---
title: "Whoami"
method: GET
path: "/auth/whoami"
tags: ["Authentication"]
---

# Whoami

`GET /auth/whoami`

Return the caller's verified identity: tenant, service, and credential linkage.

Lightweight endpoint for clients to read backend-verified context without trusting
locally-stored credential files. Works for all token types (Project Key, API token,
user token).

## Response `200`

Successful Response

- CallerIdentity — Verified caller identity returned by GET /auth/whoami.
  - `tenant_id` string, required
  - `service_id` string, required
  - `sub` string, required
  - `project_key_id` string, nullable
  - `token_type` string, required

---

[API](https://skmtc.net/streamkap/apis/streamkap-rest-api.md) · [All operations](https://skmtc.net/streamkap/apis/streamkap-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/streamkap/streamkap-rest-api/versions/8aea6143d003/schema)