PayCheck for Claude.ai

io.github.toolweather/paycheck

Score merchant domain, https URL, or 0x wallet trust before an agent pays. Does not send payments.

client:Claude.ai transport:streamable-http tools:3

Install PayCheck in Claude.ai

Settings → Connectors → Add custom connector

https://paycheck.toolweather.workers.dev/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

check_merchant
get_quota
get_api_key

PayCheck in other clients

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

PayCheck MCP server