200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01t19svk 24ms POST /ai/v1/search {} Idempotency-Key: EfS_6gDo_gBu Send ▶> POST /ai/v1/session {}
< 200 OK req_01t19svk 24ms POST /ai/v1/search {} Idempotency-Key: EfS_6gDo_gBu Send ▶