200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01v4fm21 33ms POST /ai/v1/search {} Idempotency-Key: r51Wrmw5V-Xx Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01v4fm21 33ms POST /ai/v1/search {} Idempotency-Key: r51Wrmw5V-Xx Send ▶