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MCP server · Blockchain

Zn Gate

by · github.com/usezn/zn

Zero-trust prompt injection security gate & MCP server for AI agents (Cursor, Claude Code, Antigravity, OpenCode, Codex)

Unclaimed agent-securityai-agentsai-securityllm-guardrailsllm-securitylocal-firstmcpmcp-serverprompt-injectionprompt-injection-defenseprompt-injection-detectionrustsecurity
InstallView source
37Low

Scored 17 days ago · breakdown

About Zn Gate

Zn Gate is an MCP server published by usezn in the Blockchain category: zero-trust prompt injection security gate & MCP server for AI agents (Cursor, Claude Code, Antigravity, OpenCode, Codex).

The repository has 2 stars and 0 forks, with the last commit yesterday. Recent commit activity is the strongest signal that reported issues will get attention.

Install

Claude Code
claude mcp add zn-gate -- npx -y zn-gate
npx
npx -y zn-gate

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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Security checks

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Releases

v1.10.0zn-gate 1.10.0 · 16 Oct 2026zn-gate 1.10.0 adds an audit mode with SARIF output to the GitHub Action, makes the commands that only you may run harder for an AI agent to start, gives the right repair in `zn-gate check` and `zn-gate init` when the zn-gate plugin is…
v1.9.1zn-gate 1.9.1 · 16 Oct 2026zn-gate 1.9.1 finds more kinds of secrets with `zn-gate scan` and says what to do about each one, gives repairs that work in `zn-gate check` and `zn-gate init` (also after a Node.js version is removed), and closes ways an AI agent could…
v1.9.0zn-gate 1.9.0 · 16 Oct 2026zn-gate 1.9.0 makes `npx -y zn-gate init` the one command that sets up zn for the coding agents on your machine, and adds `zn-gate check` to show that zn stops your agent from reading a secret. Block messages for commands only you may run…
v1.8.2zn-gate 1.8.2 · 15 Oct 2026zn-gate 1.8.2 adds MCP tool annotations. Nothing else changes; the Python package moves to 1.8.2 to keep the versions in step. Update with `npm install -g zn-gate@1.8.2`. Added MCP tool annotations: every tool of the zn-gate and secrets…
v1.8.1zn-gate 1.8.1 · 15 Oct 2026If you use the zn-gate agent hooks with Claude Code, Codex CLI, Cursor or OpenCode, update.** This release reads Codex and OpenCode patches the way those agents read them, and makes the secret scrubber and several other checks run in…
Questions

About Zn Gate

How do I install Zn Gate?

Run claude mcp add zn-gate -- npx -y zn-gate, then add the server to your MCP client's configuration.

Is Zn Gate safe to use with an AI agent?

Its trust score is 37 out of 100 (low). Conduid hasn't run static security checks on this repository yet, so review the source yourself before granting it credentials. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Zn Gate still maintained?

Yes — the latest release is v1.10.0 (16 Oct 2026), and the last commit was yesterday. The repository has 2 stars and 1 open issues.