About
A simple implementation of an MCP tool server/agent
README
A minimal demo of an MCP tool server (weather + greetings) and a LangChain agent that calls those tools.
Features
- MCP server built with
fastmcp - Two example tools
/get_today_weather→ summary string/greet→ “Hello”
- LangChain agent that auto-discovers and calls the tools
Quick start
git clone https://github.com/<you>/weather-hello-agent.git
cd weather-hello-agent
python -m venv .venv && source .venv/bin/activate
pip install -r requirements.txt
cp .env.example .env # put your keys here
python -m weatherhello.basic_server & # run in background
python -m weatherhello.basic_agent # talk to the agent
Support me
Buy me a coffee at https://coff.ee/josjen
Installing Weather Hello Agent
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/josjen/weather-hello-agentFAQ
Is Weather Hello Agent MCP free?
Yes, Weather Hello Agent MCP is free — one-click install via Unyly at no cost.
Does Weather Hello Agent need an API key?
No, Weather Hello Agent runs without API keys or environment variables.
Is Weather Hello Agent hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Weather Hello Agent in Claude Desktop, Claude Code or Cursor?
Open Weather Hello Agent on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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