200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01c6k0w6 77ms POST /ai/v1/search {} Idempotency-Key: BPOD1gn1A37M Send ▶> POST /ai/v1/session {}
< 200 OK req_01c6k0w6 77ms POST /ai/v1/search {} Idempotency-Key: BPOD1gn1A37M Send ▶