200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00kc0wob 38ms POST /ai/v1/search {} Idempotency-Key: up_KLQ1Y2Fhb Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00kc0wob 38ms POST /ai/v1/search {} Idempotency-Key: up_KLQ1Y2Fhb Send ▶