200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_018j5itq 30ms POST /ai/v1/search {} Idempotency-Key: jpVnwTxPrC3p Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_018j5itq 30ms POST /ai/v1/search {} Idempotency-Key: jpVnwTxPrC3p Send ▶