git_commit · Notes MCP Server MCP: Risk & Policy

WHAT IT DOES

What git_commit does on Notes MCP Server

AI agents invoke git_commit to trigger actions in Notes MCP Server. 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 git_commit needs a policy

git_commit stages files and creates a git commit, which is an external VCS operation that modifies repository state and history. While it is technically reversible (commits can be reverted), it executes an external operation with side effects beyond simple data writes, and could be misused to commit arbitrary files or sensitive data.

From the tool's definition 'Stage files and create a commit' — triggers a git operation that modifies repository history

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

git_commit Rate-limited

git_commit 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": {
    "git_commit": {
      "limits": [
        {
          "counter": "git_commit_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 Notes MCP Server, so you can run agents against it safely.

FAQ

Questions about git_commit

What does the git_commit tool do? +

Stage files and create a commit. It is categorised as a Execute tool in the Notes MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on git_commit? +

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

What risk level is git_commit? +

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

Can I rate-limit git_commit? +

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

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

git_commit is provided by the Notes MCP Server MCP server (oleksiimikotkin/lesson16). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.