200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00lmhidk 76ms POST /ai/v1/search {} Idempotency-Key: 878qb6Q-9ikq Send ▶> POST /ai/v1/session {}
< 200 OK req_00lmhidk 76ms POST /ai/v1/search {} Idempotency-Key: 878qb6Q-9ikq Send ▶