MCP Tool Builder
About
An MCP server that allows LLMs to dynamically create new tools through MCP clients like Claude Desktop.
Details
- Author
- hanweg
- Categories
- Developer Tools, AI
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Setup
Install MCP Tool Builder in your MCP client (Claude Desktop, Cursor, Windsurf, and others).
Repository: https://github.com/hanweg/mcp-tool-builder
Follow the installation instructions in the repository README, then restart your MCP client.
An MCP server that allows LLMs to dynamically create new tools through MCP clients like Claude Desktop.
WORK IN PROGRESS - USE WITH CAUTION - Windows
An MCP server that empowers LLMs to dynamically create new tools through MCP clients such as Claude Desktop.
- Create new tools by describing them in natural language
- Requires client restart to use new tools (Claude Desktop)
- get_bitcoin_price: Fetches current Bitcoin price from CoinGecko
- get_weather_forecast: Gets weather for US ZIP codes (uses geopy)
Use the create_tool command in Claude Desktop (or suggest strongly!!) to create new tools dynamically
- Clone this repository
- Install dependencies:
cd mcp-tool-builder uv venv .venv\Scripts\activate uv pip install -e .
{ "mcpServers": { "tool-builder": { "command": "uv", "args": [ "--directory", "PATH_TO\\mcp-tool-builder", "run", "tool-builder" ] } } }
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