200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00yxhzpp 79ms POST /ai/v1/search {} Idempotency-Key: ZV8lzr7kmz4r Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00yxhzpp 79ms POST /ai/v1/search {} Idempotency-Key: ZV8lzr7kmz4r Send ▶