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mcp/harbor
LangChain

playcal for LangChain

io.github.rizgarozan/playcal

Edit-settle-verify loop, observe, replay and log tools for AI agents working in the Unity Editor

client:LangChain transport:stdio runtime:pypi

Install playcal in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "playcal": {
            "transport": "stdio",
            "command": "uvx",
            "args": ["playcal"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

playcal in other clients

playcal MCP server