---
title: "Start impersonation"
method: POST
path: "/api/auth/admin/impersonations"
tags: ["Admin Impersonation"]
---

# Start impersonation

`POST /api/auth/admin/impersonations`

Starts an impersonation session as a target user.

## Request body

- StartImpersonationRequest
  - `expires_in_seconds` integer, nullable
  - `reason` string, required
  - `target_user_id` string, required

## Response `201`

Created

- StartImpersonationResponse
  - `impersonation` Impersonation, required
    - `actor_session_id` string, nullable
    - `actor_user_id` string, required
    - `created_at` string, date-time, required
    - `ended_at` string, date-time, nullable
    - `ended_by_user_id` string, nullable
    - `expires_at` string, date-time, required
    - `id` string, required
    - `impersonation_session_id` string, nullable
    - `reason` string, required
    - `started_at` string, date-time, required
    - `target_user_id` string, required
    - `updated_at` string, date-time, required

## Changes

- **2026-07-08** `2ff1d8d3f239` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/authula/apis/authula-api/changes/api/auth/admin/impersonations/post.md)

---

[API](https://skmtc.dev/authula/apis/authula-api.md) · [All operations](https://skmtc.dev/authula/apis/authula-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/authula/authula-api/revisions/61a78375af21/schema)