How to connect Netsuite MCP with VS Code

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How to connect Netsuite MCP with VS Code

VS Code is the most popular code editor out there. With its recent AI makeover, it can do more than just help you write code. You can connect your applications to it and let LLMs automate many of the mundane tasks in your workflow.

In this guide, I will explain how to connect Netsuite with VS Code in the most secure and robust way possible via Composio.

Also integrate Netsuite with

Why use Composio?

Composio provides:

  • Access to 1,000+ managed apps from a single MCP endpoint. This makes it convenient for agents to run cross-app workflows.
  • Programmatic tool calling. Allows LLMs to write its code in a remote workbench to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
  • Large tool response handling outside the LLM context. This minimizes context bloat from large tool responses.
  • Dynamic just-in-time access to thousands of tools across hundreds of apps. Composio loads the tools your agent needs, so LLMs are not overwhelmed by tools they do not need.

Integrate Netsuite MCP with VS Code

1. Install with one click

Click the button below to add Composio to VS Code. You will be prompted to authorize. This requires VS Code 1.99+ with GitHub Copilot.

+Install in VS Code

2. Or add manually

Open or create .vscode/mcp.json in your project root and add the following configuration:

bash
{
  "servers": {
    "composio": {
      "type": "http",
      "url": "https://connect.composio.dev/mcp"
    }
  }
}

3. Authorize

Click the install button to authorize VS Code to connect to Composio. VS Code will detect OAuth and prompt you to sign in.

VS Code MCP server install screen for Composio

A browser window will open to authorize.

Composio authorization browser window

4. Authenticate Netsuite and start working

Back in VS Code chat, ask the agent to connect to Netsuite or give it any Netsuite-related task.

For example, ask it to:

  • "Generate monthly profit and loss report"
  • "List overdue invoices for all customers"
  • "Create new sales order for a client"

It will prompt you to authenticate and authorize access to Netsuite.

That is it. Composio tools are now available in VS Code, and your Netsuite account is ready to use.

