200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_017xxw98 61ms POST /ai/v1/search {} Idempotency-Key: C5lcgXNscj3X Send ▶> POST /ai/v1/session {}
< 200 OK req_017xxw98 61ms POST /ai/v1/search {} Idempotency-Key: C5lcgXNscj3X Send ▶