---
title: "Register a public MCP OAuth client."
method: POST
path: "/mcp/oauth/register"
tags: ["MCP OAuth"]
---

# Register a public MCP OAuth client.

`POST /mcp/oauth/register`

Dynamic Client Registration for public clients. Redirect URIs must be safe loopback URIs or explicitly allowlisted HTTPS origins.

## Request body

- McpOAuthClientRegistrationRequest
  - `client_name` string
  - `redirect_uris` string[], required
  - `grant_types` string[]
  - `response_types` string[]
  - `scope` string — Space-separated OAuth scopes.
  - `token_endpoint_auth_method` 'none'

## Response `201`

Registered public client metadata.

- McpOAuthClientRegistrationResponse
  - `client_id` string, required
  - `client_name` string, required
  - `redirect_uris` string[], required
  - `grant_types` string[], required
  - `response_types` string[], required
  - `token_endpoint_auth_method` 'none', required
  - `scope` string, required

## Other responses

- `400` — Request failed boundary validation.

---

[API](https://skmtc.net/windmill-growth/apis/traxy-customer-api-and-mcp-v1.md) · [All operations](https://skmtc.net/windmill-growth/apis/traxy-customer-api-and-mcp-v1/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/windmill-growth/traxy-customer-api-and-mcp-v1/revisions/5ea23c14f8cf/schema)