200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01y0ayay 50ms POST /ai/v1/search {} Idempotency-Key: -A2yAY1eQDQ7 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01y0ayay 50ms POST /ai/v1/search {} Idempotency-Key: -A2yAY1eQDQ7 Send ▶