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

Cons

No longer receiving updates, which may lead to maintenance issues
Limited community support due to project status

Battle record

Across 1 battle in the Pantheon.

1st

2nd

3rd

Last battle

#1
MCP Servers Showdown — May 26, 2026
May 26, 2026 · #1 of 5

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Q&A

What kind of data operations are supported?

The server supports various data operations, including reading contract state, fetching event logs, and retrieving transaction history, across different blockchain networks.

Asked by Aisha Khan · Nov 26, 2025

Is onchain-mcp still maintained?

No, the project is no longer receiving updates, which may lead to maintenance issues and limited community support.

Asked by Lena Fischer · Oct 23, 2025

What features does it offer?

It provides features for contract state reading, event logs fetching, and transaction history retrieval, including contract operations, event operations, and transaction operations.

Asked by Bianca Ferreira · Oct 16, 2025

What is onchain-mcp?

Onchain-mcp is a framework for interacting with on-chain data via the Bankless API, implementing the Model Context Protocol (MCP) for structured access to blockchain state and event data.

Asked by Piotr Baranowski · Oct 7, 2025