Skip to content
mcp/harbor
Verified official

Chain Check (x402) MCP

v1.0.0

app.netlify.chaincheck-api/chaincheck

x402-paid on-chain tools: wallet report, contract scan, token risk, gas, address labels (USDC/Base)

transport:streamable-http tools:6
Website

Target client

run in your project directory 

claude mcp add --transport http chaincheck https://chaincheck-api.netlify.app/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

wallet_report

wallet report

contract_scan

contract scan

token_risk

token risk

gas_snapshot

gas snapshot

address_label

address label

pricing

pricing

All 6 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.