200 OK — session open
> POST /ai/v1/session {"source": "vision"}
< 200 OK req_00w7nccl 54ms POST /ai/v1/search {} Idempotency-Key: dq8C7hw4bZ3l Send ▶> POST /ai/v1/session {"source": "vision"}
< 200 OK req_00w7nccl 54ms POST /ai/v1/search {} Idempotency-Key: dq8C7hw4bZ3l Send ▶