Infura

Infura

deflang

Connects to Ethereum and Polygon blockchains through Infura's APIs to query blockchain data like balances, transactions, blocks, and smart contracts. Supports both read-only queries and transaction broadcasting with 35+ available tools.

Provides access to Ethereum and Polygon blockchain data through Infura's JSON-RPC APIs, offering 35+ tools for querying balances, transactions, blocks, gas prices, and smart contract data with support for both read-only operations and raw transaction broadcasting.

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What it does

  • Query account balances and transaction history
  • Retrieve block data and transaction receipts
  • Get gas prices and fee estimates
  • Access smart contract code and storage
  • Broadcast raw transactions to the network
  • Pull blockchain logs and event data

Best for

DApp developers building on Ethereum/PolygonBlockchain data analysis and monitoringSmart contract interaction and debuggingTransaction tracking and wallet applications
35+ blockchain query toolsSupports Ethereum and Polygon networksWrite tools disabled by default for safety

About Infura

Infura is a community-built MCP server published by deflang that provides AI assistants with tools and capabilities via the Model Context Protocol. Infura: fast, reliable Polygon & Ethereum JSON-RPC APIs — 35+ tools to query balances, transactions, blocks, gas prices, It is categorized under developer tools.

How to install

You can install Infura in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.

License

Infura is released under the MIT license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.

infura-mcp 🌱

GitHub stars PyPI version Build Status License

Natural language → Ethereum on-chain data, instantly.

infura-mcp is a MCP server that lets developers query Ethereum blockchain data using Infura APIs

⭐ If you find infura-mcp useful, please star this repo! Your support is crucial for our growth and helps us improve faster.

This project is not sponsored or supported by Infura in any way.


Develop

  1. Install the dependencies
npm install
  1. Start the development server
npm run dev

Available Tools

Note :

  1. All the read only tools are prefixed with get while remaining are write tools.
  2. write tools are disabled by default but can be enabled by setting WRITE_TOOLS_ENABLED=true in the env

The following tools are available in infura-mcp.

  • eth_get_accounts
  • eth_get_balance
  • eth_get_blob_base_fee
  • eth_get_block_by_hash
  • eth_get_block_by_number
  • eth_get_block_number
  • eth_get_block_receipts
  • eth_get_block_transaction_count_by_hash
  • eth_get_block_transaction_count_by_number
  • eth_get_code
  • eth_get_fee_history
  • eth_get_gas_estimate
  • eth_get_gas_price
  • eth_get_logs
  • eth_get_proof
  • eth_get_storage_at
  • eth_get_transaction_by_block_hash_and_index
  • eth_get_transaction_by_block_number_and_index
  • eth_get_transaction_by_hash
  • eth_get_transaction_count
  • eth_get_transaction_receipt
  • eth_get_uncle_by_block_hash_and_index
  • eth_get_uncle_by_block_number_and_index
  • eth_get_uncle_count_by_block_hash
  • eth_get_uncle_count_by_block_number
  • eth_get_work
  • eth_get_hashrate
  • eth_max_priority_fee_per_gas
  • eth_get_mining_status
  • eth_get_protocol_version
  • eth_send_raw_transaction
  • eth_get_simulated_transactions
  • eth_submit_work
  • eth_get_sync_status
  • eth_get_web3_client_version

Server description

  • ✅ HTTP streaming support
  • ✅ Docker containerization

Usage with Claude Desktop

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": [
        "-y",
        "infura-mcp"
      ],
      "env": {
        "INFURA_API_KEY": "your-api-key-here"
        "WRITE_TOOLS_ENABLED": false
      }
    }
  }
}

Usage with Docker

  1. For linux platform
docker run --platform linux/amd64 -d \
  --name infura-mcp-server \
  -p 3000:3000 \
  -e INFURA_API_KEY="your-infura-api-key" \
  sumiteshn/infura-mcp:latest
  1. For non-linux platform
docker run -d \
  --name infura-mcp-server \
  -p 3000:3000 \
  -e INFURA_API_KEY="your-infura-api-key" \
  sumiteshn/infura-mcp:latest

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