finalize_market · Basis MCP Server MCP: Risk & Policy

WHAT IT DOES

What finalize_market does on Basis MCP Server

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

WHY IT NEEDS A POLICY

Why finalize_market needs a policy

This tool finalizes prediction market resolution, which triggers financial settlements and payouts to bettors. In a prediction market context, finalizing resolution determines winners and losers, directly committing financial obligations and distributing funds. This is irreversible and has direct financial consequences, placing it firmly in the Financial category.

From the tool's definition Finalize market resolution after challenge period

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

finalize_market Approval-gated

Any call to finalize_market 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": {
    "finalize_market": {
      "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 Basis MCP Server, so you can run agents against it safely.

FAQ

Questions about finalize_market

What does the finalize_market tool do? +

Finalize market resolution after challenge period. It is categorised as a Financial tool in the Basis MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on finalize_market? +

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

What risk level is finalize_market? +

finalize_market 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 finalize_market? +

Yes. Add a rate_limit block to the finalize_market 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 finalize_market completely? +

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

finalize_market is provided by the Basis MCP Server MCP server (launch-on-basis/mcp-ts). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.