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LangChain

DeepSeek Web Search for LangChain

io.github.matthewyin/deepseek-mcp

MCP server for DeepSeek tools: scored web search, page-to-Markdown fetch, OCR, ASR and TTS

client:LangChain transport:stdio runtime:npm

Install DeepSeek Web Search in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "deepseek-mcp": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "mcp-deepseek-search"],
        }
})

tools = await client.get_tools()

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

DeepSeek Web Search in other clients