RocketReach MCP Server for LangChainGive LangChain instant access to 12 tools to Check Lookup Status, Create Webhook, Delete Webhook, and more
LangChain is the leading Python framework for composable LLM applications. Connect RocketReach 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 App Connector for LangChain
The RocketReach app connector for LangChain is a standout in the Industry Titans category — giving your AI agent 12 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
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({
"rocketreach": {
"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 RocketReach, show me what tools are available.",
}]
})
print(response["messages"][-1].content)
asyncio.run(main())
* 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 RocketReach MCP Server
Connect your RocketReach account to any AI agent and take full control of your B2B lead generation and contact enrichment orchestration through natural conversation. RocketReach provides a premier platform for finding verified emails and phone numbers, and this integration allows you to search for professionals, retrieve company metadata, and manage webhooks directly from your chat interface.
LangChain's ecosystem of 500+ components combines seamlessly with RocketReach through native MCP adapters. Connect 12 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
- Lead & Person Orchestration — Search for professionals by name, title, or company and retrieve detailed profile metadata programmatically.
- Contact Enrichment Intelligence — Perform instant lookups for specific individuals using RocketReach IDs or LinkedIn URLs to reveal verified contact info directly from the AI interface.
- Company & Firmographic Control — Search and retrieve detailed company profiles, including domains and employee counts via natural language.
- Usage & Credit Oversight — Access real-time account profile metadata and monitor credit usage to ensure your outreach campaigns are always optimized.
- Operational Monitoring — Track system activity, manage webhooks, and retrieve billing info using simple AI commands.
The RocketReach MCP Server exposes 12 tools through the Vinkius. Connect it to LangChain in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 12 RocketReach tools available for LangChain
When LangChain connects to RocketReach through Vinkius, your AI agent gets direct access to every tool listed below — spanning b2b-database, contact-enrichment, verified-emails, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Check async lookup status
complete. Create a new webhook
Delete a webhook
Get account profile
Get billing details
Get credit usage stats
List search history
List configured webhooks
Get company details
Consumes 1 credit. Get verified contact info
Search for companies
Search for professionals
Connect RocketReach to LangChain via MCP
Follow these steps to wire RocketReach into LangChain. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
pip install langchain langchain-mcp-adapters langgraph langchain-openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
python agent.pyExplore tools
Why Use LangChain with the RocketReach MCP Server
LangChain provides unique advantages when paired with RocketReach through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine RocketReach MCP tools with 500+ LangChain components
Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step
LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging
Memory and conversation persistence let agents maintain context across RocketReach queries for multi-turn workflows
RocketReach + LangChain Use Cases
Practical scenarios where LangChain combined with the RocketReach MCP Server delivers measurable value.
RAG with live data: combine RocketReach tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query RocketReach, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain RocketReach tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every RocketReach tool call, measure latency, and optimize your agent's performance
Example Prompts for RocketReach in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with RocketReach immediately.
"Search for 'John Doe' who works at 'Google'."
"Search for VP of Engineering contacts at Series B SaaS companies in San Francisco."
"Look up the complete profile and contact information for the CEO of Meridian Corp."
Troubleshooting RocketReach MCP Server with LangChain
Common issues when connecting RocketReach to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersRocketReach + LangChain FAQ
Common questions about integrating RocketReach MCP Server with LangChain.
How does LangChain connect to MCP servers?
langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.