200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00xxn3nq 79ms POST /ai/v1/search {} Idempotency-Key: q18wxl-Oizvt Send ▶> POST /ai/v1/session {}
< 200 OK req_00xxn3nq 79ms POST /ai/v1/search {} Idempotency-Key: q18wxl-Oizvt Send ▶