200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01cbsxgw 51ms POST /ai/v1/search {} Idempotency-Key: DnqxQF7j8qEz Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01cbsxgw 51ms POST /ai/v1/search {} Idempotency-Key: DnqxQF7j8qEz Send ▶