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mcp/harbor
LangChain

Avalara Returns for LangChain

com.avalara/returns

Provides access to Avalara Global Returns API for tax returns, filing calendars, and compliance data

client:LangChain transport:streamable-http

Install Avalara Returns in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "returns": {
            "transport": "streamable_http",
            "url": "https://mcp.avalara.com/returns",
        }
})

tools = await client.get_tools()

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

Avalara Returns in other clients

Avalara Returns MCP server