check_completion · Ai Mcp Terminal MCP: Risk & Policy

WHAT IT DOES

What check_completion does on Ai Mcp Terminal

AI agents invoke check_completion to trigger actions in Ai Mcp Terminal. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why check_completion needs a policy

The description is empty, so classification is based on context. This tool lives on a multi-threaded terminal management server alongside execution-related tools. 'check_completion' likely polls or checks the status of an ongoing command or batch execution. It may trigger state changes or retrieve execution results.

From the tool's definition Tool name 'check_completion' on a terminal management server with sibling tools like execute_command, execute_batch, execute_workflow

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

check_completion Rate-limited

check_completion stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "check_completion": {
      "limits": [
        {
          "counter": "check_completion_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about check_completion

What does the check_completion tool do? +

check_completion. It is categorised as a Execute tool in the Ai Mcp Terminal MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on check_completion? +

Register the Ai Mcp Terminal MCP server in PolicyLayer and add a rule for check_completion: 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 Ai Mcp Terminal. Nothing to install.

What risk level is check_completion? +

check_completion is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit check_completion? +

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

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

check_completion is provided by the Ai Mcp Terminal MCP server (kanniganfan/ai-mcp-terminal). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.