200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01c5nbc8 73ms POST /ai/v1/search {} Idempotency-Key: m37JHv9vSHFZ Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01c5nbc8 73ms POST /ai/v1/search {} Idempotency-Key: m37JHv9vSHFZ Send ▶