Oso Cloud MCP Server
Understand, develop, and debug authorization policies in Oso Cloud.
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Overview
> Integrate your local LLM setup with Oso Cloud APIs via our MCP server. develop a better understanding of your policy use natural language to ask authorization-related questions debug why an authorization decision does not match what you expect Don't have the CLI installed or don't want to manually add the configuration? No worries - download the following DXT file and double-click to automatically install the Oso MCP Server into Claude Desktop or other AI clients that accept DXTs. The following installation methods assume you have already installed and set up the CLI (version >=0.33.0).
Installation
Installation instructions are not available yet.
Configuration
{
"mcpServers": {
"oso": {
"command": "oso-cloud",
"args": ["experimental", "mcp"],
"env": {
"OSO_URL": "http://localhost:8080",
"OSO_AUTH": "e_0123456789_12345_osotesttoken01xiIn"
}
}Capabilities
- Get your authorization policy
Retrieve the current policy to review or diagram its rules using `get_policy`.
- Check a specific permission
Ask whether an actor can perform an action on a resource with `authorize`.
- Inspect all facts
List every fact stored in your Oso Cloud environment with `get_facts`.
- Query facts by pattern
Find facts matching a particular actor, resource, or relation using fact query tools.
- Run policy tests
Execute your existing test suite to verify policy behavior with `run_tests`.
- Modify local dev data
Update policy, add facts, delete facts, or clear all data on a local dev server.
Tags
- debugging
- development
- documentation
- document
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