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Vinkius

Tool Permission Boundary Enforcer Connector for AI agents.

3 live capabilities

Enforce strict security boundaries for agent capability execution

Live agent request Tool Permission Boundary Enforcer / Connector

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AI Agent

Why people use Tool Permission Boundary Enforcer

Stop agent overreach with capability Permission Boundary Enforcer security

With this MCP, you stop guessing. You move the security from the 'instruction' layer to the 'execution' layer. Instead of asking the agent to be good, you make it impossible for the agent to be bad by enforcing a deterministic permission matrix that your client checks before every single capability call.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • Visual Studio Code
  • Windsurf

What Vinkius changes

That it turns loose AI instructions into hard, enforceable security boundaries.

Use it from Claude, ChatGPT, Cursor or another AI client you already have.

One account · 6,100+ Connectors

  1. Real-world use case 01

    Preventing accidental file overwrites

    A developer asks an agent to update a config file, but the agent tries to write to a system directory.

  2. Real-world use case 02

    Restricting API access

    An agent is tasked with fetching weather data, but tries to call a sensitive internal API.

  3. Real-world use case 03

    Sandboxing autonomous coding agents

    You let an agent write code in a local folder.

Complete set · 3capabilities

The complete Tool Permission Boundary Enforcer capability set.

These are the exact actions your AI can choose when you ask it to work with Tool Permission Boundary Enforcer.

Capability set01 / 01

01—03

3 capabilities in this set.

Part of 3 available through Tool Permission Boundary Enforcer.

  1. 01 Capability

    Check permission

    Checks if a specific capability operation is allowed under your current security rules. It prevents unauthorized actions by validating them against the permission matrix.

  2. 02 Capability

    List boundaries

    Shows you all the active permission rules currently being enforced. Use this to audit what your agent is permitted to do.

  3. 03 Capability

    Validate resource pattern

    Tests a file path or URL against your defined regex patterns. It's a way to pre-verify if a resource is within the allowed boundary.

Set up in minutes

One URL. Then ask Tool Permission Boundary Enforcer to work.

Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use Tool Permission Boundary Enforcer from the conversation.

Choose your client

Live preview
Advanced clients IDE · CLI

Claude · Web + desktop

Official guide ↗

Connector URL · ready to paste

Streamable HTTP
https://edge.vinkius.com/vk_preview_GVlIoKIoNH1tQbGGKEnb5jAQ4QFvgGdB2BZv3GPD/mcp
  1. Step 01

    Open Connectors

    In Claude Web or Claude Desktop, open Settings and choose Connectors.

  2. Step 02

    Add the URL

    Choose Add custom connector, name it Tool Permission Boundary Enforcer, and paste the URL above.

  3. Step 03

    Turn it on in chat

    Select +, open Connectors, and enable Tool Permission Boundary Enforcer for the conversation.

Where the request belongs

Work Tool Permission Boundary Enforcer can move forward.

Built around the request

This is for developers and security engineers who need to deploy autonomous agents in production environments without risking system-wide compromise.

01

DevOps Engineer

Securing automated deployment scripts and CI/CD agents that need limited access to infrastructure.

02

Security Researcher

Testing the safety and boundary-compliance of new LLM-based autonomous agents.

03

Software Architect

Designing sandboxed environments where AI agents can interact with local files and APIs safely.

Bring your own AI

Change the model, client or framework. Keep Tool Permission Boundary Enforcer connected.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • VS Code
  • Windsurf
  • ZCode
  • Cline
  • Zed
  • Continue
  • Kiro
  • Roo Code
  • Zencoder
  • Goose
  • Void
  • Augment Code
  • Amp
  • Qodo
  • Tabnine
  • Pieces
  • Sourcegraph Cody
  • JetBrains
  • Warp
  • Amazon Q
  • Antigravity
  • BoltAI
  • Raycast
  • Jan
  • LM Studio
  • AnythingLLM
  • Open WebUI
  • Msty
  • Cherry Studio
  • LibreChat
  • TypingMind
  • Chorus
  • 5ire
  • n8n
  • LangChain
  • LlamaIndex
  • CrewAI
  • Vercel AI SDK

Before you connect

Questions about Tool Permission Boundary Enforcer.

The practical details behind the request, access and result.

How does the Capability Permission Boundary Enforcer protect my files?

It creates a strict rulebook that your AI client checks before any file-writing or reading capability is used. If a path isn't on the approved list, the action is blocked.

Can I use the Capability Permission Boundary Enforcer with Claude or Cursor?

Yes, as long as you are using an MCP-compatible client like Claude, Cursor, or Windsurf, you can connect this to enforce security rules.

Will this MCP slow down my agent's response time?

The security checks are designed to be extremely fast and happen locally, so you won't notice a meaningful delay in your agent's workflow.

How do I know if my agent tried to break a rule?

The MCP prevents the action from happening in the first place. Your agent will receive a failure message indicating that the requested operation violated the established permission boundaries.

Does the Capability Permission Boundary Enforcer work for network security?

Yes, you can define specific URL patterns and domains that your agent is allowed to access, preventing it from hitting unauthorized websites.

How does the enforcer prevent unauthorized capability access?

It uses check_permission to validate every requested operation against a predefined permission matrix. If the operation or the target resource does not match the allowed patterns, the request is blocked.

Can I see what capabilities are currently restricted?

Yes, you can use the list_boundaries capability to retrieve the current active permission boundaries and inspect the allowed operations and patterns.

How do I test a path before using it?

You can use validate_resource_pattern to test a specific resource string against the regex or exact match rules of a capability/operation pair without actually executing the capability.

One connection away

Give your agent a direct line to Tool Permission Boundary Enforcer.

Connect Tool Permission Boundary Enforcer once. Keep it beside 6,100+ managed Connectors when the next task needs more.

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