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MCP servers tagged guardrails
304 live MCP servers tagged "guardrails", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with guardrails.
Contenox V0
An agent server. Agents, tools and models declared in files; every action checked against your policy before it runs. Any LLM, on your machine, Apache-2.0.
CodeOrion
MCP server for AI coding agents (Claude Code, Cursor, Cline, etc.): verify packages before installing, assess MCP servers before adding them, scan for secrets, audit agent configs…
Trustmodel
Score any AI for trust — Eval, Monitor, Govern. 10 trust dimensions, one free API key (5 credits / $500).
Bonklm
MCP SDK connector for BonkLM
Rh
Client-side tooling for a Robinhood Trading MCP connection: enumerate and diff the live tool surface, and enforce policy guardrails on agent-initiated writes before they leave you…
Cordon
A prompt-injection firewall for AI agents, with no AI inside: your agent reads anything and takes orders only from you. For Claude Code, Gemini CLI, MCP hosts and LangChain. | Фай…
Razoragent
RazorAgent by Resence — Bounded Model Context Protocol (MCP) Commerce & Settlement Gateway for Autonomous AI Buyers
Sun2agent
Open-source AI agent CLI with native MCP support, Human-in-the-Loop approval, 5-layer security guardrails, and optional Docker sandboxing.
Proxy Guard
Sub-35µs security proxy and credential scrubber for Model Context Protocol (MCP) servers in Claude Desktop, Cursor, and Windsurf.
Valet
Database guardrails for AI agents — a PostgreSQL proxy that owns the credentials
Rea
Agentic governance layer for Claude Code — policy enforcement, hook-based safety gates, audit logging, and Codex-integrated adversarial review for AI-assisted projects
Nominee
Decision-bound Model Context Protocol tool handlers for governed AI agents
Border Patrol
A policy-enforcing MCP gateway: one MCP server that proxies all your others and blocks dangerous tool calls
Chronomcp
Transactional guard proxy for MCP agents: impact diff, human approval gate, saga compensation, hash-chained audit log.
Policy Interceptor
A lightweight governance and policy interception layer for MCP servers.
Agenticdome SDK
Official TypeScript SDK for the AgenticDome action firewall, runtime guardrails, tool authorization, trust, A2A, and MCP APIs
Guardrail
A firewall for AI agent tool calls. Wrap any MCP server in one command and block dangerous actions before they execute.
Taintgate
🚧 A policy gate for AI agent tool calls, with provenance tracking. Blocks what prompt-injection classifiers miss: where an instruction came from.
Plan Forge
Forge rough ideas into drift-proof execution contracts for AI coding agents. 6-step pipeline, 16 agents, 8 skills, lifecycle hooks, 5 tech presets.
Dvara
AI Governance Platform - LLM Gateway, MCP Gateway, A2A Gateway.
Jev Style
Small, calibrated decision models on your own machine: systemone-compatible local server, 6 agent skills, Claude Code guard, MCP tools. Weights on Hugging Face.
Relayops
Production-shaped control plane for AI support agents: scoped routing, policy broker, tool boundaries, approval queue, replay verification, audit traces, and human handoff. Protot…
Repoguard
The Architecture Guardian for AI-assisted code. Generate strict .cursorrules and audit PRs.
Cordon
A prompt-injection firewall for AI agents, with no AI inside: your agent reads anything and takes orders only from you. For Claude Code, Gemini CLI, MCP hosts and LangChain. | Фай…
ShieldMCP
Transparent MCP security proxy: tool metadata integrity, call validation, and response analysis. Apache-2.0.
Langchain Learning
LangChain v1 Python notebooks with detailed explanations and hands-on implementations. Walkthrough LangChain concepts, LLMs, prompt engineering, structured output, provider and to…
Redstamp
own your agent security — a deterministic, offline firewall for AI agent tool calls. Blocks secret exfil, prompt injection and destructive commands before they run; same call, sam…
Prompt Catalog
An open-source, community-driven library of structured prompts and guardrails for AI-assisted software development — from requirements to production.
Ask Bigquery
Minimal, read-only BigQuery MCP server with explicit guardrails: dry-run checked SELECT only, dataset allowlist, cost cap. stdio or private Cloud Run.
Guard
🛡️ Ultra-fast local security firewall, secret sanitizer, and context token compressor for Claude Code, Cursor, and MCP AI agents.
Vector Rules
The model measures, your rules decide — and prove it. Vector math as a first-class operand in a deterministic Rete engine: policy lives in Git, every decision returns a proof tree…
KairoCode
Terminal AI Coding Agent prototype with Agent Loop, MCP tools, permission guardrails, memory, and multi-agent collaboration.
DeeplyAgentic
Building smart, scalable AI agent systems. Harness AI. Reclaim Time. Amplify Impact.
Unleash An Agent Watch It Burn
Give an AI agent the keys to a real Kubernetes platform and watch it burn, then turn on the CNCF and agent-specific guardrails that stop it. Hands-on security workshop from AI Eng…
Atlas Agentic Rag
ATLAS: Agentic RAG as one coherent system — hybrid search + reranking + knowledge graph, tool-calling over MCP, multi-model routing, guardrails, and a real eval harness. Runs full…
Agentguards Plugins
Official AgentGuards plugin marketplace — LLM security guardrails for AI coding agents (Claude Code + OpenAI Codex): jailbreak/prompt-injection detection, web-content scanning, da…
Diplomat Gate
Runtime approval gates for AI agent tool calls. Intercept payments and emails before execution
AI Security Platform
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…
Limitrum
Policy kernel for autonomous AI agents.
Actiongate Jev
Runtime authorization and guardrails for AI-agent tool calls with deterministic policy and TypeSafe Jev via OpenRouter.
Jev Agent Kit
jevkit: fast typed decisions for agents. CLI and MCP tools (route, triage, guard, grep, rank, compact, judge) on TypeSafe Jev. Zero dependencies.
Jev Engineering
The decision layer for AI agents. Typed, calibrated decisions in ~400ms for two hundredths of a cent: gate tool calls, route models, rank options. With the 300-call injection test…
Common Sense Skill
One file. 9 questions. Stops AI agents from doing the obviously-wrong thing. MIT. Works with Claude Code, Codex, Cursor, OpenClaw.
Jev Compactor
Context compaction and safety gating for AI agents via TypeSafe Jev: keeps messages verbatim, no summarization. OpenAI, Anthropic, LangChain, CLI, MCP.
Guard Layer
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…
AI Agent Firewall
Local-first security firewall for autonomous AI coding agents — intercepts, risk-scores, and human-approves every tool call (Claude Code / Codex / Cursor / Cline). Apache-2.0.
Goop Shield Community
Runtime defense for AI agents. 24 inline defenses, 3 output scanners, MCP server, framework adapters.
Security Gate X402
The Zero-Trust Safety & Settlement Rail for Autonomous AI Agents. Sub-10ms deterministic guardrails, key leak defense, and cryptographic Proof-of-Safety attestations via x402 on B…
Tack Guard
Runtime risk scoring for AI agent tool calls. Catch privilege escalation, baseline deviations & exfiltration inline, under 1ms, zero deps, no LLM.
Gatekeeper
Human-approved bridge between AI agents and your database through Beekeeper Studio.