# List usage keys (/api/usage-keys/list-usage-keys)

`GET https://api.comecero.com/api/v1/usage/keys`

Newest first, up to 200. The key itself is never shown. Works while usage billing is turned off. Secret and trusted tokens may call it; a limited token may not (`403`).

Responses: 200, 401, 403, 500.

Full schemas: operation `list_usage_keys` in /openapi.json.