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roblox-studio-mcp

roblox-studio-mcp

by iknouee
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Roblox Studio MCP Bridge

Connect Kiro (or any MCP-compatible AI assistant) directly to Roblox Studio. Create, read, update, and delete scripts, list instances, execute Luau code, and inspect properties — all through natural language.

Architecture

┌─────────┐       stdio        ┌────────────┐      HTTP       ┌─────────────────┐
│  Kiro   │ ◄──────────────► │  MCP Server │ ◄────────────► │  Relay Server    │
│  (AI)   │                    │  (index.js) │                 │  (relay-server)  │
└─────────┘                    └────────────┘                  └────────┬────────┘
                                                                        │
                                                                   HTTP polling
                                                                        │
                                                               ┌────────▼────────┐
                                                               │  Roblox Studio   │
                                                               │  Plugin (Lua)    │
                                                               └─────────────────┘

Related MCP server: robloxstudio-mcp

Quick Start

# 1. Clone and install
git clone https://github.com/iknouee/roblox-studio-mcp.git
cd roblox-studio-mcp
npm install

# 2. Copy plugin to Roblox Studio plugins folder
# Windows: copy plugin\KiroMCPBridge.server.lua "%LOCALAPPDATA%\Roblox\Plugins\"
# Mac:     cp plugin/KiroMCPBridge.server.lua ~/Documents/Roblox/Plugins/

# 3. Enable HTTP Requests in Studio (Game Settings → Security → Allow HTTP Requests)

# 4. Start the relay server
npm run relay

# 5. Open Roblox Studio — plugin auto-connects!

Available Tools

Tool

Description

create_script

Create a Script, LocalScript, or ModuleScript

read_script

Read the source code of any script

update_script

Update an existing script's source code

delete_script

Delete a script instance

list_instances

List children of any instance (optional recursion)

execute_luau

Run arbitrary Luau code in Studio's plugin context

get_properties

Read properties of any instance

Instance Paths

Scripts and instances are referenced using dot notation:

ServerScriptService.MyScript
ReplicatedStorage.Modules.Utils
Workspace.Map.SpawnPoints
StarterPlayer.StarterPlayerScripts.CameraController
StarterGui.MainUI.Frame.Button

Troubleshooting

Problem

Fix

"Timeout waiting for Studio"

Make sure Studio is open AND relay server is running

Plugin not in toolbar

Re-copy the .lua file and restart Studio

"HTTP Requests are not enabled"

Game Settings → Security → Allow HTTP Requests = ON

npm install fails

Make sure Node.js 18+ is installed

Port 3001 in use

RELAY_PORT=3002 npm run relay

License

MIT

This server cannot be deployed

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