200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01cdhod9 37ms POST /ai/v1/search {} Idempotency-Key: UrqeBn2GFbW7 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01cdhod9 37ms POST /ai/v1/search {} Idempotency-Key: UrqeBn2GFbW7 Send ▶