200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_002bqiqj 69ms POST /ai/v1/search {} Idempotency-Key: 5bVsX8D2q-LZ Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_002bqiqj 69ms POST /ai/v1/search {} Idempotency-Key: 5bVsX8D2q-LZ Send ▶