200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_007vh97h 62ms POST /ai/v1/search {} Idempotency-Key: Gg2NmIrPlB0J Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_007vh97h 62ms POST /ai/v1/search {} Idempotency-Key: Gg2NmIrPlB0J Send ▶