200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01wn9864 56ms POST /ai/v1/search {} Idempotency-Key: 6XJyGxr7OWsc Send ▶> POST /ai/v1/session {}
< 200 OK req_01wn9864 56ms POST /ai/v1/search {} Idempotency-Key: 6XJyGxr7OWsc Send ▶