200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01p7c5p4 33ms POST /ai/v1/search {} Idempotency-Key: _A-E__DnOnd_ Send ▶> POST /ai/v1/session {}
< 200 OK req_01p7c5p4 33ms POST /ai/v1/search {} Idempotency-Key: _A-E__DnOnd_ Send ▶