--- title: "Connect FreshBooks and Harpoon - APIANT.ai" description: "When \"New Bill\" fires in FreshBooks, your agent runs \"Add Invoice\" in Harpoon, or \"New Client\" in Harpoon to \"Create Client\" in FreshBooks." canonical: "https://apiant.ai/connect/freshbooks-to-harpoon" --- # Connect FreshBooks and Harpoon When **New Bill** fires in [FreshBooks](https://apiant.ai/connections/freshbooks), your agent runs **Add Invoice** in [Harpoon](https://apiant.ai/connections/harpoon), or **New Client** in Harpoon to **Create Client** in FreshBooks. Describe the whole flow and it is built, tested on every scenario and kept running. FreshBooks **16** triggers FreshBooks **29** actions Harpoon **9** triggers Harpoon **46** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want FreshBooks and Harpoon to do together? Give your AI client this address. `https://mcp.apiant.ai` One connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser. ### Set it up in your client ### Claude Code Run this in the directory you want to work in. `claude mcp add --transport http -s project apiant-ai https://mcp.apiant.ai` Start Claude Code there, approve the server, and sign in in the browser page it opens. [Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code) ### Claude, web and desktop Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Cursor Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Zed Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Codex and the ChatGPT desktop app Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) ### Any other MCP client Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection. [Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp) Example flows ## What FreshBooks and Harpoon can do together ### From FreshBooks to Harpoon - When **New Bill** in FreshBooks then **Add Invoice** in Harpoon - When **New Client** in FreshBooks then **Add Lead Source** in Harpoon ### From Harpoon to FreshBooks - When **New Client** in Harpoon then **Create Client** in FreshBooks - When **New Contact** in Harpoon then **Add Payment to Invoice** in FreshBooks Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships. Everything your agent can do with FreshBooks and Harpoon ## Triggers and actions 25 triggers · 75 actions - Trigger **New Bill** Triggers when a new bill is created in FreshBooks. - Trigger **New Client** Triggers when a new client is created in FreshBooks. - Trigger **New Credit Note** Triggers when a new credit note is created in your FreshBooks account. - Trigger **New Estimate** Triggers when a new estimate is created in FreshBooks. - Trigger **New Expense** Triggers when a new expense is recorded in FreshBooks. - Trigger **New Filtered Invoice** Triggers when a new invoice matching your chosen filters (client, status, currency, amount, and more) is created in FreshBooks. - Trigger **New Invoice** Triggers when a new invoice is created in FreshBooks. - Trigger **New Invoice Payment** Triggers when a new invoice payment is created. - Trigger **New Project** Triggers when a new project is created in FreshBooks. - Trigger **New Staff Member** Triggers when a new staff member is added to your FreshBooks business. - Trigger **New Time Entry** Triggers when a new time entry is created in FreshBooks. - Trigger **New Vendor** Triggers when a new bill vendor is created in FreshBooks. - Trigger **Updated Bill** Triggers when a bill is updated in FreshBooks. Returns the id of the updated bill and the account, business and user it belongs to. - Trigger **Updated Estimate** Triggers when an estimate is updated. - Trigger **Updated Invoice** Triggers when an invoice is updated in FreshBooks. - Trigger **Updated Vendor** Triggers when a bill vendor is updated in FreshBooks. - Action **Add Payment to Invoice** Records a payment against a FreshBooks invoice and returns the created payment. - Action **Create Bill** Creates a bill in FreshBooks recording what your business owes a vendor, with its line items. - Action **Create Client** Creates a new client in your FreshBooks business, with contact details, billing and shipping addresses, and optional secondary contacts. - Action **Create Credit Note** Creates a credit note or prepayment credit for a client in FreshBooks. - Action **Create Estimate** Creates a new estimate for a client in FreshBooks, optionally with line items. - Action **Create Expense** Creates an expense in your FreshBooks business, with its amount, category, date and optional vendor, client, project and taxes. - Action **Create Invoice** Creates a new invoice for a client in FreshBooks, with optional line items, terms and notes. New invoices start as drafts unless a status is given. - Action **Create Invoice PDF** Returns the PDF of an existing FreshBooks invoice as a file you can attach or store. - Action **Create or Update Client** Updates an existing FreshBooks client (by Client ID, or by matching email) or creates a new client when none matches. - Action **Create or Update Invoice** Updates an existing FreshBooks invoice (by Invoice ID, or by matching Invoice Number), or creates a new invoice when none matches. - Action **Create Other Income** Records income received outside of an invoice, such as online store sales, rentals or advertising, in FreshBooks. - Action **Create Project** Creates a new project in FreshBooks, optionally linked to a client, with a fixed price or hourly rate. - Action **Create Recurring Invoice** Creates a recurring invoice profile in FreshBooks that generates invoices for a client on a set schedule. - Action **Create Time Entry** Creates a time entry recording time spent working for a client or project in FreshBooks. - Action **Create Vendor** Creates a bill vendor (a supplier you receive bills from) in your FreshBooks business. - Action **Find Bill** Finds bills in FreshBooks by id, vendor, status or currency and returns the matches. - Action **Find Client** Finds clients in your FreshBooks business by email, name, organization, phone or other details, and returns the matches. - Action **Find Credit Note** Finds a credit note in FreshBooks by its id and returns the credit note's details. - Action **Find Estimate** Finds estimates in FreshBooks matching an estimate number, client, status, notes, date or amount range, and other criteria. - Action **Find Invoice** Finds invoices in your FreshBooks account matching the criteria you give, such as invoice number, client, status, dates or amounts. - Action **Find Project** Finds FreshBooks projects whose title contains the given text, optionally limited to active or completed projects. - Action **Find Vendor** Finds bill vendors in your FreshBooks account whose business name matches the text you give. - Action **Send Estimate** Emails an existing estimate to the listed recipients and marks it as sent. - Action **Send Invoice** Emails an existing invoice to the recipients you choose and marks it as sent. - Action **Update Bill** Updates an existing bill from a vendor, such as its dates, bill number, line items or status. - Action **Update Credit Note** Updates an existing credit note in FreshBooks, changing only the details you fill in. - Action **Update Estimate** Updates an existing FreshBooks estimate's client, dates, address details, notes, terms or line items. Only the fields you fill in are changed. - Action **Update Time Entry** Updates an existing time entry in FreshBooks, such as its duration, note, client or project. - Action **Update Vendor** Updates an existing bill vendor's name, contact details, address and preferences. Fields left blank are not changed. - Trigger **New Client** Triggered when a new client is created in Harpoon. - Trigger **New Contact** Triggered when a new contact is created in Harpoon. - Trigger **New Expense** Triggered when a new expense is created in your Harpoon account. - Trigger **New Expense Category** Triggered when a new expense category is created in Harpoon. - Trigger **New Invoice** Triggered when a new invoice is created in Harpoon. - Trigger **New Payment** Triggered when a new payment is recorded in your Harpoon account. - Trigger **New Project** Triggered when a new project is created in Harpoon. - Trigger **New Task Category** Triggered when a new task category is added in your Harpoon account. - Trigger **New Time Entry** Triggered when a new time entry is logged in Harpoon. - Action **Add Credit Entry** Creates a new credit entry on a client's account in Harpoon, recording an amount, a date and an optional note or originating invoice. Returns the credit entry that was created. - Action **Add Invoice** Creates a new invoice in Harpoon for a client or project, with an invoice number, issue date, and optional line items. Returns the invoice that was created. - Action **Add Lead Source** Creates a new lead source in Harpoon, so new clients can be tagged with where they came from. Returns the lead source that was created. - Action **Add Note** Adds a note to a client, project or invoice in Harpoon. Returns the note that was created. - Action **Add Team** Creates a new team in your Harpoon account. Harpoon populates the new team from your account details; the API accepts no team attributes on creation. - Action **Clone Time Entry** Creates a copy of an existing time entry in Harpoon. The copy keeps the original's project, task and description, and starts with today's date and zero hours logged. - Action **Create Contact** Creates a contact person under a Harpoon client, with their name, email address, and phone number. Returns the contact that was created. - Action **Create Expense** Records a one-off expense in Harpoon with its date, amount, and vendor, optionally attributed to a client, project, or expense category. Returns the expense