200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_019rcl0j 24ms POST /ai/v1/search {} Idempotency-Key: S0Tzqgk81IPj Send ▶> POST /ai/v1/session {}
< 200 OK req_019rcl0j 24ms POST /ai/v1/search {} Idempotency-Key: S0Tzqgk81IPj Send ▶