200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01gh4yol 57ms POST /ai/v1/search {} Idempotency-Key: 2_OYsG-Dk3ND Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01gh4yol 57ms POST /ai/v1/search {} Idempotency-Key: 2_OYsG-Dk3ND Send ▶