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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 25 Aug 2026
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List Models changedapi/beta/models/list

Nearest release: v2.1.245, published an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

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Lines−16removed
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First seen 14 Aug 2026 this site's first read of the page
Recorded edits22to this page, all time

# List Models ## Query parameters ## Headers ## Returns ## Example ### Response (200) ## List Models ### Query Parameters ### Header Parameters ### Returns ### Example #### Response

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1---
2title: List Models
3url: https://platform.claude.com/docs/en/api/beta/models/list
4---
1# List Models
52 
6## List Models
3**GET** `/v1/models`
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8**get** `/v1/models`
9 
105List available models.
116 
127The Models API response can be used to determine which models are available for use in the API. More recently released models are listed first.
138 
14### Query Parameters
9## Query parameters
1510 
1611- `after_id: optional string`
1712 
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2722 
2823 Defaults to `20`. Ranges from `1` to `1000`.
2924 
30### Header Parameters
25 default: 20, maximum: 1000, minimum: 1
3126 
27## Headers
28 
3229- `"anthropic-beta": optional array of AnthropicBeta`
3330 
3431 Optional header to specify the beta version(s) you want to use.
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105102 
106103 - `"mid-conversation-tool-changes-2026-07-01"`
107104 
108### Returns
105## Returns
109106 
110107- `data: array of BetaModelInfo`
111108 
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221218 
222219 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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221 format: date-time
222 
224223 - `display_name: string`
225224 
226225 A human-readable name for the model.
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239238 
240239 For Models, this is always `"model"`.
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242 - `"model"`
241 default: model
243242 
244243- `first_id: string or null`
245244 
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253252 
254253 Last ID in the `data` list. Can be used as the `after_id` for the next page.
255254 
256### Example
255## Example
257256 
258```http
257```bash
259258curl https://api.anthropic.com/v1/models \
260259 -H 'anthropic-version: 2023-06-01' \
261260 -H "X-Api-Key: $ANTHROPIC_API_KEY"
262261```
263262 
264#### Response
263### Response (200)
265264 
266265```json
267266{
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