Infura: fast, reliable Polygon & Ethereum JSON-RPC APIs — 35+ tools to query balances, transactions, blocks, gas prices,
by deflang·Updated Apr 13, 2026Add new capabilities to Claude beyond text generation
Example: Access external data sources, execute code, interact with tools and services
Transform Claude from chatbot to action-taking agent
Provide Claude with access to relevant context and data
Example: Load project documentation, access knowledge bases, query databases
Get more accurate, context-aware responses
Automate multi-step workflows combining AI and external tools
Example: Research → Summarize → Create document → Send notification
Complete complex tasks end-to-end without manual steps
Time estimate: 15-60 minutes depending on server complexity
Prerequisites
Mastra Docs
Mastra Docs: AI assistants with direct access to Mastra.ai’s full knowledge base for faster, smarter support and insight
XcodeBuild
XcodeBuild streamlines iOS app development for Apple developers with tools for building, debugging, and deploying iOS an
Brevo
Connect AI assistants to Brevo with the Model Context Protocol server for seamless API integration and automated workflo
Gmail
MCP server for Gmail — enables Claude to interact with Gmail data and workflows.
Firebase
Enhance your Firebase projects with AI-powered development tools from Firebase Inc. for smarter, faster app solutions.
Infura has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.
Infura reduced integration guesswork — categories and install configs on the listing matched the upstream repo.
I recommend Infura for teams standardizing on MCP; the explainx.ai page compares cleanly with sibling servers.
According to our notes, Infura benefits from clear Model Context Protocol framing — fewer ambiguous “AI plugin” claims.
We evaluated Infura against two servers with overlapping tools; this profile had the clearer scope statement.
Strong directory entry: Infura surfaces stars and publisher context so we could sanity-check maintenance before adopting.
Infura is among the better-indexed MCP projects we tried; the explainx.ai summary tracks the official description.
Useful MCP listing: Infura is the kind of server we cite when onboarding engineers to host + tool permissions.
Infura has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.
We evaluated Infura against two servers with overlapping tools; this profile had the clearer scope statement.
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Claude Desktop configuration
{
"mcpServers": {
"everything": {
"command": "npx",
"args": [
"-y",
"infura-mcp"
],
"env": {
"INFURA_API_KEY": "your-api-key-here",
"WRITE_TOOLS_ENABLED": ""
}
}
}
}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.
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.
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.
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.
npm install
npm run dev
Note :
The following tools are available in infura-mcp.
eth_get_accountseth_get_balanceeth_get_blob_base_feeeth_get_block_by_hasheth_get_block_by_numbereth_get_block_numbereth_get_block_receiptseth_get_block_transaction_count_by_hasheth_get_block_transaction_count_by_numbereth_get_codeeth_get_fee_historyeth_get_gas_estimateeth_get_gas_priceeth_get_logseth_get_proofeth_get_storage_ateth_get_transaction_by_block_hash_and_indexeth_get_transaction_by_block_number_and_indexeth_get_transaction_by_hasheth_get_transaction_counteth_get_transaction_receipteth_get_uncle_by_block_hash_and_indexeth_get_uncle_by_block_number_and_indexeth_get_uncle_count_by_block_hasheth_get_uncle_count_by_block_numbereth_get_worketh_get_hashrateeth_max_priority_fee_per_gaseth_get_mining_statuseth_get_protocol_versioneth_send_raw_transactioneth_get_simulated_transactionseth_submit_worketh_get_sync_statuseth_get_web3_client_version{
"mcpServers": {
"everything": {
"command": "npx",
"args": [
"-y",
"infura-mcp"
],
"env": {
"INFURA_API_KEY": "your-api-key-here"
"WRITE_TOOLS_ENABLED": false
}
}
}
}
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
docker run -d \
--name infura-mcp-server \
-p 3000:3000 \
-e INFURA_API_KEY="your-infura-api-key" \
sumiteshn/infura-mcp:latest
Steps
Troubleshooting
✓ Do
✗ Don't
💡 Pro Tips
Architecture
Model Context Protocol standardizes how AI hosts (Claude, Cursor) communicate with external tools and data sources through server implementations.
Protocols
Compatibility
✓ Use when
Use when you need Claude to access external data, execute actions, or integrate with tools. Best for extending AI capabilities beyond conversation.
✗ Avoid when
Avoid when native integrations exist (use official APIs directly), for real-time critical systems, or when security/compliance requires zero external dependencies.
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Chrome extension-based MCP server that exposes browser functionality to AI assistants. Control tabs, capture screenshots