---
title: "Download attachments"
method: GET
path: "/api/v1/alpha/attachments/download"
tags: ["alpha"]
---

# Download attachments

`GET /api/v1/alpha/attachments/download`

## Request

- Base URL: `https://point11.ai`
- URL: `https://point11.ai/api/v1/alpha/attachments/download`
- Auth: OAuth 2 (authorization code, authorization URL `https://auth.point11.ai/oauth2/authorize`, token URL `https://auth.point11.ai/oauth2/token`)

Download a file attached to an Alpha conversation, by its id: its uploader may, and so may anyone who may read the conversation once a question carried it. Answers the file's name, type and size, and a short-lived url that GETs its bytes.

## Query parameters

- `id` string, required: Alpha attachment ID

## Headers

- `Point11-Organization` string, uuid

## Response `200`

Success.

- AlphaAttachmentsDownloadResponse
  - `filename` string, required: Suggested file name for saving the bytes
  - `contentType` string, required
  - `byteLength` integer, required
  - `url` string, uri, nullable, required: Short-lived presigned URL that GETs the bytes; null when this deployment cannot sign the object
  - `expiresAt` string, date-time, nullable, required: When url stops working (minutes after the call); null with url
  - `id` string, required
  - `conversationId` string, required: The conversation the file belongs to

## Other responses

- `400`: The input, query, or Idempotency-Key is invalid.
- `401`: The bearer is missing, expired, or not accepted.
- `403`: The credential lacks the operation's scope or role, or the operation needs a different door.
- `404`: The resource or organization does not exist for this caller.
- `405`: This path takes another HTTP method, named in `Allow`.
- `409`: The request conflicts with current state or with prior use of its Idempotency-Key.
- `413`: The request, or the answer it asks for, is too large; narrow it.
- `429`: The credential's rate budget is spent; retry after `Retry-After` seconds.
- `500`: An unexpected server failure; retry later. Only `request_id` identifies it.
- `503`: A dependency is temporarily unavailable; retry after `Retry-After` seconds.
- `default`: Another status a product answers for its own refusal (for example `415` for an unsupported attachment); branch on `code`.

---

[API](https://skmtc.dev/point11/apis/point11-api.md) · [All operations](https://skmtc.dev/point11/apis/point11-api/llms.txt) · [OpenAPI document](https://skmtc.dev/point11/apis/point11-api/revisions/36a84c7aca11?raw)