Create a promotion code

POST /v1/admin/billing/promotion-codes

• Operation ID: createBillingPromotionCode
• Tags: Billing coupons
• Base URL: http://localhost:8787

Creates a Stripe promotion code for a coupon; expiresAt is unix seconds. Audited; publishes a dashboard event.

Workflow: Integration guide.

Authentication: staff Bearer JWT with permission billing.write.

Authentication

• Auth: staff Bearer JWT (Authorization: Bearer <access_token>) with the permissions below.
• Required permissions: billing.write

Request body

Required: yes.

Content type: application/json

Schema: object

Field	Type	Required	Description
couponId	string	yes	Min length: 1
code	string	no	Pattern: ^[A-Za-z0-9_-]{3,40}$
maxRedemptions	integer	no	Greater than: 0
expiresAt	integer	no	Greater than: 0
firstTimeTransaction	boolean	no	-
minimumAmount	integer	no	Greater than: 0
minimumAmountCurrency	string	no	Min length: 3. Max length: 3

Responses

201

Promotion code created.

• Header x-request-id: Request identifier; quote it when reporting an error. Content type: application/json

Schema: object (BillingPromotionCode)

Field	Type	Required	Description
id	string	yes	-
object	string	yes	One of: "promotion_code"
code	string	yes	-
active	boolean	yes	-
max_redemptions	number | null	yes	-
times_redeemed	number	yes	-
expires_at	number | null	yes	Unix seconds.
created	number	yes	Unix seconds.
livemode	boolean	yes	-

Errors

400

Request validation failed.

• Header x-request-id: Request identifier; quote it when reporting an error. Content type: application/json

Schema: object (ValidationErrorBody)

Field	Type	Required	Description
success	boolean	yes	One of: false
error	object	yes	-
error.name	string	yes	One of: "ZodError"
error.issues	object[]	yes	-
error.issues[].code	string	yes	-
error.issues[].path	(string | number)[]	yes	-
error.issues[].message	string	yes	-

Request validation

{
  "success": false,
  "error": {
    "name": "ZodError",
    "issues": [
      {
        "code": "custom",
        "path": [
          "field"
        ],
        "message": "Invalid value"
      }
    ]
  }
}

401

Missing, malformed, expired or wrong-audience Bearer token (missing_token, invalid_token, invalid_audience).

• Header x-request-id: Request identifier; quote it when reporting an error. Content type: application/json

Schema: object (ErrorBody)

Field	Type	Required	Description
error	string	yes	Stable machine-readable error code, e.g. forbidden, not_found.
details	any	no	Optional structured context. For 403 it is { perm }.

Error response

{
  "error": "missing_token"
}

403

Authenticated but lacking the required permission. details.perm lists the accepted permission keys.

• Header x-request-id: Request identifier; quote it when reporting an error. Content type: application/json

Schema: object (ErrorBody), fields as described above.

Error response

{
  "error": "forbidden",
  "details": {
    "perm": "billing.write"
  }
}

500

Unexpected server error (internal). No details are returned.

• Header x-request-id: Request identifier; quote it when reporting an error. Content type: application/json

Schema: object (ErrorBody), fields as described above.

Error response

{
  "error": "internal"
}

Examples

curl

curl -X POST 'http://localhost:8787/v1/admin/billing/promotion-codes' \
  -H "Authorization: Bearer $ACCESS_TOKEN" \
  -H 'Content-Type: application/json' \
  --data '{"couponId":"3f6c2a1e-8b4d-4e7a-9c1f-2d5b6a7e8f90","code":"example","maxRedemptions":1,"expiresAt":1,"firstTimeTransaction":false,"minimumAmount":1,"minimumAmountCurrency":"exa"}'

TypeScript

const accessToken = process.env.ACCESS_TOKEN; // user JWT from your sign-in flow

const response = await fetch("http://localhost:8787/v1/admin/billing/promotion-codes", {
  method: "POST",
  headers: {
    "Authorization": `Bearer ${accessToken}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "couponId": "3f6c2a1e-8b4d-4e7a-9c1f-2d5b6a7e8f90",
    "code": "example",
    "maxRedemptions": 1,
    "expiresAt": 1,
    "firstTimeTransaction": false,
    "minimumAmount": 1,
    "minimumAmountCurrency": "exa"
  }),
});
if (!response.ok) throw new Error(`HTTP ${response.status}: ${await response.text()}`);
const data = response.status === 204 || response.status === 205
  ? undefined
  : response.headers.get("content-type")?.includes("json")
    ? await response.json()
    : await response.text();