200 OK — session open
> POST /ai/v1/session {"source": "omena"}
< 200 OK req_015b2t41 83ms POST /ai/v1/search {} Idempotency-Key: 3Yir3FOO_ZSu Send ▶> POST /ai/v1/session {"source": "omena"}
< 200 OK req_015b2t41 83ms POST /ai/v1/search {} Idempotency-Key: 3Yir3FOO_ZSu Send ▶