200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01vckzb5 33ms POST /ai/v1/search {} Idempotency-Key: 4MteZwXPbLzA Send ▶> POST /ai/v1/session {}
< 200 OK req_01vckzb5 33ms POST /ai/v1/search {} Idempotency-Key: 4MteZwXPbLzA Send ▶