---
title: "Delete User Project Collaborator"
method: DELETE
path: "/projects/{project_id}/users/{user_id}"
tags: ["projects"]
---

# Delete User Project Collaborator

`DELETE /projects/{project_id}/users/{user_id}`

Remove a user's access to a project.

## Path parameters

- `project_id` string, uuid4, required
- `user_id` string, uuid4, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-26** `05003e7835a2` — 1 info
  - the endpoint scheme security `ClassicAPIKeyHeader` was added to the API

[Change history](https://skmtc.dev/galileo/apis/galileo-api-server/changes/projects/:project_id/users/:user_id/delete.md)

---

[API](https://skmtc.dev/galileo/apis/galileo-api-server.md) · [All operations](https://skmtc.dev/galileo/apis/galileo-api-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/galileo/galileo-api-server/revisions/8b1d1a4a933e/schema)