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Freshsales MCP Server for LangChain 12 tools — connect in under 2 minutes

Built by Vinkius GDPR 12 Tools Framework

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

Vinkius supports streamable HTTP and SSE.

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({
        "freshsales": {
            "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 Freshsales, show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())
Freshsales
Fully ManagedVinkius Servers
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High SecurityEnterprise-grade
IAMAccess control
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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 Freshsales MCP Server

Connect your Freshsales account to any AI agent to automate your sales CRM operations through the Model Context Protocol (MCP). Freshsales is a powerful sales CRM that provides a 360-degree view of your customers. This MCP server enables you to track active deals, manage lead data, and retrieve detailed contact profiles directly through natural conversation.

LangChain's ecosystem of 500+ components combines seamlessly with Freshsales 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.

Key Features

  • Lead & Contact Oversight — List all leads and contacts, fetch detailed profiles, and create new leads instantly to keep your pipeline full.
  • Deal Management — Access your sales opportunities, monitor deal stages, and retrieve detailed metadata to track revenue.
  • Account Discovery — List and search for company accounts to maintain full context of your B2B relationships.
  • Task & Appointment Tracking — Monitor scheduled meetings and pending sales tasks to ensure no follow-up is missed.
  • Sales Team Insights — List all CRM users and sales representatives to understand territory assignments and workloads.
  • Real-time Synchronization — Keep your sales data accessible to your AI assistant without leaving your primary workspace.

The Freshsales 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.

How to Connect Freshsales to LangChain via MCP

Follow these steps to integrate the Freshsales MCP Server with LangChain.

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 12 tools from Freshsales via MCP

Why Use LangChain with the Freshsales MCP Server

LangChain provides unique advantages when paired with Freshsales through the Model Context Protocol.

01

The largest ecosystem of integrations, chains, and agents. combine Freshsales 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 Freshsales queries for multi-turn workflows

Freshsales + LangChain Use Cases

Practical scenarios where LangChain combined with the Freshsales MCP Server delivers measurable value.

01

RAG with live data: combine Freshsales tool results with vector store retrievals for answers grounded in both real-time and historical data

02

Autonomous research agents: LangChain agents query Freshsales, synthesize findings, and generate comprehensive research reports

03

Multi-tool orchestration: chain Freshsales tools with web scrapers, databases, and calculators in a single agent run

04

Production monitoring: use LangSmith to trace every Freshsales tool call, measure latency, and optimize your agent's performance

Freshsales MCP Tools for LangChain (12)

These 12 tools become available when you connect Freshsales to LangChain via MCP:

01

create_crm_lead

Create a new lead

02

get_account_details

Get account metadata

03

get_contact_metadata

Get contact details

04

get_deal_details

Get deal metadata

05

get_lead_details

Get lead metadata

06

list_appointments

List scheduled appointments

07

list_crm_contacts

List CRM contacts

08

list_crm_deals

List sales deals

09

list_crm_leads

List CRM leads

10

list_crm_tasks

List pending tasks

11

list_crm_users

List CRM users

12

list_sales_accounts

List CRM accounts

Example Prompts for Freshsales in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with Freshsales immediately.

01

"List my 5 most recent active sales deals."

02

"Show me the contact details for 'Jane Smith'."

03

"Create a new lead for 'John Doe' (johndoe@email.com)."

Troubleshooting Freshsales MCP Server with LangChain

Common issues when connecting Freshsales to LangChain through the Vinkius, and how to resolve them.

01

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

Freshsales + LangChain FAQ

Common questions about integrating Freshsales 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.

Connect Freshsales to LangChain

Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.