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MCP servers tagged llm-guardrails

27 live MCP servers tagged "llm-guardrails", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with llm-guardrails.

27
live servers
36
avg trust
71
most stars
1

Agentic Security

Agentic LLM Vulnerability Scanner / AI red teaming kit 🧪

64
2

Audit Tool

graygnatconsole

🛡️ Security audit CLI for Model Context Protocol (MCP) servers — scan AI agent configs for tool poisoning, rug pulls, hardcoded secrets, command injection & supply-chain risks. Pu…

★ 71
44
3

Cerbia

InditexTech

A modular threat detection library for AI and LLM pipelines. It provides language-agnostic guardrails through a configurable pipeline of loaders, multi-layer de-obfuscation, speci…

★ 31updated yesterday
39
4

LLM Shield Proxy

ninadphalak

Streaming privacy for LLM apps: pii-leak-benchmark (does your gateway leak PII in streams?), chunk-invariance (one-line test for split-boundary leaks), mcp-ssrf-check, and a self-…

★ 10updated 11 days ago
39
5

Baseline

A discipline layer for Claude Code. Hooks at every tool boundary, a workflow that runs from intake to commit, and a small constitution the agent cannot bypass.

39
6

Zn Gate

usezn

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

★ 2updated yesterday
37
7

Rea

Agentic governance layer for Claude Code — policy enforcement, hook-based safety gates, audit logging, and Codex-integrated adversarial review for AI-assisted projects

37
8

Execution State Preflight

Jang-woo-AnnaSoft

Move both the checklist and the verdict outside the model. Slot-based preconditions for irreversible tool calls — execution reads a verdict record, never a conditional.

★ 5updated yesterday
34
9

Macos Computer Use Kit

Sur-Cai

AX-first computer use for AI agents on macOS with optional Jev (TypeSafe System One) semantic guards: calibrated target/input judgments before an irreversible action, decisions ke…

★ 4updated 15 days ago
34
10

Artha

Multi-agent equity research crew (Google ADK) that writes balanced briefs and refuses financial advice by construction - deterministic prompt-injection guardrail, MCP tool server,…

★ 2
34
11

AI Security Platform

Bobcatsfan33

Control plane for enterprise AI security: inline runtime guardrails, automated red teaming with auto-remediation, AI asset posture (AI-SPM), and compliance governance. Python cont…

★ 2updated 2 months ago
34
12

Guard Layer

Lijithvmv

Runtime guardrails between an AI agent and its tools: scan what it reads, gate what it does, and track the session so a secret read earlier can't be exfiltrated later. Containment…

★ 2updated 17 days ago
34
13

Artha

sidhvik17

Multi-agent equity research crew (Google ADK) that writes balanced briefs and refuses financial advice by construction - deterministic prompt-injection guardrail, MCP tool server,…

★ 2updated 3 months ago
34
14

Agent Guardrails

Merge gates and safety checks for AI coding agents. Works with Claude Code, Cursor, Windsurf, Codex via MCP. Detect scope violations, missing tests, and risks before merge.

34
15

Zn

Zero-trust, bidirectional prompt injection & tool-poisoning security gate for AI agents.

34
16

Ephorate AI Governance And Monitoring

Open-source control plane for AI agent security & governance — runtime policy enforcement, tamper-evident audit, prompt-injection detection (SIEM/EDR) and compliance mapping (NIST…

34
17

Agentmoat

A security layer for AI agents: detects prompt injection, firewalls dangerous tool calls, scores inter-agent trust, and keeps a tamper-evident audit log. Works with the Anthropic…

34
18

Audit Gateway

MCP gateway: a governance and audit reverse-proxy that sits in front of any MCP server. Per-tool RBAC, multi-tenant isolation, PII redaction on tool results, tamper-evident audit…

34
19

Chaperone

Jai-Keshav-Sharma

Open-source AI agent security gate: deterministic ALLOW/BLOCK/ESCALATE authorization before every tool call, plain-English policy compilation, tamper-evident audit ledger. MCP sec…

34
20

Tulip Agents

tuliplabs-ai

The agent framework where the model never holds the trigger — every consequential action clears your policy first, waits for a human when it matters, and lands on a record you can…

updated a month ago
34
21

Lens Kit

mrhpython

Trainable 10-lens validation gate for AI-generated text. Outside-in: a separate model checks the output, fixed checks, inspectable findings, fail-closed. Apache-2.0 — own it and t…

34
22

Exogram SDK

Richard-Ewing

Python SDK for Exogram — the execution authority layer for autonomous AI. Evaluate, permit, and audit every AI agent action.

34
23

Proven Gate

Varshith-Kali

Deterministic provenance policy layer between LLM agents and their tools (including MCP) — blocks tool calls driven by untrusted data. No LLM, no network, fail-closed.

34
24

.github

Responsible-AI-Labs

Org profile and community health files for Responsible AI Labs. RAIL Score: LLM evaluation across 8 dimensions, guardrails, MCP server, red-teaming, and India DPDP / EU AI Act com…

updated 2 months ago
34
25

Agent Cordon

adibhatt1997

Zero-dependency prompt-injection and data-exfiltration firewall for LLM agents: scans untrusted text and outbound actions, sees through obfuscation, guards the MCP/tool boundary.

updated 3 months ago
34
26

Agent Kit

jobregisterlanguage90

Build a runtime for Claude Code with persistence, observability, and multi-process coordination for long-running AI agents

updated 6 days ago
34
27

Thelyceum 22

No description published.

30
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