200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_006isqi1 70ms POST /ai/v1/search {} Idempotency-Key: PzXzR1s3NRC4 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_006isqi1 70ms POST /ai/v1/search {} Idempotency-Key: PzXzR1s3NRC4 Send ▶