200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_003xqiz8 42ms POST /ai/v1/search {} Idempotency-Key: IMdbJzZy5QJ6 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_003xqiz8 42ms POST /ai/v1/search {} Idempotency-Key: IMdbJzZy5QJ6 Send ▶