Chain Check (x402) for Claude.ai

app.netlify.chaincheck-api/chaincheck

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

client:Claude.ai transport:streamable-http tools:6

Install Chain Check (x402) in Claude.ai

Settings → Connectors → Add custom connector

https://chaincheck-api.netlify.app/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

wallet_report
contract_scan
token_risk
gas_snapshot
address_label
pricing

Chain Check (x402) in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

Chain Check (x402) MCP server