200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01fx8pki 56ms POST /ai/v1/search {} Idempotency-Key: Fs3kqmnpyz6I Send ▶> POST /ai/v1/session {}
< 200 OK req_01fx8pki 56ms POST /ai/v1/search {} Idempotency-Key: Fs3kqmnpyz6I Send ▶