200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01nbekl0 84ms POST /ai/v1/search {} Idempotency-Key: eX9AsWOmm3pR Send ▶> POST /ai/v1/session {}
< 200 OK req_01nbekl0 84ms POST /ai/v1/search {} Idempotency-Key: eX9AsWOmm3pR Send ▶