200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_002e1b3u 50ms POST /ai/v1/search {} Idempotency-Key: GYkm1rwq_sbA Send ▶> POST /ai/v1/session {}
< 200 OK req_002e1b3u 50ms POST /ai/v1/search {} Idempotency-Key: GYkm1rwq_sbA Send ▶