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## List¶
¶
**get** `/v1/models`¶
¶
List available models.¶
¶
The Models API response can be used to determine which models are available for use in the API. More recently released models are listed first.¶
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### Query Parameters¶
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- `after_id: optional string`¶
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ID of the object to use as a cursor for pagination. When provided, returns the page of results immediately after this object.¶
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- `before_id: optional string`¶
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ID of the object to use as a cursor for pagination. When provided, returns the page of results immediately before this object.¶
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- `limit: optional number`¶
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Number of items to return per page.¶
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Defaults to `20`. Ranges from `1` to `1000`.¶
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### Header Parameters¶
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- `"anthropic-beta": optional array of AnthropicBeta`¶
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Optional header to specify the beta version(s) you want to use.¶
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- `UnionMember0 = string`¶
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- `UnionMember1 = "message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 167 more`¶
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- `"message-batches-2024-09-24"`¶
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- `"prompt-caching-2024-07-31"`¶
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- `"computer-use-2024-10-22"`¶
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- `"computer-use-2025-01-24"`¶
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- `"pdfs-2024-09-25"`¶
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- `"token-counting-2024-11-01"`¶
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- `"token-efficient-tools-2025-02-19"`¶
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- `"output-128k-2025-02-19"`¶
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- `"files-api-2025-04-14"`¶
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- `"mcp-client-2025-04-04"`¶
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- `"mcp-client-2025-11-20"`¶
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- `"dev-full-thinking-2025-05-14"`¶
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- `"interleaved-thinking-2025-05-14"`¶
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- `"code-execution-2025-05-22"`¶
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- `"extended-cache-ttl-2025-04-11"`¶
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- `"context-1m-2025-08-07"`¶
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- `"context-management-2025-06-27"`¶
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- `"model-context-window-exceeded-2025-08-26"`¶
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- `"skills-2025-10-02"`¶
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- `"fast-mode-2026-02-01"`¶
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### Returns¶
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- `data: array of ModelInfo`¶
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- `id: string`¶
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Unique model identifier.¶
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- `created_at: string`¶
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RFC 3339 datetime string representing the time at which the model was released. May be set to an epoch value if the release date is unknown.¶
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- `display_name: string`¶
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A human-readable name for the model.¶
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- `type: "model"`¶
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Object type.¶
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For Models, this is always `"model"`.¶
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- `"model"`¶
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- `first_id: string`¶
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First ID in the `data` list. Can be used as the `before_id` for the previous page.¶
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- `has_more: boolean`¶
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Indicates if there are more results in the requested page direction.¶
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- `last_id: string`¶
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Last ID in the `data` list. Can be used as the `after_id` for the next page.¶
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### Example¶
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```http¶
curl https://api.anthropic.com/v1/models \¶
-H 'anthropic-version: 2023-06-01' \¶
-H "X-Api-Key: $ANTHROPIC_API_KEY"¶
```¶
Unified Diff
--- a/api/models-list.md
+++ b/api/models-list.md
@@ -30,7 +30,7 @@
- `UnionMember0 = string`
- - `UnionMember1 = "message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 16 more`
+ - `UnionMember1 = "message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 17 more`
- `"message-batches-2024-09-24"`
@@ -69,6 +69,8 @@
- `"model-context-window-exceeded-2025-08-26"`
- `"skills-2025-10-02"`
+
+ - `"fast-mode-2026-02-01"`
### Returns