This record as markdown: /tools/io-github-aibtcdev-mcp-server/transfer-btc.md
What transfer_btc does on Aibtc
AI agents use transfer_btc to commit financial operations through Aibtc, usually the final step of a payment, billing, or trading workflow. A call moves real money.
Why transfer_btc is rated Critical
This tool moves money (Bitcoin) irreversibly to a specified recipient, creating financial obligations and potential loss of funds if misused by an agent. This is a Financial category tool with critical severity due to the high blast radius—any unauthorized or misdirected transfer cannot be easily reversed.
From the tool's definition Tool name 'transfer_btc' and description 'Transfer BTC to a recipient address' explicitly indicate movement of cryptocurrency funds to an external address.
Attacks that exploit this kind of access
The rule that runs transfer_btc safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Aibtc, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For transfer_btc, this is the rule to start with:
Any call to transfer_btc is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Aibtc, apply this rule, and every transfer_btc call is checked against it from then on.
Questions about transfer_btc
Transfer BTC to a recipient address. It is categorised as a Financial tool in the Aibtc MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Aibtc MCP server in PolicyLayer and add a rule for transfer_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 Aibtc. Nothing to install.
transfer_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 transfer_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 transfer_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.
transfer_btc is provided by the Aibtc MCP server (aibtcdev/aibtc-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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