200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0152q754 70ms POST /ai/v1/search {} Idempotency-Key: jB9k0L2rS6iP Send ▶> POST /ai/v1/session {}
< 200 OK req_0152q754 70ms POST /ai/v1/search {} Idempotency-Key: jB9k0L2rS6iP Send ▶