200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_008dkwo2 63ms POST /ai/v1/search {} Idempotency-Key: k07OZ_sRh0wz Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_008dkwo2 63ms POST /ai/v1/search {} Idempotency-Key: k07OZ_sRh0wz Send ▶