// MCP TOOL REFERENCE

RUBE TOOLS

11 tools from the Rube MCP Server, categorised by risk level.

READ TOOLS

RUBE_FIND_RECIPE Find recipes using natural language search. Use this tool when: - User refers to a recipe by partial name, description, or keywords (e.g., "run my... 2/5 RUBE_GET_RECIPE_DETAILS Get the details of the existing recipe for a given recipe id. RUBE_GET_TOOL_SCHEMAS Retrieve input schemas for tools by slug. Returns complete parameter definitions required to execute each tool. Make sure to call this tool wheneve... RUBE_SEARCH_TOOLS MCP Server Info: COMPOSIO MCP connects 500+ apps—Slack, GitHub, Notion, Google Workspace (Gmail, Sheets, Drive, Calendar), Microsoft (Outlook, T... 2/5

WRITE TOOLS

RUBE_CREATE_UPDATE_RECIPE Convert executed workflow into a reusable notebook. Only use when workflow is complete or user explicitly requests. --- DESCRIPTION FORMAT (MARK... 3/5 RUBE_MANAGE_CONNECTIONS Create or manage connections to user's apps. Returns a branded authentication link that works for OAuth, API keys, and all other auth types. Call... 2/5 RUBE_MANAGE_RECIPE_SCHEDULE Manage scheduled recurring runs for recipes. Each recipe can have one schedule that runs indefinitely. Only recurring schedules are supported... 3/5

DESTRUCTIVE TOOLS

RUBE_REMOTE_WORKBENCH Process **REMOTE FILES** or script BULK TOOL EXECUTIONS using Python code IN A REMOTE SANDBOX. If you can see the data in chat, DON'T USE THIS T... 4/5

EXECUTE TOOLS

RUBE_EXECUTE_RECIPE Executes a Recipe 3/5 RUBE_MULTI_EXECUTE_TOOL Fast and parallel tool executor for tools and recipes discovered through RUBE_SEARCH_TOOLS. Use this tool to execute up to 50 tools in parallel ... 3/5 RUBE_REMOTE_BASH_TOOL Execute bash commands in a REMOTE sandbox for file operations, data processing, and system tasks. Essential for handling large tool responses sa... 4/5

// FAQ

How many tools does the Rube MCP server have? +

The Rube MCP server exposes 11 tools across 4 categories: Read, Write, Destructive, Execute.

How do I enforce policies on Rube tools? +

Use Intercept, the open-source MCP proxy. Write YAML rules for each tool — rate limits, argument validation, or deny rules — then run Intercept in front of the Rube server.

What risk categories do Rube tools fall into? +

Rube tools are categorised as Read (4), Write (3), Destructive (1), Execute (3). Each category has a recommended default policy.

Enforce policies on Rube

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept

github.com/policylayer/intercept →