onchaincheck

Overview

onchaincheck is a Model Context Protocol server that gives AI assistants access to over 100 pay-per-call tools for blockchain and financial analysis. These tools cover token risk assessment, wallet sanctions screening, onchain data queries, web research, company information, and AI-powered insights. Any MCP-compatible AI can call these tools directly, letting the model decide when to use them during conversations or agent workflows.

onchaincheck runs as a hosted remote server. Connect your MCP client to https://onchaincheck.dev/mcp with no local installation required. The service requires no authentication and is currently at release v1.0.0. Pay-per-call pricing applies as you use the tools.

onchaincheck is listed in the Finance category on mcp.site and integrates with all major MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed, and others. If you maintain this server, claim your listing to earn the Verified badge and ensure the information stays accurate.

Installation

Settings → Connectors → Add custom connector
Name: onchaincheck
URL:  https://onchaincheck.dev/mcp