# POST /api/v1/vendors

> Create vendor

- **Tag:** vendors
- **Operation ID:** `create_vendor_api_v1_vendors_post`

## Description

Add a new supplier/vendor.

## Authentication

Bearer token in `Authorization` header.
Required header: `x-business-id: <business uuid>`.

## Request body

Schema: `VendorCreateRequest`

- `name` (string · required) — Vendor name (company or individual).
- `email` (string · email · required) — Vendor email for communications.
- `address` (string) — Vendor business address.
- `phone` (string) — Vendor phone number.
- `tax_id` (string) — Tax identification number (EIN, VAT, etc.).
- `website` (string) — Vendor website URL.
- `notes` (string) — Internal notes about this vendor.
- `credit_limit_cents` (integer) — Credit limit in cents.
- `default_payment_term_id` (string) — Default payment term ID for new bills.
- `status` (CounterpartyStatus) → `CounterpartyStatus` — Vendor status (active, inactive, blocked).
- `category` (string) — Business category (e.g., 'Raw Materials', 'Services').

## Responses

### 201 — Successful Response

Schema: `VendorResponse`

- `id` (string · required) — Vendor UUID.
- `business_id` (string · required) — Business UUID.
- `name` (string · required) — Vendor name.
- `email` (string) — Vendor email address.
- `address` (string) — Vendor business address.
- `phone` (string) — Vendor phone number.
- `tax_id` (string) — Tax identification number.
- `website` (string) — Vendor website URL.
- `notes` (string) — Internal notes.
- `credit_limit_cents` (integer) — Credit limit in cents.
- `default_payment_term_id` (string) — Default payment term ID.
- `status` (string) — Vendor status.
- `category` (string) — Business category.
- `default_location_id` (string) — Default ship-from location ID for purchase orders.
- `default_location_name` (string) — Default ship-from location name (resolved).
- `is_deleted` (boolean) — Whether vendor is soft deleted.
- `deleted_at` (string · date-time) — Timestamp when vendor was deleted.
- `created_at` (string · date-time · required) — Creation timestamp.
- `updated_at` (string · date-time · required) — Last update timestamp.
- `contacts` (array · VendorContactResponse) — Vendor contacts.

### 400 — Bad Request - Invalid input

### 401 — Unauthorized - Authentication required

### 403 — Forbidden - Insufficient permissions

### 422 — Validation Error

Schema: `HTTPValidationError`

- `detail` (array · ValidationError) → `ValidationError`
  - `loc` (array · string | integer · required)
  - `msg` (string · required)
  - `type` (string · required)
  - `input` (object)
  - `ctx` (object)

## Code samples

### cURL

```bash
curl -X POST 'https://api.ondayzero.com/api/v1/vendors' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID' \
  -H 'Content-Type: application/json' \
  -d '{
  "name": "string",
  "email": "string"
}'
```

### JavaScript

```javascript
const response = await fetch('https://api.ondayzero.com/api/v1/vendors', {
  method: 'POST',
  headers: {
    Authorization: 'Bearer dz_your_token',
    'x-business-id': 'YOUR_BUSINESS_ID',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "name": "string",
  "email": "string"
}),
});
const data = await response.json();
```

### Python

```python
import httpx

headers = {
    "Authorization": "Bearer dz_your_token",
    "x-business-id": "YOUR_BUSINESS_ID",
}

payload = {
  "name": "string",
  "email": "string"
}

response = httpx.post("https://api.ondayzero.com/api/v1/vendors", headers=headers, json=payload)
data = response.json()
```

## See also

- HTML version: https://www.ondayzero.com/docs/reference/vendors/create-vendor
- OpenAPI slice: https://www.ondayzero.com/docs/reference/vendors/create-vendor/openapi.json
- Other endpoints in **vendors**: https://www.ondayzero.com/docs/reference/vendors