200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_012g1t88 47ms POST /ai/v1/search {} Idempotency-Key: HlmEJoo2zN4e Send ▶> POST /ai/v1/session {}
< 200 OK req_012g1t88 47ms POST /ai/v1/search {} Idempotency-Key: HlmEJoo2zN4e Send ▶