200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01dj1n0d 90ms POST /ai/v1/search {} Idempotency-Key: Fh4Jh2dm46gV Send ▶> POST /ai/v1/session {}
< 200 OK req_01dj1n0d 90ms POST /ai/v1/search {} Idempotency-Key: Fh4Jh2dm46gV Send ▶