git_diff_unstaged

A read tool on the GitHub MCP server.

SERVERGitHub SOURCEoci:ghcr.io/aifity/omnigit-mcp:0.5.0

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-aifity-omnigit-mcp/git-diff-unstaged.md

WHAT IT DOES

What git_diff_unstaged does on GitHub

AI agents call git_diff_unstaged to retrieve information from GitHub without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why git_diff_unstaged is rated Low

This tool queries git's staging area to show what has changed since the last commit. It performs no side effects, does not execute code, create/modify/delete data, or trigger workflows. It is purely informational, making it a Read category risk with low severity.

From the tool's definition Tool name 'git_diff_unstaged' and description 'Git diff unstaged' indicate retrieval of uncommitted changes. The 'diff' command is a read operation that displays differences without modifying files or triggering external actions.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs git_diff_unstaged safely

PolicyLayer is an MCP gateway: it sits between your AI agents and GitHub, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For git_diff_unstaged, this is the rule to start with:

git_diff_unstaged Allowed

git_diff_unstaged is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "git_diff_unstaged": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect GitHub, apply this rule, and every git_diff_unstaged call is checked against it from then on.

FAQ

Questions about git_diff_unstaged

What does the git_diff_unstaged tool do? +

git_diff_unstaged is a read tool on the GitHub MCP server. It is categorised as a Read tool in the GitHub MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on git_diff_unstaged? +

Register the GitHub MCP server in PolicyLayer and add a rule for git_diff_unstaged: 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 GitHub. Nothing to install.

What risk level is git_diff_unstaged? +

git_diff_unstaged is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit git_diff_unstaged? +

Yes. Add a rate_limit block to the git_diff_unstaged 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_diff_unstaged completely? +

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

git_diff_unstaged is provided by the GitHub MCP server (oci:ghcr.io/aifity/omnigit-mcp:0.5.0). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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