Question 1

What is Vibe Blocks MCP?

Accepted Answer

Vibe Blocks MCP connects Roblox Studio to AI coding editors via the Model Context Protocol (MCP), enabling AI-assisted game development.

Question 2

What is MCP (Model Context Protocol)?

Accepted Answer

MCP is an open protocol standardizing how applications provide context to LLMs, allowing AI models to interact with external data sources and tools.

Question 3

What are the prerequisites for using Vibe Blocks MCP?

Accepted Answer

You need Python >= 3.10, `uv` package manager, Roblox Studio, and optionally, a Roblox API Key for Open Cloud features.

Question 4

How do I install the Companion Plugin in Roblox Studio?

Accepted Answer

Install Rojo, build the plugin, and move the generated `.rbxm` file into your Roblox Studio plugins folder.

Question 5

How do I connect my MCP client (e.g., Cursor) to Vibe Blocks MCP?

Accepted Answer

Configure your MCP client with the SSE URL: `http://localhost:8000/sse`.

Question 6

What if the Python server is not starting?

Accepted Answer

Verify Python and `uv` installation, check the terminal for error messages, and ensure dependencies are installed.

Question 7

What if the Companion Plugin is not connecting?

Accepted Answer

Confirm the Python server is running, double-check the `SERVER_URL` in the Lua plugin script, and check Studio's Output window for errors.

Question 8

What can I do with the Studio Plugin Tools?

Accepted Answer

You can manipulate the Studio scene, inspect objects, create/edit/delete scripts, control the environment, spawn NPCs, play animations, execute Luau code, and more.

Question 9

What can I do with the Open Cloud API Tools?

Accepted Answer

You can execute Luau code in the cloud, manage DataStores, upload assets, publish places, and more (requires API Key).

Question 10

Do I need an API Key to use Vibe Blocks MCP?

Accepted Answer

An API key is only needed if you plan to use the Open Cloud API Tools.

Question 11

Where can I find my Roblox API Key, Universe ID, and Place ID?

Accepted Answer

You can find them in the Roblox Creator Dashboard under Credentials.

Question 12

What should I do if the Cloud Tools are failing?

Accepted Answer

Verify the `.env` file is configured with valid credentials and that your API key has the necessary permissions.

Question 13

Can I use Vibe Blocks MCP with other AI coding editors besides Cursor and Windsurf?

Accepted Answer

Yes, you can use it with any AI client that supports the Model Context Protocol (MCP) via Server-Sent Events (SSE).

Question 14

Where can I find the Vibe Blocks MCP repository?

Accepted Answer

You can find it on GitHub.

Question 15

How do I update the plugin to the latest version?

Accepted Answer

Pull the latest changes from the GitHub repository and rebuild the plugin using Rojo.

Question 16

Is Vibe Blocks MCP free to use?

Accepted Answer

Yes, Vibe Blocks MCP is an open-source project and is free to use.

Vibe Blocks for Roblox Studio

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