200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01ogmd94 76ms POST /ai/v1/search {} Idempotency-Key: 4X5Pvd9knNB7 Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01ogmd94 76ms POST /ai/v1/search {} Idempotency-Key: 4X5Pvd9knNB7 Send ▶