200 OK — session open
> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01j0ccsx 60ms POST /ai/v1/search {} Idempotency-Key: Tt9J64dWUCT1 Send ▶> POST /ai/v1/session {"source": "strawberry"}
< 200 OK req_01j0ccsx 60ms POST /ai/v1/search {} Idempotency-Key: Tt9J64dWUCT1 Send ▶