---
title: "Create Client"
method: POST
path: "/v1/oauth2/register"
tags: ["oauth2", "clients", "public"]
---

# Create Client

`POST /v1/oauth2/register`

Create an OAuth2 client.

## Request body

- OAuth2ClientConfiguration
  - `redirect_uris` string[], required
  - `token_endpoint_auth_method` 'client_secret_basic' | 'client_secret_post' | 'none'
  - `grant_types` string[]
  - `response_types` string[]
  - `scope` string
  - `client_name` string, required
  - `client_uri` string, nullable
  - `logo_uri` string, uri, nullable
  - `tos_uri` string, uri, nullable
  - `policy_uri` string, uri, nullable
  - `default_sub_type` 'user' | 'organization'

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/polar/apis/polar-api.md) · [All operations](https://skmtc.net/polar/apis/polar-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/polar/polar-api/revisions/f9688fd328d6/schema)