200 OK — session open
> POST /ai/v1/session {"source": "baliano"}
< 200 OK req_0120i1zm 48ms POST /ai/v1/search {} Idempotency-Key: 8HayATLOIHH3 Send ▶> POST /ai/v1/session {"source": "baliano"}
< 200 OK req_0120i1zm 48ms POST /ai/v1/search {} Idempotency-Key: 8HayATLOIHH3 Send ▶