200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_012w2v8v 71ms POST /ai/v1/search {} Idempotency-Key: Wo5FinVpWwC- Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_012w2v8v 71ms POST /ai/v1/search {} Idempotency-Key: Wo5FinVpWwC- Send ▶