Claude Platform Docs

List Files

FileListPage beta().files().list(FileListParamsparams = FileListParams.none(), RequestOptionsrequestOptions = RequestOptions.none())
GET/v1/files

List Files

Parameters
FileListParams params
Optional<List<String>> ids

Restrict the result set to Files whose id is in this list. At most 100 entries (after de-duplication). Mutually exclusive with page and limit. When supplied, the response is always a single page (next_page is null). IDs that do not resolve to a visible File — including deleted Files — are silently omitted.

Optional<Long> limit

Number of items to return per page.

Defaults to 20. Ranges from 1 to 1000.

maximum1000
minimum1
Optional<String> page

Opaque page cursor returned in a prior list response's next_page. Prefixed page_.

Optional<String> scopeId

Filter by scope ID. Only returns files associated with the specified scope (e.g., a session ID).

Optional<List<AnthropicBeta>> betas

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")
MCP_CLIENT_2025_11_20("mcp-client-2025-11-20")
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")
FAST_MODE_2026_02_01("fast-mode-2026-02-01")
OUTPUT_300K_2026_03_24("output-300k-2026-03-24")
USER_PROFILES_2026_03_24("user-profiles-2026-03-24")
USER_PROFILES_2026_08_18("user-profiles-2026-08-18")
ADVISOR_TOOL_2026_03_01("advisor-tool-2026-03-01")
MANAGED_AGENTS_2026_04_01("managed-agents-2026-04-01")
CACHE_DIAGNOSIS_2026_04_07("cache-diagnosis-2026-04-07")
DREAMING_2026_04_21("dreaming-2026-04-21")
THINKING_TOKEN_COUNT_2026_05_13("thinking-token-count-2026-05-13")
SERVER_SIDE_FALLBACK_2026_06_01("server-side-fallback-2026-06-01")
SERVER_SIDE_FALLBACK_2026_07_01("server-side-fallback-2026-07-01")
FALLBACK_CREDIT_2026_06_01("fallback-credit-2026-06-01")
FALLBACK_CREDIT_2026_07_01("fallback-credit-2026-07-01")
AGENT_MEMORY_2026_07_22("agent-memory-2026-07-22")
MID_CONVERSATION_TOOL_CHANGES_2026_07_01("mid-conversation-tool-changes-2026-07-01")
COMPACT_2026_01_12("compact-2026-01-12")
COMPUTER_USE_2025_11_24("computer-use-2025-11-24")
MCP_TUNNELS_2026_06_22("mcp-tunnels-2026-06-22")
STRUCTURED_OUTPUTS_2025_11_13("structured-outputs-2025-11-13")
TASK_BUDGETS_2026_03_13("task-budgets-2026-03-13")
THINKING_DISPLAY_UPDATES_2026_08_18("thinking-display-updates-2026-08-18")
CE_USER_MANAGEMENT_2026_07_13("ce-user-management-2026-07-13")
Returns
class BetaFileMetadata:
String id

Unique object identifier.

The format and length of IDs may change over time.

LocalDateTime createdAt

RFC 3339 datetime string representing when the file was created.

formatdate-time
String filename

Original filename of the uploaded file.

maxLength500
minLength1
String mimeType

MIME type of the file.

maxLength255
minLength1
long sizeBytes

Size of the file in bytes.

minimum0
JsonValue type "file"constant

Object type.

For files, this is always "file".

Optional<Boolean> downloadable

Whether the file can be downloaded.

Optional<LocalDateTime> expiresAt

RFC 3339 datetime string representing when the file will expire and become unavailable for download. Null if the file does not expire. For files uploaded with expires_in_seconds, this is the upload time plus that value.

formatdate-time
Optional<BetaFileScope> scope

The scope of this file, indicating the context in which it was created (e.g., a session).

String id

The ID of the scoping resource (e.g., the session ID).

JsonValue type "session"constant

The type of scope (e.g., "session").

List Files

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;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        AnthropicClient client = AnthropicOkHttpClient.fromEnv();

        FileListPage page = client.beta().files().list();
    }
}
{
  "data": [
    {
      "id": "file_011CNha8iCJcU1wXNR6q4V8w",
      "created_at": "2025-04-15T18:37:24.100435Z",
      "filename": "document.pdf",
      "mime_type": "application/pdf",
      "size_bytes": 102400,
      "type": "file",
      "downloadable": false,
      "expires_at": "2025-05-15T18:37:24.100435Z",
      "scope": {
        "id": "id",
        "type": "session"
      }
    }
  ],
  "next_page": "next_page"
}
Returns Examples
{
  "data": [
    {
      "id": "file_011CNha8iCJcU1wXNR6q4V8w",
      "created_at": "2025-04-15T18:37:24.100435Z",
      "filename": "document.pdf",
      "mime_type": "application/pdf",
      "size_bytes": 102400,
      "type": "file",
      "downloadable": false,
      "expires_at": "2025-05-15T18:37:24.100435Z",
      "scope": {
        "id": "id",
        "type": "session"
      }
    }
  ],
  "next_page": "next_page"
}