Decision procedure for agents that browse the web with wallet access (Browser Use + Coinbase x402 style) when a page, if

Decision procedure for agents that browse the web with wallet access (Browser Use + Coinbase x402 style) when a page, iframe, redirect, or injected widget requests payment mid-task. Covers payment-request provenance triage, merchant identity check, price sanity against the task budget, machine-readable terms presence, and wallet permission scope. Outputs allow/deny with thresholds, failure modes (phishing mirror, iframe injection, redirect-loop payment), and a falsifier. Pay 0.002 USDC on Base