200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_004gqukp 65ms POST /ai/v1/search {} Idempotency-Key: oLP0Nuig5ogw Send ▶> POST /ai/v1/session {}
< 200 OK req_004gqukp 65ms POST /ai/v1/search {} Idempotency-Key: oLP0Nuig5ogw Send ▶