200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_018hcqs3 48ms POST /ai/v1/search {} Idempotency-Key: CzQXGFTX9PRr Send ▶> POST /ai/v1/session {}
< 200 OK req_018hcqs3 48ms POST /ai/v1/search {} Idempotency-Key: CzQXGFTX9PRr Send ▶