200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_019xpgxd 75ms POST /ai/v1/search {} Idempotency-Key: lE0S0AKp-Ik6 Send ▶> POST /ai/v1/session {}
< 200 OK req_019xpgxd 75ms POST /ai/v1/search {} Idempotency-Key: lE0S0AKp-Ik6 Send ▶