Test Card Hub for LangChain
io.github.eyrockscript/test-card-hub
Sandbox test cards, Playwright tests, real-card scanner and decline codes for LATAM gateways.
client:LangChain
transport:stdio
runtime:npm
Install Test Card Hub in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"test-card-hub": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "test-card-hub-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs