude-opus-4-1",
@@ -11049,9 +11413,9 @@ exports[`Registry Snapshots verify registry state 1`] = `
     "claude-3.5-haiku:anthropic:*",
   ],
   "totalArchivedConfigs": 0,
-  "totalEndpoints": 329,
-  "totalModelProviderConfigs": 329,
-  "totalModelsWithPtb": 108,
+  "totalEndpoints": 339,
+  "totalModelProviderConfigs": 339,
+  "totalModelsWithPtb": 110,
   "totalProviders": 21,
 }
 `;
diff --git a/packages/cost/models/authors/anthropic/claude-4.7-opus/endpoints.ts b/packages/cost/models/authors/anthropic/claude-4.7-opus/endpoints.ts
new file mode 100644
index 0000000000..be60b4ad3e
--- /dev/null
+++ b/packages/cost/models/authors/anthropic/claude-4.7-opus/endpoints.ts
@@ -0,0 +1,185 @@
+import { ModelProviderName } from "../../../providers";
+import type { ModelProviderConfig } from "../../../types";
+import { ClaudeOpus47ModelName } from "./model";
+
+export const endpoints = {
+  "claude-4.7-opus:anthropic": {
+    providerModelId: "claude-opus-4-7-20260416",
+    provider: "anthropic",
+    author: "anthropic",
+    version: "20260416",
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+          write1h: 2.0, // $10 / MTok (200% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    supportedPlugins: ["web"],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+
+  "claude-4.7-opus:vertex": {
+    providerModelId: "claude-opus-4-7@20260416",
+    provider: "vertex",
+    author: "anthropic",
+    version: "vertex-2023-10-16",
+    ptbEnabled: true,
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      global: {
+        providerModelId: "claude-opus-4-7@20260416",
+      },
+    },
+  },
+  "claude-4.7-opus:bedrock": {
+    provider: "bedrock",
+    author: "anthropic",
+    providerModelId: "anthropic.claude-opus-4-7-20260416-v1:0",
+    version: "20260416",
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+      "top_p",
+      "top_k",
+    ],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "us-east-1": {},
+    },
+  },
+  "claude-4.7-opus:openrouter": {
+    provider: "openrouter",
+    author: "anthropic",
+    providerModelId: "anthropic/claude-opus-4.7",
+    providerModelIdAliases: [
+      "anthropic/claude-4.7-opus-20260416",
+      "anthropic/claude-opus-4.7-20260416",
+    ],
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005275, // $5.275/1M - worst-case: $5.00/1M (Anthropic/Google) * 1.055
+        output: 0.000026375, // $26.375/1M - worst-case: $25.00/1M (Anthropic/Google) * 1.055
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "tools",
+      "tool_choice",
+      "top_p",
+      "top_k",
+    ],
+    ptbEnabled: true,
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+  "claude-4.7-opus:helicone": {
+    provider: "helicone",
+    author: "anthropic",
+    providerModelId: "pa/claude-opus-4-7",
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+          write1h: 2.0, // $10 / MTok (200% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+} satisfies Partial<
+  Record<`${ClaudeOpus47ModelName}:${ModelProviderName}`, ModelProviderConfig>
+>;
diff --git a/packages/cost/models/authors/anthropic/claude-4.7-opus/model.ts b/packages/cost/models/authors/anthropic/claude-4.7-opus/model.ts
new file mode 100644
index 0000000000..96b51163f0
--- /dev/null
+++ b/packages/cost/models/authors/anthropic/claude-4.7-opus/model.ts
@@ -0,0 +1,17 @@
+import type { ModelConfig } from "../../../types";
+
+export const models = {
+  "claude-4.7-opus": {
+    name: "Anthropic: Claude Opus 4.7",
+    author: "anthropic",
+    description:
+      "Claude Opus 4.7 is Anthropic's most capable model, released April 2026. Building on the intelligence of Opus 4.6, it brings new levels of reliability and precision to coding, agents, and enterprise workflows. Features a 1M context window, hybrid reasoning with extended thinking, and state-of-the-art performance on coding and agentic tasks. API model name: claude-opus-4-7",
+    contextLength: 1000000,
+    maxOutputTokens: 128000,
+    created: "2026-04-16T00:00:00.000Z",
+    modality: { inputs: ["text", "image"], outputs: ["text"] },
+    tokenizer: "Claude",
+  },
+} satisfies Record<string, ModelConfig>;
+
+export type ClaudeOpus47ModelName = keyof typeof models;
diff --git a/packages/cost/models/authors/anthropic/claude-4.8-opus/endpoints.ts b/packages/cost/models/authors/anthropic/claude-4.8-opus/endpoints.ts
new file mode 100644
index 0000000000..256d2e6240
--- /dev/null
+++ b/packages/cost/models/authors/anthropic/claude-4.8-opus/endpoints.ts
@@ -0,0 +1,185 @@
+import { ModelProviderName } from "../../../providers";
+import type { ModelProviderConfig } from "../../../types";
+import { ClaudeOpus48ModelName } from "./model";
+
+export const endpoints = {
+  "claude-4.8-opus:anthropic": {
+    providerModelId: "claude-opus-4-8-20260528",
+    provider: "anthropic",
+    author: "anthropic",
+    version: "20260528",
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+          write1h: 2.0, // $10 / MTok (200% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    supportedPlugins: ["web"],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+
