What is a Accounting MCP Server?

Each Accounting platform exposes its own API, auth, and schema. A Knit MCP Server wraps that platform's real actions as AI-ready tools your agent can call directly — actions like Create Accounting Account, Create Accounting Contact, Create Accounting Expense work the same way no matter which platform your agent is connected to, while Knit manages hosting, auth, and tool exposure underneath.

Accounting Actions Available

Every action below is real and already live — not a roadmap item. Browse the full API reference →

Create Accounting Account

This API endpoint allows the creation of an accounting account. It supports various applications like Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The request requires a JSON body with 'name' and 'category' as mandatory fields. The 'category' can be either 'BANK_ACCOUNT' or 'LEDGER_ACCOUNT'. Additional optional fields include 'type', 'subType', 'accountCode', 'accountNumber', 'description', and 'metaData'. The response returns a success status and the unique 'accountId' of the created account. In case of an error, a descriptive error message is provided.

Create Accounting Contact

This API endpoint allows the creation of a new accounting contact. The request requires a POST method to the specified URL with headers indicating 'accept' and 'content-type' as 'application/json'. The request body must include 'name' and 'contactType' as required fields, with optional fields such as 'contactPersonFirstName', 'contactPersonLastName', 'email', 'phoneNumber', 'taxNumber', 'addresses', and 'metaData'. The response will return a success status with a 'contactId' if successful, or an error message if unsuccessful.

Create Accounting Expense

The Create Accounting Expense API allows users to create a new expense record in the accounting system. The request requires a transaction date, total amount, and line items as mandatory fields. Optional fields include employee ID, contact ID, company ID, description, currency, and metadata. The response returns a success status and the ID of the created expense if successful, or an error message if the request fails.

Create Accounting Invoice

The Create Accounting Invoice API allows users to create an invoice or bill in the accounting system. The request requires a JSON body with the type of document (INVOICE or BILL), a contact ID, and at least one line item. Additional optional fields include status, invoice number, issue date, due date, paid on date, currency, exchange rate, description, total amount, total tax, total discount, and metadata. The response returns a success status and the created invoice ID if successful, or an error message if the request fails.

Create Journal Entry

This API endpoint allows the creation of a journal entry with specified details. The request must include headers specifying 'accept' and 'content-type' as 'application/json'. The body of the request requires 'date', 'lineItems', and 'description' as mandatory fields. 'lineItems' is an array of objects, each containing 'accountId', 'amount', 'notes', 'transactionType', 'contactType', and 'contactId'. Optional fields include 'currency', 'referenceNumber', and 'metaData'. The response returns a success status and a 'journalId' if successful, or an error message if unsuccessful.

Create Payment in Accounting System

This API endpoint allows the creation of a payment in the accounting system. It supports various applications such as Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The request requires headers specifying 'accept' and 'content-type' as 'application/json'. The body must include 'accountId', 'contactId', 'amount', 'invoiceId', 'paymentLinkedTo', and 'linkedInvoices'. Optional fields include 'date', 'description', 'currency', 'exchangeRate', and 'metaData'. The response returns a success status and the 'paymentId' if successful, or an error message if failed.

Get Accounting Items

The Get Accounting Items API allows customers to retrieve records of products and services they buy and sell. It supports various applications such as Xero, Zohobooks, Microsoft Dynamics 365, Quickbooks, Netsuite, and Freshbooks. The API accepts a query parameter 'itemId' to fetch details of a specific item. The response includes details such as item ID, name, code, type, creation and update timestamps, status, description, total quantity, unit price, sales details, and purchase details. In case of an error, a descriptive error message is returned.

Get Basic Information About Companies Related to Accounting App

This API endpoint allows you to retrieve basic information about companies related to your accounting app. It supports various apps such as Xero, Zohobooks, Microsoft Dynamics 365, Quickbooks, Freshbooks, and Netsuite. The request is made using the GET method and requires an 'accept' header with 'application/json'. You can optionally provide a 'companyId' as a query parameter to fetch details for a specific company. The response includes a success flag and data containing an array of company details such as id, name, legal name, tax number, fiscal year start month and day, creation date, active status, currency, URLs, addresses, phone numbers, and contact information.

Get Tax Rates from Accounting App

This API endpoint retrieves tax rates from an accounting application. It supports various apps such as Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The API method is GET, and it requires an 'accept' header with 'application/json'. Optionally, a 'taxRateId' can be provided as a query parameter to fetch details of a specific tax rate. The response includes a success flag, and if successful, a list of tax rates with details such as id, name, code, type, creation and update timestamps, status, description, effective and total tax rates, and components. In case of an error, an error message is returned.

Get Tracking Categories for Financial Reporting

This API endpoint retrieves tracking categories used for financial reporting purposes. It supports various applications such as Xero, Microsoft Dynamics 365, Quickbooks, Netsuite, and Freshbooks. The request requires an 'accept' header with 'application/json' and optionally a 'categoryId' query parameter to specify a particular tracking category. The response includes a success flag and data containing an array of tracking categories with details such as id, name, creation and update timestamps, category type, status, description, and parent category information.

Update Accounting Account

The Update Accounting Account API allows users to update details of an existing accounting account. The API requires the accountId and category as mandatory fields in the request body. The category can be either BANK_ACCOUNT or LEDGER_ACCOUNT. The API supports various accounting applications such as Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The response indicates whether the update was successful or not, and in case of an error, a descriptive message is provided.

