curl 'https://app.memorylake.ai/openapi/memorylake/admin/v1/api-keys?page_size=20' \
  -H 'Authorization: Bearer sk-xxxxxx'

{
  "success": true,
  "message": "Operation completed successfully",
  "data": {
    "items": [
      {
        "id": "312",
        "name": "ci-pipeline",
        "key_prefix": "a1b2c3d4",
        "status": "enabled",
        "created_at": 1755000000,
        "last_used_at": 1755600000
      }
    ],
    "total": 1
  }
}