---
title: "Login endpoint"
method: POST
path: "/api/v1/signin"
tags: ["user", "authentication"]
---

# Login endpoint

`POST /api/v1/signin`

## Request body

- LoginUser
  - `username` string, required
  - `password` string, password, required

## Response `200`

Successful authentication

## Other responses

- `401` — authentication failed, wrong password
- `404` — username not found
- `500` — Internal server error

---

[API](https://skmtc.net/mcaptcha/apis/mcaptcha-guard.md) · [All operations](https://skmtc.net/mcaptcha/apis/mcaptcha-guard/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/mcaptcha/mcaptcha-guard/versions/4c593f3ff4eb/schema)