200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_001b3iqw 63ms POST /ai/v1/search {} Idempotency-Key: GKEFMTliTuxD Send ▶> POST /ai/v1/session {}
< 200 OK req_001b3iqw 63ms POST /ai/v1/search {} Idempotency-Key: GKEFMTliTuxD Send ▶