200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01d5kxx2 68ms POST /ai/v1/search {} Idempotency-Key: qw3gLkvJjgn- Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01d5kxx2 68ms POST /ai/v1/search {} Idempotency-Key: qw3gLkvJjgn- Send ▶