FreshBooks LLM Tools— Integrate your Agent with FreshBooks in Minutes

Knit’s FreshBooks LLM tools give your AI agents instant, code-free access to every FreshBooks API endpoint—read, write, and automate without OAuth headaches or custom endpoints.

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LLM Tools In Action

Watch an agent automate workflows—all with Knit’s plug-and-play toolkit.

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Why Builders Pick Knit for Production-Grade LLM Tools

Full-coverage APIs, friction-free auth, and a framework-agnostic SDK—everything you need to ship smarter FreshBooks automations fast.

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100% FreshBooks API Coverage

With Knit's toolkit, every API endpoint comes pre-wrapped, enabling your agents to perform any task a human user can.

150+ Cross-App Integrations

Need more than FreshBooks? The same SDK unlocks calendars, ticketing tools, and 150+ other SaaS apps for end-to-end workflows.

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Framework-Agnostic by Design

Works out-of-the-box with LangChain, LangGraph, and OpenAI—plus Claude and CrewAI support coming soon.

Higher-Precision Prompts

Knit ships with human-readable, LLM-tuned tool descriptions so your agent always picks the right action, reducing hallucinations and retries.

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Zero-Hassle Auth

OAuth handshakes, token refreshes, and secure credential storage are handled behind the scenes. You focus on features, not refresh tokens.

LLM-Native Toolkits

Each action is exposed as a ready-to-call function for OpenAI Functions, LangChain Tools, and more. Your model “thinks” the action, Knit executes it.

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Actions available via

FreshBooks

LLM Tools

  • Unified Action

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.

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  • Unified Action

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.

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  • Unified Action

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.

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  • Unified Action

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.

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  • Unified Action

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.

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  • Unified Action

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.

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