200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_007czzej 42ms POST /ai/v1/search {} Idempotency-Key: Hz8bCPWk_MO7 Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_007czzej 42ms POST /ai/v1/search {} Idempotency-Key: Hz8bCPWk_MO7 Send ▶