200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01thfld2 34ms POST /ai/v1/search {} Idempotency-Key: yftUAPw5aKwf Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01thfld2 34ms POST /ai/v1/search {} Idempotency-Key: yftUAPw5aKwf Send ▶