200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01sh88bi 85ms POST /ai/v1/search {} Idempotency-Key: ThuXjHY4_mb7 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01sh88bi 85ms POST /ai/v1/search {} Idempotency-Key: ThuXjHY4_mb7 Send ▶