HubSpot CRM (Full) MCP Server for LangChain 10 tools — connect in under 2 minutes
LangChain is the leading Python framework for composable LLM applications. Connect HubSpot CRM (Full) through the Vinkius and LangChain agents can call every tool natively — combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.
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Vinkius supports streamable HTTP and SSE.
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({
"hubspot-crm-full": {
"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 HubSpot CRM (Full), 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 HubSpot CRM (Full) MCP Server
Connect HubSpot CRM to any AI agent — instant access to your full CRM data without switching tabs.
LangChain's ecosystem of 500+ components combines seamlessly with HubSpot CRM (Full) through native MCP adapters. Connect 10 tools via the 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
- Contacts — Search, create, and manage contacts
- Companies — Find companies by name or domain
- Deals — Search and create deals with pipeline tracking
- Tickets — Create and search support tickets
- Notes — Create notes attached to any CRM record
- Owners — View all owners and team assignments
- Pipelines — List deal and ticket pipeline stages
The HubSpot CRM (Full) MCP Server exposes 10 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 HubSpot CRM (Full) to LangChain via MCP
Follow these steps to integrate the HubSpot CRM (Full) MCP Server with LangChain.
Install dependencies
Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save the code and run python agent.py
Explore tools
The agent discovers 10 tools from HubSpot CRM (Full) via MCP
Why Use LangChain with the HubSpot CRM (Full) MCP Server
LangChain provides unique advantages when paired with HubSpot CRM (Full) through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents — combine HubSpot CRM (Full) 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 HubSpot CRM (Full) queries for multi-turn workflows
HubSpot CRM (Full) + LangChain Use Cases
Practical scenarios where LangChain combined with the HubSpot CRM (Full) MCP Server delivers measurable value.
RAG with live data: combine HubSpot CRM (Full) tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query HubSpot CRM (Full), synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain HubSpot CRM (Full) tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every HubSpot CRM (Full) tool call, measure latency, and optimize your agent's performance
HubSpot CRM (Full) MCP Tools for LangChain (10)
These 10 tools become available when you connect HubSpot CRM (Full) to LangChain via MCP:
hs_create_contact
Email is the primary identifier — provide a unique email address. HubSpot will auto-deduplicate by email. The lifecycle stage can be set to control where the contact enters the funnel (subscriber, lead, marketingqualifiedlead, salesqualifiedlead, opportunity, customer, evangelist). Returns the created contact with its new HubSpot ID. Create a new contact in HubSpot CRM with email, name, phone, and company association
hs_create_deal
The dealname is required. Optionally specify pipeline (by ID — use hs_list_pipelines to find), dealstage (stage ID within that pipeline), and amount. If no pipeline is specified, the deal goes into the default pipeline. Returns the created deal with its new HubSpot ID. Create a new deal/opportunity in the HubSpot sales pipeline with name, stage, amount, and close date
hs_create_note
The note body supports HTML formatting. Optionally associate it with a contact, company, or deal by providing their IDs. Notes appear in the timeline of associated records. Use when the user wants to log a meeting summary, record a conversation, or add internal context to a CRM record. Create an engagement note in HubSpot attached to a contact, company, or deal for activity logging
hs_create_ticket
The subject is required. Optionally set the pipeline stage (hs_pipeline_stage) and priority (hs_ticket_priority: HIGH, MEDIUM, LOW). The ticket enters the default support pipeline. Returns the created ticket with its new ID. Create a new support ticket in HubSpot Service Hub with subject, pipeline stage, and priority
hs_list_owners
Owners are the users who can be assigned to contacts, companies, deals, and tickets. Returns owner name, email, and whether the account is active. Use when the user asks about team members, needs owner IDs for record assignment, or wants to see who has CRM access. List all HubSpot owners (CRM users) in the account with their name, email, and active status
hs_list_pipelines
For deals, shows sales pipeline stages (e.g., Appointment Scheduled → Qualified → Proposal → Closed Won). For tickets, shows support pipeline stages (e.g., New → Waiting → Closed). Returns pipeline name, stage labels, stage IDs, and display order. Use when the user needs pipeline/stage IDs for creating deals or tickets, or wants to understand the sales/support process structure. List all deal or ticket pipelines in HubSpot with their stages, display order, and stage IDs
hs_search_companies
Returns matching companies with name, website domain, industry, annual revenue, employee count, and assigned owner. Use when the user wants to find a specific company, look up organizational details, check revenue/size data, or find companies in a particular industry. Search HubSpot companies by name, domain, or industry to find organizations in your CRM
hs_search_contacts
Returns matching contacts with first name, last name, email, phone, associated company, lifecycle stage (subscriber/lead/MQL/SQL/opportunity/customer/evangelist), and assigned owner. Use when the user wants to find a specific person, look up contact details, check which lifecycle stage someone is in, or find contacts at a particular company. Search HubSpot contacts by name, email, phone, or company name to find people in your CRM
hs_search_deals
Returns matching deals with deal name, pipeline stage, monetary amount, pipeline name, expected close date, and assigned owner. Use when the user asks about pipeline status, wants to find a specific deal, check deal amounts, or review upcoming closes. Search HubSpot deals by name to find opportunities in your sales pipeline with stage, amount, and close date
hs_search_tickets
Returns matching tickets with subject, ticket status/stage, priority (HIGH/MEDIUM/LOW), pipeline, category, and creation date. Use when the user asks about open support tickets, needs to find a specific customer issue, or wants to check ticket status. Search HubSpot Service Hub tickets by subject or keyword to find customer support requests
Example Prompts for HubSpot CRM (Full) in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with HubSpot CRM (Full) immediately.
"Search for contacts at Acme Corp"
"Create a deal: Enterprise Package $50,000"
"Show me the deal pipeline stages"
Troubleshooting HubSpot CRM (Full) MCP Server with LangChain
Common issues when connecting HubSpot CRM (Full) to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersHubSpot CRM (Full) + LangChain FAQ
Common questions about integrating HubSpot CRM (Full) 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.Which LangChain agent types work with MCP?
Can I trace MCP tool calls in LangSmith?
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Connect HubSpot CRM (Full) to LangChain
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.