buyInFailMarket · Futarchy MCP Server MCP: Risk & Policy

WHAT IT DOES

What buyInFailMarket does on Futarchy MCP Server

AI agents use buyInFailMarket to commit financial operations through Futarchy MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why buyInFailMarket needs a policy

This tool executes a financial transaction by buying tokens in a prediction/futarchy market. It moves funds (SOL or other tokens) on-chain, which is irreversible and constitutes a direct financial commitment. Misuse could result in significant financial loss.

From the tool's definition 'Buy tokens in the fail market for a proposal' — involves purchasing tokens which constitutes a financial transaction on the Solana blockchain

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

buyInFailMarket Approval-gated

Any call to buyInFailMarket is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "buyInFailMarket": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

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Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Futarchy MCP Server, so you can run agents against it safely.

FAQ

Questions about buyInFailMarket

What does the buyInFailMarket tool do? +

Buy tokens in the fail market for a proposal. It is categorised as a Financial tool in the Futarchy MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on buyInFailMarket? +

Register the Futarchy MCP Server MCP server in PolicyLayer and add a rule for buyInFailMarket: 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 Futarchy MCP Server. Nothing to install.

What risk level is buyInFailMarket? +

buyInFailMarket is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit buyInFailMarket? +

Yes. Add a rate_limit block to the buyInFailMarket 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.

How do I block buyInFailMarket completely? +

Set action: deny in the PolicyLayer policy for buyInFailMarket. 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.

What MCP server provides buyInFailMarket? +

buyInFailMarket is provided by the Futarchy MCP Server MCP server (tanmay4l/futarchymcpserver). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.