---
title: "Uploads one or multiple files to the Project with the given ID if it exists"
method: PUT
path: "/docprocessing/project/{proj_id}"
tags: ["docprocessing"]
---

# Uploads one or multiple files to the Project with the given ID if it exists

`PUT /docprocessing/project/{proj_id}`

## Path parameters

- `proj_id` integer, required

## Response `200`

Successful Response

- integer

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-15** `1af5a8046f20` — 1 breaking, 3 info
  - the `uploaded_files/items/` request property contentMediaType changed from `` to `application/octet-stream`
  - the `uploaded_files/items/` request property type/format was generalized from `string`/`binary` to `string`/``
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2025-08-22** `53e769440a25` — 2 breaking, 2 warning
  - the `uploaded_files/items/` request property contentMediaType changed from `application/octet-stream` to ``
  - the `uploaded_files/items/` request property type/format changed from `string`/`` to `string`/`binary`
  - removed the optional property `detail/items/ctx` from the response with the `422` status
  - removed the optional property `detail/items/input` from the response with the `422` status

[Change history](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/changes/docprocessing/project/:proj_id/put.md)

---

[API](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api.md) · [All operations](https://skmtc.dev/uhh-lt/apis/discourse-analysis-tool-suite-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/uhh-lt/discourse-analysis-tool-suite-api/revisions/ebfa22e4da0a/schema)