MCP Ethers Server

The MCP Ethers Server is a ready‑to‑use wrapper around the latest library, exposing over 40 fine‑grained tools that let Claude and other AI assistants interact with the Ethereum ecosystem directly from their conversation context. Instead of having developers write custom RPC calls or manage wallet keys manually, this server translates natural‑language prompts into precise blockchain operations—querying balances, preparing token transfers, inspecting contract code, and even signing messages—all while keeping private keys out of the server’s memory.

At its core, the MCP solves a common pain point for Web3 developers: secure, programmatic access to multiple EVM networks. By supporting more than twenty chains—including Ethereum mainnet, Polygon, Arbitrum, Base, and others—the server eliminates the need to maintain separate RPC endpoints or SDKs for each network. Developers can simply specify a string in their tool calls, and the server will route the request to the correct network via Alchemy or Infura credentials stored safely in environment variables.

Key capabilities are grouped into intuitive categories. The Core Ethereum tools provide network status, block and transaction data, gas estimates, ENS resolution, and unit conversions. Token Standards expose ERC20, ERC721, and ERC1155 functionality—querying balances, transferring tokens, approving allowances, and handling batch operations. Transaction Management tools prepare, sign, and broadcast transactions with built‑in gas optimization, while the Contract Interaction suite lets AI assistants call arbitrary smart contract functions or inspect bytecode using custom ABIs. All of these tools are designed to be stateless and composable, making them ideal for dynamic conversational flows.

Real‑world use cases span from automated portfolio monitoring—where an assistant can fetch a user’s ETH and token balances on demand—to fully fledged dApp back‑ends that require secure, signed transactions without exposing private keys. Because the server follows a strict prepare → sign → send workflow, it can integrate with hardware wallets or offline signing solutions, providing a high‑trust environment for mission‑critical operations. The MCP’s seamless integration with Claude means developers can embed complex blockchain logic directly into prompts, enabling richer user experiences such as real‑time gas fee calculations or NFT metadata retrieval without leaving the chat interface.

In summary, the MCP Ethers Server offers a production‑ready, secure bridge between AI assistants and the Ethereum blockchain. Its extensive toolset, multi‑network support, and emphasis on key security practices make it a standout choice for developers looking to add Web3 capabilities to conversational AI workflows.