200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01ufrdlx 19ms POST /ai/v1/search {} Idempotency-Key: 8inv3otDhmmC Send ▶> POST /ai/v1/session {}
< 200 OK req_01ufrdlx 19ms POST /ai/v1/search {} Idempotency-Key: 8inv3otDhmmC Send ▶