200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_008nffku 43ms POST /ai/v1/search {} Idempotency-Key: eDeBrYag-Th8 Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_008nffku 43ms POST /ai/v1/search {} Idempotency-Key: eDeBrYag-Th8 Send ▶