---
title: "Challenge Complete"
method: POST
path: "/challenges/{key}/complete"
tags: ["internal"]
---

# Challenge Complete

`POST /challenges/{key}/complete`

## Request

- Base URL: `https://try.access.worldpay.com/3ds`
- URL: `https://try.access.worldpay.com/3ds/challenges/{key}/complete`
- Auth: HTTP basic
- TypeScript: <https://skmtc.dev/worldpay/apis/3ds/docs/challenges/:key/complete/post.ts> (a function with typed inputs; its response is checked against the schema)

Verify the results of a challenged authentication.

## Path parameters

- `key` string, required

## Headers

- `WP-Api-Version` '2026-10-01', required

## Response `200`

The challenge was successful - obtain the authentication data for onward use.

- 3DSChallenge200Response

## Other responses

- `400`: The request has encountered validation errors.
- `502`: Invalid response received from upstream.
- `503`: The requested service is unavailable.

---

[API](https://skmtc.dev/worldpay/apis/3ds.md) - [All operations](https://skmtc.dev/worldpay/apis/3ds/llms.txt) - [OpenAPI document](https://skmtc.dev/worldpay/apis/3ds/revisions/0233a51762d3?raw)