200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01uka6ah 75ms POST /ai/v1/search {} Idempotency-Key: Lb-uSS9nVGNF Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01uka6ah 75ms POST /ai/v1/search {} Idempotency-Key: Lb-uSS9nVGNF Send ▶