---
title: "Authenticate with access key"
method: POST
path: "/api/authenticate"
tags: ["access_key"]
---

# Authenticate with access key

`POST /api/authenticate`

Authenticate using an access key to obtain a session token

## Request body

- ApiAuthReq
  - `access_key` string, required

## Response `200`

token

- object

## Other responses

- `400` — Bad Request

## Changes

> 13 revisions in range; 1 could not be searched.

- **2025-12-08** `f8c45e06a44e` — 1 info
  - endpoint added
- **2025-07-07** `24d4b1cd7621` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/ivpn/apis/untitled-api/changes/api/authenticate/post.md)

---

[API](https://skmtc.dev/ivpn/apis/untitled-api.md) · [All operations](https://skmtc.dev/ivpn/apis/untitled-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/ivpn/untitled-api/revisions/0e7bcc538dce/schema)