200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00x2thjf 35ms POST /ai/v1/search {} Idempotency-Key: j_tY-EY0xCm- Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00x2thjf 35ms POST /ai/v1/search {} Idempotency-Key: j_tY-EY0xCm- Send ▶