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DOL (Department of Labor) MCP Server for LangChainGive LangChain instant access to 5 tools to Get Eta Data, Get Msha Inspections, Get Msha Violations, and more

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LangChain is the leading Python framework for composable LLM applications. Connect DOL (Department of Labor) through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.

Ask AI about this MCP Server for LangChain

The DOL (Department of Labor) MCP Server for LangChain is a standout in the Industry Titans category — giving your AI agent 5 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

Vinkius delivers Streamable HTTP and SSE to any MCP client

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python
import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MultiServerMCPClient({
        "dol-department-of-labor": {
            "transport": "streamable_http",
            "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
        }
    }) as client:
        tools = client.get_tools()
        agent = create_react_agent(
            ChatOpenAI(model="gpt-4o"),
            tools,
        )
        response = await agent.ainvoke({
            "messages": [{
                "role": "user",
                "content": "Using DOL (Department of Labor), show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())
DOL (Department of Labor)
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
IAMAccess control
EU AI ActCompliant
DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About DOL (Department of Labor) MCP Server

Access comprehensive labor data from the U.S. Department of Labor (DOL). This server provides tools to query critical datasets including workplace safety inspections, mine safety violations, wage compliance records, and employment training statistics.

LangChain's ecosystem of 500+ components combines seamlessly with DOL (Department of Labor) through native MCP adapters. Connect 5 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.

What you can do

  • OSHA Inspections — Retrieve health and safety inspection records via get_osha_inspections to monitor workplace compliance.
  • MSHA Safety — Access mine safety inspection data (get_msha_inspections) and violation records (get_msha_violations) to ensure industrial safety standards.
  • WHD Compliance — Query Wage and Hour Division data via get_whd_compliance regarding labor law investigations and compliance history.
  • ETA Statistics — Fetch labor market data and information on job training programs using get_eta_data.

The DOL (Department of Labor) MCP Server exposes 5 tools through the Vinkius. Connect it to LangChain in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 5 DOL (Department of Labor) tools available for LangChain

When LangChain connects to DOL (Department of Labor) through Vinkius, your AI agent gets direct access to every tool listed below — spanning workplace-safety, osha, labor-standards, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

get

Get eta data on DOL (Department of Labor)

Get ETA employment and training data

get

Get msha inspections on DOL (Department of Labor)

Get MSHA inspection data

get

Get msha violations on DOL (Department of Labor)

Get MSHA violations data

get

Get osha inspections on DOL (Department of Labor)

Get OSHA inspection data

get

Get whd compliance on DOL (Department of Labor)

Get WHD compliance data

Connect DOL (Department of Labor) to LangChain via MCP

Follow these steps to wire DOL (Department of Labor) into LangChain. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

01

Install dependencies

Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token
03

Run the agent

Save the code and run python agent.py
04

Explore tools

The agent discovers 5 tools from DOL (Department of Labor) via MCP

Why Use LangChain with the DOL (Department of Labor) MCP Server

LangChain provides unique advantages when paired with DOL (Department of Labor) through the Model Context Protocol.

01

The largest ecosystem of integrations, chains, and agents. combine DOL (Department of Labor) MCP tools with 500+ LangChain components

02

Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step

03

LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging

04

Memory and conversation persistence let agents maintain context across DOL (Department of Labor) queries for multi-turn workflows

DOL (Department of Labor) + LangChain Use Cases

Practical scenarios where LangChain combined with the DOL (Department of Labor) MCP Server delivers measurable value.

01

RAG with live data: combine DOL (Department of Labor) tool results with vector store retrievals for answers grounded in both real-time and historical data

02

Autonomous research agents: LangChain agents query DOL (Department of Labor), synthesize findings, and generate comprehensive research reports

03

Multi-tool orchestration: chain DOL (Department of Labor) tools with web scrapers, databases, and calculators in a single agent run

04

Production monitoring: use LangSmith to trace every DOL (Department of Labor) tool call, measure latency, and optimize your agent's performance

Example Prompts for DOL (Department of Labor) in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with DOL (Department of Labor) immediately.

01

"List the top 5 OSHA inspections in New York."

02

"Show me recent MSHA violations ordered by date."

03

"Get wage and hour compliance data for the state of Texas."

Troubleshooting DOL (Department of Labor) MCP Server with LangChain

Common issues when connecting DOL (Department of Labor) to LangChain through Vinkius, and how to resolve them.

01

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

DOL (Department of Labor) + LangChain FAQ

Common questions about integrating DOL (Department of Labor) MCP Server with LangChain.

01

How does LangChain connect to MCP servers?

Use langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.
02

Which LangChain agent types work with MCP?

All agent types including ReAct, OpenAI Functions, and custom agents work with MCP tools. The tools appear as standard LangChain tools after the adapter wraps them.
03

Can I trace MCP tool calls in LangSmith?

Yes. All MCP tool invocations appear as traced steps in LangSmith, showing input parameters, response payloads, latency, and token usage.

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