PayperAnswer for Claude.ai

app.payperwork/ai

Pay-per-call chat on GPT-6.1, Claude, Gemini and Grok over x402. No API key; a failed call is free.

client:Claude.ai transport:streamable-http tools:2

Install PayperAnswer in Claude.ai

Settings → Connectors → Add custom connector

https://payperwork.app/ai/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

chat
models

PayperAnswer in other clients

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

PayperAnswer MCP server