VepClin-MCP
A terminal-based bioinformatics CLI chat tool that integrates Ensembl VEP, NCBI ClinVar, an MCP server layer, and OpenRouter's NVIDIA Nemotron 3 Ultra model to provide variant consequence and clinical significance lookups with clear summaries in a Rich-powered CLI.
README
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VepClin-MCP
VepClin-MCP is a terminal-based bioinformatics CLI chat tool that integrates Ensembl VEP, NCBI ClinVar, an MCP server layer, and OpenRouter's NVIDIA Nemotron 3 Ultra model to look up variant consequences and clinical significance, presenting the results as clear, readable summaries in a Rich-powered CLI.
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<img width="1217" height="720" alt="VepClin-MCP GIF" src="https://github.com/user-attachments/assets/d8ecaafd-b4d8-43cc-96ea-d32487fade65" /> </br> </br>
The CLI uses a Gruvbox-styled Rich interface with persistent conversation history. Ask follow-up questions in the same session, use /clear to reset context, /help for input tips, and /exit to quit.
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Quick Install
Windows PowerShell
python -m venv .venv
.venv\Scripts\Activate.ps1
python -m pip install git+https://github.com/shivankvirdi/VepClin-MCP.git
macOS / Linux
python3 -m venv .venv
source .venv/bin/activate
python -m pip install git+https://github.com/shivankvirdi/VepClin-MCP.git
Create a .env file in the folder where you will run VepClin
Windows PowerShell:
Set-Content -Path .env -Value "OPENROUTER_API_KEY=sk-or..."
macOS / Linux:
printf "OPENROUTER_API_KEY=sk-or...\n" > .env
Fill with your OpenRouter API key. VepClin also checks OPENROUTER_API_KEY if it is already set as an environment variable.
Install from Source
Follow .env.example and add your API key to VepClin-MCP/.env in the repo root.
Windows PowerShell
git clone https://github.com/shivankvirdi/VepClin-MCP.git
cd VepClin-MCP
python -m venv .venv
.venv\Scripts\Activate.ps1
python -m pip install -e .
Copy-Item .env.example .env
macOS / Linux
git clone https://github.com/shivankvirdi/VepClin-MCP.git
cd VepClin-MCP
python3 -m venv .venv
source .venv/bin/activate
python -m pip install -e .
cp .env.example .env
Running VepClin-MCP
Run the terminal chat CLI:
vepclin
Running only MCP server
Most users don't need this. The vepclin chat CLI starts and uses the MCP tools automatically.
vepclin-server
If you installed from source, you can also run the server directly:
python backend/mcp_server.py
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