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mcp/harbor
LangChain

slang workflows for LangChain

io.github.shofer-dev/slang-workflows

Provable, declarative multi-agent workflows for Claude Code (typed .slang, non-LLM executor).

client:LangChain transport:stdio runtime:npm

Install slang workflows in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "slang-workflows": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "slang-workflows"],
        }
})

tools = await client.get_tools()

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

slang workflows in other clients

slang workflows MCP server