200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_008ze4yd 58ms POST /ai/v1/search {} Idempotency-Key: XW8Jr3K1esmn Send ▶> POST /ai/v1/session {}
< 200 OK req_008ze4yd 58ms POST /ai/v1/search {} Idempotency-Key: XW8Jr3K1esmn Send ▶