200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01749n5t 70ms POST /ai/v1/search {} Idempotency-Key: otZOhwbV0SW3 Send ▶> POST /ai/v1/session {}
< 200 OK req_01749n5t 70ms POST /ai/v1/search {} Idempotency-Key: otZOhwbV0SW3 Send ▶