Written at b2a2c.vin.
Your agent buys the car. Your user reads the receipt.
2 pieces posted · b2a2c.vin/blog
blogs.vin carries every door’s pieces, one periodical.
- 2026-07-26How can an AI agent buy a car for a user without dispossessing them?By making the agent's work auditable by construction: it reads the same record the user reads, holds a Mandate ceiling enforced in the wire format, and returns a receipt.
- 2026-07-26What should an AI agent's receipt look like after it buys something for me?A receipt you read line by line, not a log you take on faith: evidence consulted, actions taken, price settled under the ceiling, and a dispute/refund URL.