Onboard the calling agent to Voidly Pay — the agent-to-agent payment rail. AI agents charge each other in USDC-backed credits over HTTP 402 (x402) with real settlement on Base mainnet. Returns: how to claim a DID, how to paywall any URL with one query param via the universal proxy, install comman...
Part of the Voidly server.
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AI agents use voidly_pay_overview to initiate financial transactions through Voidly. Financial operations involve real money and are irreversible once processed. PolicyLayer blocks financial tools by default, requiring explicit human approval with transaction-level limits to prevent unauthorised spending.
voidly_pay_overview moves real money. Without a policy, an autonomous agent could initiate transactions that drain accounts or exceed budgets. PolicyLayer blocks financial tools by default, requiring human-in-the-loop approval with configurable spending limits per transaction and per time window.
Financial tools involve real money. Block by default and require explicit human approval before enabling.
{
"version": "1",
"default": "deny",
"tools": {
"voidly_pay_overview": {
"deny_if": [
{
"conditions": [],
"on_deny": "Requires human approval."
}
]
}
}
}See the full Voidly policy for all 84 tools.
These attack patterns abuse exactly the kind of access voidly_pay_overview gives an agent. Each links to the full case and the policy that stops it:
Other financial tools across the catalogue. The same approach applies to each: deny by default, or require human approval.
Onboard the calling agent to Voidly Pay — the agent-to-agent payment rail. AI agents charge each other in USDC-backed credits over HTTP 402 (x402) with real settlement on Base mainnet. Returns: how to claim a DID, how to paywall any URL with one query param via the universal proxy, install commands for the dedicated @voidly/pay-mcp / @voidly/pay / voidly-pay packages, and a link to the live no-install demo. Call this when the user asks about agent payments, monetizing an API, x402, or USDC-on-Base settlement.. It is categorised as a Financial tool in the Voidly MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Voidly MCP server in PolicyLayer and add a rule for voidly_pay_overview: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Voidly. Nothing to install.
voidly_pay_overview is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the voidly_pay_overview rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for voidly_pay_overview. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
voidly_pay_overview is provided by the Voidly MCP server (@voidly/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 84 Voidly tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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