200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01vz3frh 65ms POST /ai/v1/search {} Idempotency-Key: 4gnyelNMuXYL Send ▶> POST /ai/v1/session {}
< 200 OK req_01vz3frh 65ms POST /ai/v1/search {} Idempotency-Key: 4gnyelNMuXYL Send ▶