Lukka On-chain Data MCP for ChatGPT

tech.lukka/uda

Raw and normalized on-chain data: balances, transactions, blocks and Ethereum validator activity.

client:ChatGPT transport:streamable-http

Install Lukka On-chain Data MCP in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://uda.mcp.lukka.tech

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs