---
title: "Create Vendor"
method: POST
path: "/vendors"
tags: ["vendors"]
---

# Create Vendor

`POST /vendors`

## Request

- Base URL: `https://api.openproof.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.openproof.io/vendors`
- Auth: HTTP bearer

Add a vendor to the register. Editor+ role required (Tier 4, 7
Aug 2026). Plan check and vendor cap use the BUSINESS OWNER's plan.

## Request body

- VendorCreate
  - `vendor_name` string, required
  - `data_shared` string, nullable
  - `dpa_status` string, nullable
  - `notes` string, nullable
  - `category` string, nullable
  - `role` string, nullable
  - `review_date` string, date-time, nullable
  - `is_ai_processor` boolean, nullable
  - `ai_trains_on_customer_data` boolean, nullable
  - `ai_data_storage_location` string, nullable
  - `ai_human_oversight_description` string, nullable

## Response `201`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/openproof/apis/openproof-api.md) · [All operations](https://skmtc.dev/openproof/apis/openproof-api/llms.txt) · [OpenAPI document](https://skmtc.dev/openproof/apis/openproof-api/revisions/ddd0cac7c37e?raw)