predict.wallet · MCP: Risk & Policy

WHAT IT DOES

What predict.wallet does on Mcp

AI agents use predict.wallet to commit financial operations through Mcp — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why predict.wallet needs a policy

This tool operates as a trader on Polymarket, a prediction market where real money (cryptocurrency) is staked on outcomes. Combined with the server's explicit pay-per-call settlement in USDC on blockchain networks, misuse could result in unauthorized financial commitments, trades, or loss of funds.

From the tool's definition 'A Polymarket trader' — Polymarket is a prediction market platform involving real financial trades; combined with 'pay-per-call tools settled in USDC on Base or Solana via x402' indicating real monetary transactions

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

predict.wallet Approval-gated

Any call to predict.wallet 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": {
    "predict.wallet": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about predict.wallet

What does the predict.wallet tool do? +

A Polymarket trader. It is categorised as a Financial tool in the Mcp MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on predict.wallet? +

Register the MCP server in PolicyLayer and add a rule for predict.wallet: 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 Mcp. Nothing to install.

What risk level is predict.wallet? +

predict.wallet 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 predict.wallet? +

Yes. Add a rate_limit block to the predict.wallet 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 predict.wallet completely? +

Set action: deny in the PolicyLayer policy for predict.wallet. 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 predict.wallet? +

predict.wallet is provided by the MCP server (@2sio/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.