200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01nt5wuc 62ms POST /ai/v1/search {} Idempotency-Key: ZzYWPPBu5Zl- Send ▶> POST /ai/v1/session {}
< 200 OK req_01nt5wuc 62ms POST /ai/v1/search {} Idempotency-Key: ZzYWPPBu5Zl- Send ▶