Update Accounting Contact

The Update Accounting Contact API allows users to update contact information in supported accounting applications such as Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The API requires a POST request with headers specifying 'accept' and 'content-type' as 'application/json'. The request body must include 'name', 'contactType', and 'contactId' as required fields, along with optional fields such as 'contactPersonFirstName', 'contactPersonLastName', 'email', 'phoneNumber', 'taxNumber', 'addresses', and 'metaData'. The response will indicate success with a boolean and may include additional data or an error message if applicable.

Update Accounting Invoice

The Update Accounting Invoice API allows users to update an existing invoice in various supported applications such as Xero, Zohobooks, Microsoft Dynamics 365, Sage Intacct, Quickbooks, Netsuite, and Freshbooks. The API requires a POST request with headers specifying 'accept' and 'content-type' as 'application/json'. The request body must include 'type', 'invoiceId', 'contactId', and 'lineItems'. Additional optional fields include 'invoiceNumber', 'status', 'issueDate', 'dueDate', 'paidOnDate', 'currency', 'exchangeRate', 'description', 'totalAmount', 'totalTax', 'totalDiscount', and 'metaData'. The response will indicate success or failure, with a success response containing a 'success' boolean and a failure response containing an 'error' object with a descriptive message.

Update Payment Details

The Update Payment Details API allows updating payment information linked to invoices or bills. It requires parameters such as paymentId, accountId, contactId, amount, invoiceId, and paymentLinkedTo. Optional fields include date, description, currency, exchangeRate, linkedInvoices, and metaData. The response indicates success or failure with an optional error message.

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Why Knit for Accounting MCP Servers

Serverless by default

Every Accounting MCP Server spins up with zero infrastructure — Knit scales, patches, and monitors it for you.

Auth handled for you

OAuth, SAML, service accounts — Knit manages credentials and refreshes across every Accounting platform.

Add a missing platform in days

AI-powered connector building means a missing Accounting platform isn't a months-long wait.

Accounting MCP Servers vs. building your own

Building it yourself

  • A separate MCP Server for every Accounting platform you support
  • Host, patch, and scale each server yourself
  • You build and maintain OAuth for each platform
  • No tool search — your agent's context fills with unused tools
  • Engineering effort grows with every new platform
  • Weeks to months per platform, per engineer

With Knit

  • One plug-and-play MCP Server per Accounting platform, hosted for you
  • Serverless by default — Knit scales, patches, and monitors it
  • Auth handled for you across every platform
  • Semantic tool search keeps agent context lean
  • Describe a missing platform to the Integrations Agent and get it built instantly
  • Live in days, not months

Customer Stories

See how leading technology firms are scaling their operations

Amazing Product With Exceptional Support from the team. By using Knit we managed to speed up our development by orders of magnitude.
H
Huynh H
Developer, Multiplier
A brilliant tool to let you seamlessly integrate with many different systems. It is very easy to integrate with and customer support is next level.
J
Jayesh
Co-Founder, Scrut
Seamless integration experience. Well-documented, self-explanatory APIs, and excellent service and support.
P
Poorvi
Product Manager, Onsurity
Easy to integrate. Knit's dashboard is intuitive for setting up and testing integrations, and the sandbox is extremely useful during development.
A
Aditya
Product Lead, RazorpayXPayroll
Knit shipped a brand-new Timesheet API in a week and handed us a ready-to-use NetSuite sandbox. That velocity is priceless when you're running payroll in 40+ countries.
R
Rohit Singh
GM, Payoneer Workforce Management

#1 in Ease of Integrations

4.9 out of 5 stars

4.9 out of 5 stars on G2

G2 Leader, Spring 2026G2 Fastest Implementation, Spring 2026G2 High Performer, Spring 2026G2 Best Est. ROI, Spring 2026
FAQ

Common questions about Accounting MCP Servers

Which Accounting platforms have a MCP Server?

5 Accounting platforms today — including FreshBooks, Odoo, QuickBooks and more. Missing one you need? Knit's AI-assisted connector-build process typically adds a new one within days.

Do Accounting mcp servers support both reading and writing data?

Yes. Every action can both read and write, so your agent can pull Accounting data and push updates back to the source app, not just query it.

How does authentication work across Accounting platforms?

Knit manages OAuth, credential storage, and refresh for every Accounting platform — your team never wrestles with tokens, and there's nothing to configure per platform.

What is the timeline for adding a missing Accounting platform?

Typically days, not months — the same AI-based connector-build tooling that lets us maintain the 5 Accounting mcp servers already live.

Do you store Accounting data or customer PII?

No. Knit acts as a stateless passthrough — data is processed on our application server and returned directly to your agent, without being stored on Knit's servers.

What is the pricing model, and is there a free trial?

You choose the model that fits your business — pricing based on integrated accounts, or based on API call volume. Every plan includes a 30-day free trial before billing starts.

See all FAQs

From the blog

Full list of Knit’s Accounting API Guides

Full list of Knit’s Accounting API Guides

This directory is a live list of all Accounting API integration guides we have written at Knit. Use it to quickly find the guide related to the specific Accounting APP you want to learn more about.

Developer’s Guide to Accounting API Integration

Developer’s Guide to Accounting API Integration

A practical 2026 guide for developers building accounting API integrations — covers QuickBooks, Xero, NetSuite, Sage, and more. Includes data models, auth patterns, common challenges, and how a unified accounting API like Knit cuts integration time from months to days.

FreshBooks API Directory

FreshBooks API Directory

Learn about the common FreshBooks API data models and API end points in this comprehensive FreshBooks API directory

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