200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0097wciu 19ms POST /ai/v1/search {} Idempotency-Key: x44JM6J0Od4a Send ▶> POST /ai/v1/session {}
< 200 OK req_0097wciu 19ms POST /ai/v1/search {} Idempotency-Key: x44JM6J0Od4a Send ▶