200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00q9pwr7 65ms POST /ai/v1/search {} Idempotency-Key: 2rsHK3SS0Pr1 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_00q9pwr7 65ms POST /ai/v1/search {} Idempotency-Key: 2rsHK3SS0Pr1 Send ▶