---
title: "Returns information about a specific file."
method: GET
path: "/files/{file_id}"
tags: ["Files"]
---

# Returns information about a specific file.

`GET /files/{file_id}`

## Path parameters

- `file_id` string, required

## Response `200`

OK

- OpenAIFile — The `File` object represents a document that has been uploaded to OpenAI.
  - `id` string, required — The file identifier, which can be referenced in the API endpoints.
  - `bytes` integer, required — The size of the file, in bytes.
  - `created_at` integer, required — The Unix timestamp (in seconds) for when the file was created.
  - `expires_at` integer — The Unix timestamp (in seconds) for when the file will expire.
  - `filename` string, required — The name of the file.
  - `object` 'file', required — The object type, which is always `file`.
  - `purpose` 'assistants' | 'assistants_output' | 'batch' | 'batch_output' | 'fine-tune' | 'fine-tune-results' | 'vision' | 'user_data', required — The intended purpose of the file. Supported values are `assistants`, `assistants_output`, `batch`, `batch_output`, `fine-tune`, `fine-tune-results`, `vision`, and `user_data`.
  - `status` 'uploaded' | 'processed' | 'error', required — Deprecated. The current status of the file, which can be either `uploaded`, `processed`, or `error`.
  - `status_details` string — Deprecated. For details on why a fine-tuning training file failed validation, see the `error` field on `fine_tuning.job`.

## Changes

> 82 revisions in range; 28 could not be searched.

- **2026-05-13** `74cbcf73838f` — 1 warning
  - added the new `user_data` enum value to the `purpose` response property for the response status `200`
- **2025-03-11** `6ab43fe7798e` — 1 info
  - added the optional property `expires_at` to the response with the `200` status

[Change history](https://skmtc.dev/openai/apis/openapi/changes/files/:file_id/get.md)

---

[API](https://skmtc.dev/openai/apis/openapi.md) · [All operations](https://skmtc.dev/openai/apis/openapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/openai/openapi/revisions/959ef977e135/schema)