Supported Tools & Triggers

Tools
Get Async Job StatusRetrieves the current status of an asynchronous NetSuite REST job.
Get Async Job TaskRetrieves the task reference (task ID and URL) for an asynchronous job in NetSuite.
Async Get Job Task ResultTool to retrieve the payload result of a completed async task.
Create CustomerCreates a new customer record in NetSuite.
Create Customer PaymentCreates a customer payment record in NetSuite.
Create EmployeeCreates a new employee record in NetSuite.
Create InvoiceTool to create a new invoice record.
Create ItemCreates a new item record in NetSuite via REST API.
Create Journal EntryTool to create a new journal entry record.
Create JWT Client AssertionTool to build a JWT client assertion for NetSuite OAuth2 client credentials.
Create Purchase OrderTool to create a new purchase order record.
Create RecordCreates a new NetSuite record of any type (customer, vendor, invoice, sales order, etc.
Create Sales OrderTool to create a new sales order record in NetSuite.
Create VendorCreates a new vendor record in NetSuite.
Create Vendor BillTool to create a new vendor bill record.
Delete CustomerTool to delete a customer record by ID.
Delete Customer PaymentDelete a customer payment record from NetSuite by its ID.
Delete EmployeeDeletes an employee record from NetSuite by its internal ID.
Delete InvoiceTool to delete an invoice record by ID.
Delete ItemTool to delete an item record by its type and ID.
Delete Item FulfillmentTool to delete an Item Fulfillment record.
Delete Item ReceiptTool to delete an item receipt record by ID.
Delete Journal EntryTool to delete a journal entry record by ID.
Delete Purchase OrderTool to delete a purchase order record by ID.
Delete Sales OrderTool to delete a sales order by internal ID.
Delete Vendor PaymentTool to delete a vendor payment record by ID.
Execute DatasetTool to execute a SuiteAnalytics dataset and return paged results.
Get CustomerTool to retrieve a customer record by internal ID.
Get Customer PaymentTool to retrieve a customer payment record by ID.
Get Data Center URLsTool to discover account-specific service domains.
Get EmployeeTool to retrieve an employee record by ID.
Get Governance LimitsRetrieve NetSuite account and integration concurrency governance limits.
Get InvoiceTool to retrieve an invoice record by internal ID.
Get ItemTool to retrieve an item record by internal ID.
Get Item FulfillmentTool to retrieve an item fulfillment record by internal ID.
Get Item ReceiptTool to retrieve an item receipt record by internal ID.
Get Journal EntryTool to retrieve a journal entry by internal ID.
Get Purchase OrderRetrieves complete details of a purchase order by its internal ID using the NetSuite REST API.
Get Record MetadataRetrieves the complete metadata schema for a NetSuite record type, including all field definitions, data types, constraints, and descriptions.
Get Reference Select FieldRetrieves the complete record referenced by a select-type field on a parent record.
Get Sales OrderTool to retrieve a sales order record by internal ID.
Get Server TimeTool to retrieve NetSuite server time in UTC.
Get Sublist CollectionTool to retrieve a sublist collection from a parent record.
Get Sublist LineTool to retrieve a specific line from a sublist of a record.
Get SubrecordRetrieves a specific subrecord from a parent NetSuite record.
Get VendorTool to get a single vendor record by internal ID.
Get Vendor BillRetrieve a vendor bill record by its internal ID.
Get Vendor PaymentRetrieves a single vendor payment record by its internal ID from NetSuite.
List Customer PaymentsTool to list customer payment records.
List DatasetsTool to list SuiteAnalytics Workbook datasets.
List EmployeesTool to list employee records.
List IntegrationsTool to list integration applications.
List InvoicesTool to list invoice records.
List Item FulfillmentsTool to list item fulfillment records.
List Item ReceiptsTool to list item receipt records.
List Journal EntriesTool to list journal entry records.
List Metadata CatalogTool to list all record types and their metadata.
List Purchase OrdersTool to list purchase order records.
List RecordsTool to list record instances.
List Sales OrdersTool to list sales order records.
List Vendor PaymentsTool to list vendor payment records.
OAuth2 Authorize Account DomainTool to construct an OAuth2 authorization URL for a NetSuite account-specific domain.
OAuth2 Authorize System DomainInitiates the OAuth2 authorization code flow using NetSuite's system domain endpoint.
Get OAuth2 JWKS KeysTool to retrieve OAuth2 JWKS public keys.
OAuth2 LogoutTool to revoke an ID token and its associated access and refresh tokens.
Revoke OAuth2 Refresh TokenRevokes a NetSuite OAuth2 refresh token and all associated access tokens, immediately invalidating them.
Exchange OAuth2 Authorization Code for TokensExchange an OAuth2 authorization code for access and refresh tokens using the NetSuite token endpoint.
OAuth2 Token Client CredentialsTool to obtain an OAuth2 access token via client credentials grant.
OAuth2 Token RefreshTool to refresh an OAuth2 access token.
Run SuiteQL QueryTool to execute a SuiteQL query.
Transform RecordTransform an existing NetSuite record into another record type (e.
Update CustomerUpdates an existing NetSuite customer record using PATCH semantics - only fields included in the 'data' parameter are modified.
Update Customer PaymentTool to update an existing customer payment by ID.
Update EmployeeTool to update an employee record by ID.
Update InvoiceUpdates an existing NetSuite invoice record by ID using the PATCH method.
Update ItemTool to update an item record by ID.
Update Item FulfillmentTool to update an Item Fulfillment record by ID.
Update Item ReceiptTool to update an item receipt record by ID.
Update Journal EntryTool to update a journal entry record by ID.
Update Purchase OrderTool to update a purchase order record by ID.
Update Sales OrderUpdates an existing NetSuite sales order record by ID using PATCH semantics.
Update VendorTool to update a vendor record by ID.
Update Vendor BillTool to update a vendor bill record by ID.
Update Vendor PaymentTool to update a vendor payment record by ID.
Upsert Record by External IDTool to create or update a record by external ID.

Way Forward

Now that Netsuite is connected, extend your setup by connecting the other apps you already use every day, so your agent can run true cross-app workflows end to end.

  • Connect Calendar to turn threads into scheduled meetings automatically.
  • Connect Slack or Teams to post summaries, approvals, and alerts where your team works.
  • Connect Notion, Linear, Jira, or Asana to convert requests into tickets, tasks, and docs.
  • Connect Drive, Dropbox, or OneDrive to fetch, file, and share attachments without manual steps.
  • Connect HubSpot or Salesforce to log customer context, update records, and draft follow-ups.

Start with one workflow you do repeatedly, then keep adding apps as you find new handoffs. With everything behind a single MCP endpoint, your agent can coordinate multiple tools safely and reliably in one conversation.

How to build Netsuite MCP Agent with another framework

FAQ

What are the differences in Tool Router MCP and Netsuite MCP?

With a standalone Netsuite MCP server, the agents and LLMs can only access a fixed set of Netsuite tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Netsuite and many other apps based on the task at hand, all through a single MCP endpoint.

Can I use Tool Router MCP with VS Code?

Yes, you can. VS Code fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Netsuite tools.

Can I manage the permissions and scopes for Netsuite while using Tool Router?

Yes, absolutely. You can configure which Netsuite scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

How safe is my data with Composio Tool Router?

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Netsuite data and credentials are handled as safely as possible.

Used by agents from

Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

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