---
title: "[Sandbox] Complete payment"
method: POST
path: "/payments/{payment}/simulate/complete"
---

# \[Sandbox\] Complete payment

`POST /payments/{payment}/simulate/complete`

## Request

- Base URL: `https://sandbox.checkhq.com`
- URL: `https://sandbox.checkhq.com/payments/{payment}/simulate/complete`
- Auth: API key in header `Authorization`
- TypeScript: <https://skmtc.dev/checkhq/apis/check-api/docs/payments/:payment/simulate/complete/post.ts> (a function with typed inputs; its response is checked against the schema)

Settle a single payment, which moves from `processing` to `paid`. Works on the employer debit and on employee and contractor credits. Sandbox-only. The payment must have a `status` of `processing`.

## Path parameters

- `payment` string, required

## Response `200`

200

- object

## Other responses

- `400`: 400
- `404`: 404

## Changes

- **2026-11-03** `5a54f5eb888b`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/checkhq/apis/check-api/changes/payments/:payment/simulate/complete/post.md)

---

[API](https://skmtc.dev/checkhq/apis/check-api.md) - [All operations](https://skmtc.dev/checkhq/apis/check-api/llms.txt) - [OpenAPI document](https://skmtc.dev/checkhq/apis/check-api/revisions/5a54f5eb888b?raw)