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Summary
The Bitcoin SV wallet standard introduced an owner-signed authorization spending cap mechanism, letting wallet owners set the amount an agent can spend per wallet, which must be authorized by the owner's signature. The design aims to limit the amount AI agents can spend without fully prohibiting au…
Key points
- The biggest risk of agent payments is runaway spending; binding caps via owner signatures writes authorization into the wallet layer.
- If agents hold keys, permissions must be enforced at the wallet layer, not just verbally constrained by prompts or corporate policy.
- Wallet and agent developers can reference such signature authorization models to design auditable agent spending caps, reducing losses from abuse of a single wallet.
Editorial note
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