Cerbos MCP Server for ClineGive Cline instant access to 6 tools to Authzen Evaluation, Authzen Evaluations, Check Resources, and more

Name: Cerbos
Price: 29 USD
Availability: InStock
Rating: 4.9 (1 reviews)
Author: Vinkius

GDPR Free for Subscribers

Cline is an autonomous AI coding agent inside VS Code that plans, executes, and iterates on tasks. Wire Cerbos through Vinkius and Cline gains direct access to every tool. from data retrieval to workflow automation. without leaving the terminal.

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The Cerbos MCP Server for Cline is a standout in the Developer Tools category — giving your AI agent 6 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

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Classic Setup·json

{
  "mcpServers": {
    "cerbos": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

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IAMAccess control

EU AI ActCompliant

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Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Cerbos MCP Server

Connect your Cerbos instance to any AI agent to manage complex authorization policies through natural language conversation.

Cline operates autonomously inside VS Code. it reads your codebase, plans a strategy, and executes multi-step tasks including Cerbos tool calls without waiting for prompts between steps. Connect 6 tools through Vinkius and Cline can fetch data, generate code, and commit changes in a single autonomous run.

What you can do

Permission Evaluation — Use check_resources to instantly verify if a principal can perform specific actions on resources based on your policies.
Query Planning — Generate AST-based query plans with plan_resources to filter database results according to user permissions.
AuthZEN Compliance — Leverage standardized access requests using authzen_evaluation and authzen_evaluations tools.
System Monitoring — Check instance health and build metadata using get_server_info and get_authzen_config.

The Cerbos MCP Server exposes 6 tools through the Vinkius. Connect it to Cline in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 6 Cerbos tools available for Cline

When Cline connects to Cerbos through Vinkius, your AI agent gets direct access to every tool listed below — spanning authorization, rbac, abac, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

authzen

Authzen evaluation on Cerbos

Single action evaluation using the AuthZEN entity model

authzen

Authzen evaluations on Cerbos

Supports execute_all, deny_on_first_deny, and permit_on_first_permit semantics. Batch evaluation of multiple access requests using AuthZEN

check

Check resources on Cerbos

This is a read-only evaluation. Evaluates permissions for a principal on a set of resources

get

Get authzen config on Cerbos

Returns endpoint URLs for the AuthZEN APIs

get

Get server info on Cerbos

Returns the version and build details of the Cerbos instance

plan

Plan resources on Cerbos

Produces a query plan for obtaining a list of resources a principal is allowed to access

Connect Cerbos to Cline via MCP

Follow these steps to wire Cerbos into Cline. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

Open Cline MCP Settings

Click the MCP Servers icon in the Cline sidebar panel

Add remote server

Click "Add MCP Server" and paste the configuration above

Enable the server

Toggle the server switch to ON

Start using Cerbos

Ask Cline: "Using Cerbos, help me...". 6 tools available

Why Use Cline with the Cerbos MCP Server

Cline provides unique advantages when paired with Cerbos through the Model Context Protocol.

Cline operates autonomously. it reads your codebase, plans a strategy, and executes multi-step tasks including MCP tool calls without step-by-step prompts

Runs inside VS Code, so you get MCP tool access alongside your existing extensions, terminal, and version control in a single window

Cline can create, edit, and delete files based on MCP tool responses, enabling end-to-end automation from data retrieval to code generation

Transparent execution: every tool call and file change is shown in Cline's activity log for full visibility and approval before committing

Cerbos + Cline Use Cases

Practical scenarios where Cline combined with the Cerbos MCP Server delivers measurable value.

Autonomous feature building: tell Cline to fetch data from Cerbos and scaffold a complete module with types, handlers, and tests

Codebase refactoring: use Cerbos tools to validate live data while Cline restructures your code to match updated schemas

Automated testing: Cline fetches real responses from Cerbos and generates snapshot tests or mocks based on actual payloads

Incident response: query Cerbos for real-time status and let Cline generate hotfix patches based on the findings

Example Prompts for Cerbos in Cline

Ready-to-use prompts you can give your Cline agent to start working with Cerbos immediately.

"Check if principal 'user_123' with role 'editor' can 'edit' resource 'document:abc'."

"Generate a query plan for 'view' action on 'expense' resources for principal 'manager'."

"Show me the Cerbos server build details."

Troubleshooting Cerbos MCP Server with Cline

Common issues when connecting Cerbos to Cline through Vinkius, and how to resolve them.

Server shows error in sidebar

Click the server name to see logs. Verify the URL and token are correct.

Cerbos + Cline FAQ

Common questions about integrating Cerbos MCP Server with Cline.

How does Cline connect to MCP servers?

Cline reads MCP server configurations from its settings panel in VS Code. Add the server URL and Cline discovers all available tools on initialization.

Can Cline run MCP tools without approval?

By default, Cline asks for confirmation before executing tool calls. You can configure auto-approval rules for trusted servers in the settings.

Does Cline support multiple MCP servers at once?

Yes. Configure as many servers as needed. Cline can use tools from different servers within the same autonomous task execution.

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