Uniswap V3 Price MCP Server

An MCP server that delivers real-time token prices from Uniswap V3 across multiple chains — optimized for AI agents and DeFi automation.

Features

• Supported Chains: Ethereum Mainnet (1), Polygon (137), Arbitrum (42161), Optimism (10).

• Token Price Fetching: Queries Uniswap V3 pools for token prices against USDT, USDC, or WETH (in that order) with automatic decimal and symbol retrieval.

• USD Conversion: Optional USD price conversion using CryptoCompare API for all quote tokens.

Related MCP server: mcp-untun

Prerequisites

• Node.js (v18 or higher recommended) and npm.

• Infura Account: Obtain an INFURA_PROJECT_ID with access to Ethereum, Polygon, Arbitrum, and Optimism (sign up at Infura).

Installation

1. Clone the repository:

   git clone https://github.com/kukapay/uniswap-price-mcp.git cd uniswap-price-mcp

2. Install dependencies:

   npm install

3. Client Configuration:

   { "mcpServers": { "Uniswap Price": { "command": "node", "args": ["path/to/uniswap-price-mcp/index.js"], "env": { "INFURA_PROJECT_ID": "your_infura_project_id" } } } }

   Replace your_infura_project_id with your Infura project ID.

Usage

Interact with the server using MCP-compatible clients.

Tools

getSupportedChains

Prompt:

Result:

getTokenPrice

Prompt:

Result:

Prompt:

Result:

License

This project is licensed under the MIT License. See the LICENSE file for details.