200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_002wpoyq 60ms POST /ai/v1/search {} Idempotency-Key: JN8CClhm7TM8 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_002wpoyq 60ms POST /ai/v1/search {} Idempotency-Key: JN8CClhm7TM8 Send ▶