200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00pslti8 56ms POST /ai/v1/search {} Idempotency-Key: s3hCQgyAa4oW Send ▶> POST /ai/v1/session {}
< 200 OK req_00pslti8 56ms POST /ai/v1/search {} Idempotency-Key: s3hCQgyAa4oW Send ▶