+  "claude-4.8-opus:vertex": {
+    providerModelId: "claude-opus-4-8@20260528",
+    provider: "vertex",
+    author: "anthropic",
+    version: "vertex-2023-10-16",
+    ptbEnabled: true,
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      global: {
+        providerModelId: "claude-opus-4-8@20260528",
+      },
+    },
+  },
+  "claude-4.8-opus:bedrock": {
+    provider: "bedrock",
+    author: "anthropic",
+    providerModelId: "anthropic.claude-opus-4-8-20260528-v1:0",
+    version: "20260528",
+    crossRegion: true,
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+      "top_p",
+      "top_k",
+    ],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "us-east-1": {},
+    },
+  },
+  "claude-4.8-opus:openrouter": {
+    provider: "openrouter",
+    author: "anthropic",
+    providerModelId: "anthropic/claude-opus-4.8",
+    providerModelIdAliases: [
+      "anthropic/claude-4.8-opus-20260528",
+      "anthropic/claude-opus-4.8-20260528",
+    ],
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005275, // $5.275/1M - worst-case: $5.00/1M (Anthropic/Google) * 1.055
+        output: 0.000026375, // $26.375/1M - worst-case: $25.00/1M (Anthropic/Google) * 1.055
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "tools",
+      "tool_choice",
+      "top_p",
+      "top_k",
+    ],
+    ptbEnabled: true,
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+  "claude-4.8-opus:helicone": {
+    provider: "helicone",
+    author: "anthropic",
+    providerModelId: "pa/claude-opus-4-8",
+    pricing: [
+      {
+        threshold: 0,
+        input: 0.000005, // $5 / MTok
+        output: 0.000025, // $25 / MTok
+        web_search: 0.01, // $10 per 1000 searches (1:1 USD; 10/1K)
+        cacheMultipliers: {
+          cachedInput: 0.1, // $0.50 / MTok (10% of $5)
+          write5m: 1.25, // $6.25 / MTok (125% of $5)
+          write1h: 2.0, // $10 / MTok (200% of $5)
+        },
+      },
+    ],
+    contextLength: 1000000,
+    maxCompletionTokens: 128000,
+    supportedParameters: [
+      "max_tokens",
+      "temperature",
+      "stop",
+      "reasoning",
+      "include_reasoning",
+      "tools",
+      "tool_choice",
+    ],
+    ptbEnabled: true,
+    responseFormat: "ANTHROPIC",
+    endpointConfigs: {
+      "*": {},
+    },
+  },
+} satisfies Partial<
+  Record<`${ClaudeOpus48ModelName}:${ModelProviderName}`, ModelProviderConfig>
+>;
diff --git a/packages/cost/models/authors/anthropic/claude-4.8-opus/model.ts b/packages/cost/models/authors/anthropic/claude-4.8-opus/model.ts
new file mode 100644
index 0000000000..736ef3b61d
--- /dev/null
+++ b/packages/cost/models/authors/anthropic/claude-4.8-opus/model.ts
@@ -0,0 +1,17 @@
+import type { ModelConfig } from "../../../types";
+
+export const models = {
+  "claude-4.8-opus": {
+    name: "Anthropic: Claude Opus 4.8",
+    author: "anthropic",
+    description:
+      "Claude Opus 4.8 is Anthropic's most capable model, released May 2026. Building on the intelligence of Opus 4.7, it brings new levels of reliability and precision to coding, agents, and enterprise workflows. Features a 1M context window, hybrid reasoning with extended thinking, and state-of-the-art performance on coding and agentic tasks. API model name: claude-opus-4-8",
+    contextLength: 1000000,
+    maxOutputTokens: 128000,
+    created: "2026-05-28T00:00:00.000Z",
+    modality: { inputs: ["text", "image"], outputs: ["text"] },
+    tokenizer: "Claude",
+  },
+} satisfies Record<string, ModelConfig>;
+
+export type ClaudeOpus48ModelName = keyof typeof models;
diff --git a/packages/cost/models/authors/anthropic/index.ts b/packages/cost/models/authors/anthropic/index.ts
index 28d82637c4..577e939587 100644
--- a/packages/cost/models/authors/anthropic/index.ts
+++ b/packages/cost/models/authors/anthropic/index.ts
@@ -20,6 +20,8 @@ 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 claudeOpus47Models } from "./claude-4.7-opus/model";
+import { models as claudeOpus48Models } from "./claude-4.8-opus/model";
 import { models as claudeSonnet46Models } from "./claude-4.6-sonnet/model";
 
 // Import endpoints
@@ -37,6 +39,8 @@ 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 claudeOpus47Endpoints } from "./claude-4.7-opus/endpoints";
+import { endpoints as claudeOpus48Endpoints } from "./claude-4.8-opus/endpoints";
 import { endpoints as claudeSonnet46Endpoints } from "./claude-4.6-sonnet/endpoints";
 
 // Aggregate models
@@ -55,6 +59,8 @@ export const anthropicModels = {
   ...claudeOpus4120250805Models,
   ...claudeOpus45Models,
   ...claudeOpus46Models,
+  ...claudeOpus47Models,
+  ...claudeOpus48Models,
   ...claudeSonnet46Models,
 } satisfies Record<string, ModelConfig>;
 
@@ -74,5 +80,7 @@ export const anthropicEndpointConfig = {
   ...claudeOpus4120250805Endpoints,
   ...claudeOpus45Endpoints,
   ...claudeOpus46Endpoints,
+  ...claudeOpus47Endpoints,
+  ...claudeOpus48Endpoints,
   ...claudeSonnet46Endpoints,
 } satisfies Record<string, ModelProviderConfig>;