200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01abiym0 18ms POST /ai/v1/search {} Idempotency-Key: s1TAEa7bT4g_ Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01abiym0 18ms POST /ai/v1/search {} Idempotency-Key: s1TAEa7bT4g_ Send ▶