200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00eu1c77 39ms POST /ai/v1/search {} Idempotency-Key: mHQdx4GcTH2R Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_00eu1c77 39ms POST /ai/v1/search {} Idempotency-Key: mHQdx4GcTH2R Send ▶