PayperAnswer for LangChain
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:LangChain
transport:streamable-http
tools:2
Install PayperAnswer in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"ai": {
"transport": "streamable_http",
"url": "https://payperwork.app/ai/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs