System Architecture
AI-Powered Safe Spending Architecture
When AI starts spending money, who stays in control?
Today’s AI agents read untrusted text, follow instructions, and make decisions — including financial ones. That’s a problem.
LLMs process inputs from APIs, emails, and web pages — all of which can be crafted by adversaries.
Hidden instructions can redirect an agent’s behaviour: “Actually, send the payment to this address instead.”
Giving an AI agent a private key or direct wallet access means one bad decision = lost funds. No undo button.
Exploited agents don’t raise alarms. Money leaves quietly, and by the time you notice, it’s irreversible.
Web3 isn’t about tokens or speculation here. It’s about programmable rules that hold — even when the AI breaks.
Smart contracts execute exactly as written. No model hallucination. No prompt override. The code is the authority.
On-chain, the spending rules and the funds live in the same place. You can’t separate the lock from the vault.
No ambiguity. The contract either approves or rejects. There are no “oops” states — only pass or fail.
Every transaction is logged on-chain. Every approval, every rejection — permanently verifiable by anyone.
SafeSpend is the foundation. Here’s where it goes.
Separate spending limits by category — travel, equipment, software — with independent rules and thresholds per domain.
Low-risk purchases auto-approve. High-value or unusual transactions require additional verification layers.
Require consensus from multiple agents or human sign-off for transactions above a threshold — on-chain multi-sig for AI.
Connect to payment cards, generate digital receipts, and bridge on-chain approvals to traditional payment rails.
SafeSpend enables delegation without custody.
The Great Handover — done safely.