200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00k91j74 21ms POST /ai/v1/search {} Idempotency-Key: gwBt-Z7CRy2T Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00k91j74 21ms POST /ai/v1/search {} Idempotency-Key: gwBt-Z7CRy2T Send ▶