# Source: https://docs.claude.com/en/api/files-list.md

## List

**get** `/v1/files?beta=true`

List Files

### Query Parameters

- `after_id: optional string`

  ID of the object to use as a cursor for pagination. When provided, returns the page of results immediately after this object.

- `before_id: optional string`

  ID of the object to use as a cursor for pagination. When provided, returns the page of results immediately before this object.

- `limit: optional number`

  Number of items to return per page.

  Defaults to `20`. Ranges from `1` to `1000`.

### Header Parameters

- `"anthropic-beta": optional array of AnthropicBeta`

  Optional header to specify the beta version(s) you want to use.

  - `UnionMember0 = string`

  - `UnionMember1 = "message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 15 more`

    - `"message-batches-2024-09-24"`

    - `"prompt-caching-2024-07-31"`

    - `"computer-use-2024-10-22"`

    - `"computer-use-2025-01-24"`

    - `"pdfs-2024-09-25"`

    - `"token-counting-2024-11-01"`

    - `"token-efficient-tools-2025-02-19"`

    - `"output-128k-2025-02-19"`

    - `"files-api-2025-04-14"`

    - `"mcp-client-2025-04-04"`

    - `"dev-full-thinking-2025-05-14"`

    - `"interleaved-thinking-2025-05-14"`

    - `"code-execution-2025-05-22"`

    - `"extended-cache-ttl-2025-04-11"`

    - `"context-1m-2025-08-07"`

    - `"context-management-2025-06-27"`

    - `"model-context-window-exceeded-2025-08-26"`

    - `"skills-2025-10-02"`

### Returns

- `data: array of FileMetadata`

  List of file metadata objects.

  - `id: string`

    Unique object identifier.

    The format and length of IDs may change over time.

  - `created_at: string`

    RFC 3339 datetime string representing when the file was created.

  - `filename: string`

    Original filename of the uploaded file.

  - `mime_type: string`

    MIME type of the file.

  - `size_bytes: number`

    Size of the file in bytes.

  - `type: "file"`

    Object type.

    For files, this is always `"file"`.

    - `"file"`

  - `downloadable: optional boolean`

    Whether the file can be downloaded.

- `first_id: optional string`

  ID of the first file in this page of results.

- `has_more: optional boolean`

  Whether there are more results available.

- `last_id: optional string`

  ID of the last file in this page of results.

### Example

```http
curl https://api.anthropic.com/v1/files?beta=true \
    -H "X-Api-Key: $ANTHROPIC_API_KEY"
```