200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01qx91ki 37ms POST /ai/v1/search {} Idempotency-Key: Wy-QHrVzlC0o Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01qx91ki 37ms POST /ai/v1/search {} Idempotency-Key: Wy-QHrVzlC0o Send ▶