List Files

beta().files().list(, ) : FileListPage

get/v1/files?beta=true

List Files

ParametersExpand Collapse

params: FileListParams

afterId: Optional<String>

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

beforeId: 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<Long>

Number of items to return per page.

Defaults to 20. Ranges from 1 to 1000.

maximum1000

minimum1

betas: Optional<List<AnthropicBeta>>

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

MESSAGE_BATCHES_2024_09_24("message-batches-2024-09-24")

PROMPT_CACHING_2024_07_31("prompt-caching-2024-07-31")

COMPUTER_USE_2024_10_22("computer-use-2024-10-22")

COMPUTER_USE_2025_01_24("computer-use-2025-01-24")

PDFS_2024_09_25("pdfs-2024-09-25")

TOKEN_COUNTING_2024_11_01("token-counting-2024-11-01")

TOKEN_EFFICIENT_TOOLS_2025_02_19("token-efficient-tools-2025-02-19")

OUTPUT_128K_2025_02_19("output-128k-2025-02-19")

FILES_API_2025_04_14("files-api-2025-04-14")

MCP_CLIENT_2025_04_04("mcp-client-2025-04-04")

DEV_FULL_THINKING_2025_05_14("dev-full-thinking-2025-05-14")

INTERLEAVED_THINKING_2025_05_14("interleaved-thinking-2025-05-14")

CODE_EXECUTION_2025_05_22("code-execution-2025-05-22")

EXTENDED_CACHE_TTL_2025_04_11("extended-cache-ttl-2025-04-11")

CONTEXT_1M_2025_08_07("context-1m-2025-08-07")

CONTEXT_MANAGEMENT_2025_06_27("context-management-2025-06-27")

MODEL_CONTEXT_WINDOW_EXCEEDED_2025_08_26("model-context-window-exceeded-2025-08-26")

SKILLS_2025_10_02("skills-2025-10-02")

ReturnsExpand Collapse

class FileMetadata:

id: String

Unique object identifier.

The format and length of IDs may change over time.

createdAt: LocalDateTime

RFC 3339 datetime string representing when the file was created.

formatdate-time

filename: String

Original filename of the uploaded file.

maxLength500

minLength1

mimeType: String

MIME type of the file.

maxLength255

minLength1

sizeBytes: Long

Size of the file in bytes.

minimum0

type: JsonValue;

Object type.

For files, this is always "file".

Accepts one of the following:

FILE("file")

downloadable: Optional<Boolean>

Whether the file can be downloaded.

List Files

Kotlin

package com.anthropic.example

import com.anthropic.client.AnthropicClient
import com.anthropic.client.okhttp.AnthropicOkHttpClient
import com.anthropic.models.beta.files.FileListPage
import com.anthropic.models.beta.files.FileListParams

fun main() {
    val client: AnthropicClient = AnthropicOkHttpClient.fromEnv()

    val page: FileListPage = client.beta().files().list()
}

{
  "data": [
    {
      "id": "id",
      "created_at": "2019-12-27T18:11:19.117Z",
      "filename": "x",
      "mime_type": "x",
      "size_bytes": 0,
      "type": "file",
      "downloadable": true
    }
  ],
  "first_id": "first_id",
  "has_more": true,
  "last_id": "last_id"
}

Returns Examples

{
  "data": [
    {
      "id": "id",
      "created_at": "2019-12-27T18:11:19.117Z",
      "filename": "x",
      "mime_type": "x",
      "size_bytes": 0,
      "type": "file",
      "downloadable": true
    }
  ],
  "first_id": "first_id",
  "has_more": true,
  "last_id": "last_id"
}

List Files

beta().files().list(, ) : FileListPage

get/v1/files?beta=true

List Files

ParametersExpand Collapse

params: FileListParams

afterId: Optional<String>

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

beforeId: 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<Long>

Number of items to return per page.

Defaults to 20. Ranges from 1 to 1000.

maximum1000

minimum1

betas: Optional<List<AnthropicBeta>>

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

MESSAGE_BATCHES_2024_09_24("message-batches-2024-09-24")

PROMPT_CACHING_2024_07_31("prompt-caching-2024-07-31")

COMPUTER_USE_2024_10_22("computer-use-2024-10-22")

COMPUTER_USE_2025_01_24("computer-use-2025-01-24")

PDFS_2024_09_25("pdfs-2024-09-25")

TOKEN_COUNTING_2024_11_01("token-counting-2024-11-01")

TOKEN_EFFICIENT_TOOLS_2025_02_19("token-efficient-tools-2025-02-19")

OUTPUT_128K_2025_02_19("output-128k-2025-02-19")

FILES_API_2025_04_14("files-api-2025-04-14")

MCP_CLIENT_2025_04_04("mcp-client-2025-04-04")

DEV_FULL_THINKING_2025_05_14("dev-full-thinking-2025-05-14")

INTERLEAVED_THINKING_2025_05_14("interleaved-thinking-2025-05-14")

CODE_EXECUTION_2025_05_22("code-execution-2025-05-22")

EXTENDED_CACHE_TTL_2025_04_11("extended-cache-ttl-2025-04-11")

CONTEXT_1M_2025_08_07("context-1m-2025-08-07")

CONTEXT_MANAGEMENT_2025_06_27("context-management-2025-06-27")

MODEL_CONTEXT_WINDOW_EXCEEDED_2025_08_26("model-context-window-exceeded-2025-08-26")

SKILLS_2025_10_02("skills-2025-10-02")

ReturnsExpand Collapse

class FileMetadata:

id: String

Unique object identifier.

The format and length of IDs may change over time.

createdAt: LocalDateTime

RFC 3339 datetime string representing when the file was created.

formatdate-time

filename: String

Original filename of the uploaded file.

maxLength500

minLength1

mimeType: String

MIME type of the file.

maxLength255

minLength1

sizeBytes: Long

Size of the file in bytes.

minimum0

type: JsonValue;

Object type.

For files, this is always "file".

Accepts one of the following:

FILE("file")

downloadable: Optional<Boolean>

Whether the file can be downloaded.

List Files

Kotlin

package com.anthropic.example

import com.anthropic.client.AnthropicClient
import com.anthropic.client.okhttp.AnthropicOkHttpClient
import com.anthropic.models.beta.files.FileListPage
import com.anthropic.models.beta.files.FileListParams

fun main() {
    val client: AnthropicClient = AnthropicOkHttpClient.fromEnv()

    val page: FileListPage = client.beta().files().list()
}

{
  "data": [
    {
      "id": "id",
      "created_at": "2019-12-27T18:11:19.117Z",
      "filename": "x",
      "mime_type": "x",
      "size_bytes": 0,
      "type": "file",
      "downloadable": true
    }
  ],
  "first_id": "first_id",
  "has_more": true,
  "last_id": "last_id"
}

Returns Examples

{
  "data": [
    {
      "id": "id",
      "created_at": "2019-12-27T18:11:19.117Z",
      "filename": "x",
      "mime_type": "x",
      "size_bytes": 0,
      "type": "file",
      "downloadable": true
    }
  ],
  "first_id": "first_id",
  "has_more": true,
  "last_id": "last_id"
}

List Files

ParametersExpand Collapse

ReturnsExpand Collapse

List Files

Returns Examples

Products

Features

Models

Solutions

Claude Developer Platform

Learn

Company

Help and security

Terms and policies

List Files

ParametersExpand Collapse

ReturnsExpand Collapse

List Files

Returns Examples

Products

Features

Models

Solutions

Claude Developer Platform

Learn

Company

Help and security

Terms and policies