200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00eq5ybt 66ms POST /ai/v1/search {} Idempotency-Key: MNi6gK9NMlj7 Send ▶> POST /ai/v1/session {}
< 200 OK req_00eq5ybt 66ms POST /ai/v1/search {} Idempotency-Key: MNi6gK9NMlj7 Send ▶