# Retrieve an admin user by session ID

Retrieves an admin user by session ID.

Endpoint: GET /v3/admin/sessions/{blaize_admin_session_id}
Version: 2026-09-18
Security: ZephrHmacHttp

## Security:

  - `ZephrHmacHttp` (unknown)
    http ZEPHR-HMAC-*

## Path parameters:

  - `blaize_admin_session_id` (string, required)
    Admin User Session identifier

## Response 200:

  - `200` (unknown)
    OK

## Response 200 fields (application/json):

  - `user_id` (string)
    Example: 123456789ABCD

## Response 404:

  - `404` (unknown)
    Not Found

## Response 200 examples:

  - `response` (unknown)