onchain-mcpBringing the bankless onchain API to MCP

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Reviewed by Daniel Nikulshyn·Updated June 2026

Overview

The Bankless Onchain MCP Server is a framework for interacting with on-chain data via the Bankless API. It implements the Model Context Protocol (MCP) to allow AI models to access blockchain state and event data in a structured way. The server provides various data operations, including contract state reading, event logs fetching, and transaction history retrieval. It caters to developers and researchers who need to interact with blockchain data in a structured manner. This project is no longer receiving updates, and its maintenance status might affect its stability and feature availability.

Key features

Contract operations (read contract state, get proxy, get ABI, get source)
Event operations (get events, build event topic)
Transaction operations (get transaction history, get transaction info)

Pricing

Model: Free
Category: MCP Servers
Rating: No reviews yet

Use cases

Blockchain Data Analysis

Researchers can use the Bankless Onchain MCP Server to retrieve and analyze blockchain data for their studies, leveraging its structured access to on-chain information.

Smart Contract Development

Developers can use the server to read contract state, retrieve event logs, and track transaction history, facilitating their smart contract development process.

Pros & Cons

Pros

Provides structured access to blockchain data
Supports various blockchain networks
Offers features for contract state reading, event logs fetching, and transaction history retrieval