200 OK — session open
> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01qd0t13 61ms POST /ai/v1/search {} Idempotency-Key: 8h57sfovm23k Send ▶> POST /ai/v1/session {"source": "bobw"}
< 200 OK req_01qd0t13 61ms POST /ai/v1/search {} Idempotency-Key: 8h57sfovm23k Send ▶