API ReferenceInvoices
Refund an invoice
Request a full or partial refund from the payment provider.
Omit amount to refund the full remaining refundable balance. Partial amounts are decimal strings in the invoice currency; response amounts use integer minor units. Provider credentials and raw provider payloads are never returned.
AuthorizationBearer <token>
Provide your SellApp API key as a bearer token.
In: header
Path Parameters
invoice*integer
The invoice path parameter.
Header Parameters
X-STORE?string
Store slug. Required for OAuth access tokens. API keys may omit it to use their current store, or the first accessible store when no current store is selected.
Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
Response Body
application/json
application/json
application/json
application/json
application/json
application/json
application/json
application/json
curl -X POST "https://sell.app/api/v2/invoices/0/refunds" \ -H "X-STORE: launch-lab" \ -H "Content-Type: application/json" \ -d '{ "amount": "12.50" }'{
"data": {
"invoice": {
"id": 9001,
"payment": {
"fee": {
"base": "0",
"currency": "USD",
"units": 1,
"vat": 0,
"total": {
"exclusive": "0",
"inclusive": "0"
}
},
"gateway": {
"type": "STRIPE",
"data": {}
},
"subtotal": {
"base": "1999",
"currency": "USD",
"units": 1,
"vat": 0,
"total": {
"exclusive": "1999",
"inclusive": "1999"
}
},
"expires_at": "2026-09-02T12:00:00Z",
"full_price": {
"base": "1999",
"currency": "USD",
"units": 1,
"vat": 0,
"total": {
"exclusive": "1999",
"inclusive": "1999"
}
},
"original_amount": {
"base": "1999",
"currency": "USD",
"units": 1,
"vat": 0,
"total": {
"exclusive": "1999",
"inclusive": "1999"
}
}
},
"status": {
"history": [
{
"setAt": "2026-09-01T12:00:00Z",
"status": "PENDING",
"updatedAt": "2026-09-01T12:01:00Z"
}
],
"status": {
"setAt": "2026-09-01T12:01:00Z",
"status": "COMPLETED",
"updatedAt": "2026-09-07T12:00:00Z"
}
},
"webhooks": [],
"feedback": "",
"created_at": "2026-09-01T12:00:00Z",
"updated_at": "2026-09-07T12:00:00Z",
"store_id": 1,
"coupon_id": null,
"subscription_id": null,
"customer_information": {
"id": 77,
"email": "maya@example.com",
"country": "United States",
"location": "Portland",
"ip": "192.0.2.1",
"proxied": false,
"browser_agent": "Example browser",
"vat": {
"amount": "0",
"country": "US"
},
"discord_data": null,
"billing_details": null
},
"product_variants": [
{
"id": 4321,
"product_id": 120,
"title": "Standard"
}
]
},
"refund": {
"status": "pending",
"provider": "stripe",
"provider_refund_id": "re_example_launch_lab",
"amount_cents": 1250,
"currency": "USD"
}
}
}{
"type": "invalid_request_error",
"code": "bad_request",
"message": "The request could not be understood.",
"status": 400,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#bad-request"
}{
"type": "authentication_error",
"code": "unauthenticated",
"message": "Unauthenticated.",
"status": 401,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#unauthenticated"
}{
"type": "authorization_error",
"code": "forbidden",
"message": "This action is unauthorized.",
"status": 403,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#forbidden"
}{
"type": "not_found_error",
"code": "resource_not_found",
"message": "Not Found.",
"status": 404,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#resource-not-found"
}{
"type": "validation_error",
"code": "validation_failed",
"message": "The selected product variant id is invalid.",
"status": 422,
"param": "product_variant_id",
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#validation-failed",
"errors": {
"product_variant_id": [
"The selected product variant id is invalid."
]
}
}{
"type": "rate_limit_error",
"code": "rate_limit_exceeded",
"message": "Too Many Attempts.",
"status": 429,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#rate-limit-exceeded"
}{
"type": "api_error",
"code": "api_error",
"message": "Server Error",
"status": 500,
"param": null,
"request_id": "01992a65-e064-71ba-b38f-902b7966a6be",
"docs_url": "https://sell.app/docs/api/errors#api-error"
}