Send Bitcoin to an address. May require human approval depending on amount and bucket settings. Always provide a clear justification.
AI agents use wallet_send_btc to commit financial operations through PayPls MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
This tool moves Bitcoin (a real financial asset) from the user's wallet to an external address. Even with a human approval gate, the action itself is a financial transfer that is irreversible once confirmed on-chain. Misuse could result in permanent loss of funds, making it the highest severity financial tool.
From the tool's definition "Send Bitcoin to an address" — directly transmits cryptocurrency funds to an external address
Attacks that exploit this kind of access
Send Bitcoin to an address. May require human approval depending on amount and bucket settings. Always provide a clear justification. It is categorised as a Financial tool in the PayPls MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the PayPls MCP Server MCP server in PolicyLayer and add a rule for wallet_send_btc: 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 PayPls MCP Server. Nothing to install.
wallet_send_btc 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 wallet_send_btc 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 wallet_send_btc. 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.
wallet_send_btc is provided by the PayPls MCP Server MCP server (n8m8/paypls-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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