200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_002ofqyw 83ms POST /ai/v1/search {} Idempotency-Key: _3nhZhTgceoO Send ▶> POST /ai/v1/session {}
< 200 OK req_002ofqyw 83ms POST /ai/v1/search {} Idempotency-Key: _3nhZhTgceoO Send ▶