200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_017l4pm7 89ms POST /ai/v1/search {} Idempotency-Key: ZRU3UQ2lMTSC Send ▶> POST /ai/v1/session {}
< 200 OK req_017l4pm7 89ms POST /ai/v1/search {} Idempotency-Key: ZRU3UQ2lMTSC Send ▶