200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01xpeyc3 60ms POST /ai/v1/search {} Idempotency-Key: -d27sLZvto9w Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01xpeyc3 60ms POST /ai/v1/search {} Idempotency-Key: -d27sLZvto9w Send ▶