that was created. - Action **Create Expense Category** Creates a new expense category in your Harpoon account so expenses can be grouped under it. - Action **Create Project** Creates a project in Harpoon for a client, with its budget, rate, and start and end dates. Returns the project that was created. - Action **Create Time Entry** Logs hours worked in Harpoon for a team member on a given date, optionally against a client or project. Returns the time entry that was created. - Action **Delete Client** Deletes a client from your Harpoon account. - Action **Delete Expense** Permanently deletes an expense from your Harpoon account. - Action **Delete Invoice** Permanently removes an invoice from Harpoon. Returns Harpoon's confirmation that the invoice was deleted. - Action **Delete Note** Deletes a note from your Harpoon account. - Action **Delete Recurring Expense** Deletes a recurring expense template from Harpoon by its id, so it stops generating new expenses. - Action **Delete Recurring Invoice** Stops and removes a recurring invoice schedule in Harpoon so it no longer generates invoices. Returns Harpoon's confirmation that it was deleted. - Action **Delete Time Entry** Deletes a time entry from your Harpoon account. - Action **Get Client** Returns a single client from your Harpoon account, including its name, contact details and other stored attributes. - Action **Get Client Credits** Returns a client's credit entries in Harpoon, along with the credit still available on the account. - Action **Get Contact** Returns a single Harpoon contact, including their name, email address, phone number, and the client they belong to. - Action **Get Estimate** Returns a single estimate from your Harpoon account, including its client, line items, totals and status. - Action **Get Expense** Returns a single expense from your Harpoon account, including its amount, date, vendor, category and the client or project it is attached to. - Action **Get Expense Category** Returns a single Harpoon expense category with every detail it carries, including its name and budget settings. - Action **Get Invoice** Fetches one invoice from Harpoon by its id, with its client, line items and payment totals. An error occurs if the invoice is not found. - Action **Get Lead Source** Returns a single lead source from your Harpoon account. - Action **Get Project** Returns a single project from your Harpoon account, including its client, budget and status. - Action **Get Recurring Expense** Fetches one recurring expense template from Harpoon by its id, with its vendor, amount, frequency and schedule. An error occurs if it is not found. - Action **Get Recurring Invoice** Returns a single recurring invoice schedule from Harpoon, including its client, frequency, dates, and line items. - Action **Get Task** Returns a single task category from your Harpoon account, including its name and hourly rate. - Action **Get Team** Returns a single team from your Harpoon account, including its name, email address, phone, address, owner and whether it is active. - Action **Get Time Entry** Returns a single tracked time entry from your Harpoon account, including its date, hours, client, project and notes. - Action **List Contacts** Returns the contacts in your Harpoon account, including each contact's name, email address and phone number. - Action **List Estimates** Returns the estimates in a Harpoon account, optionally narrowed to a year, client, project, status, or search text. - Action **List Expense Categories** Returns the expense categories set up in Harpoon, each with its budget settings. - Action **List Expenses** Returns the expenses in your Harpoon account, optionally narrowed by date range, client, project, category, billing status or search text. - Action **List Invoices** Returns the invoices in your Harpoon account, optionally narrowed by year, client, project, status or a search term. - Action **List Projects** Returns the projects in a Harpoon account, with their client, budget, rate, and dates. - Action **List Teams** Returns the teams in your Harpoon account, along with the total number of teams found. - Action **List Time Entries** Returns time entries from your Harpoon account — either the timers running now or logged history for a date range — optionally narrowed by client, project, task, team member or billing status. - Action **Update Expense** Updates an existing expense in your Harpoon account. Only the values you supply are changed. - Action **Update Invoice** Updates an existing invoice in your Harpoon account. Only the values you supply are changed. - Action **Update Project** Updates an existing project in Harpoon — its name, client, billing type, status, dates, budget and task rates. Returns the updated project. - Action **Update Recurring Expense** Updates a recurring expense in Harpoon — its vendor, amount, frequency, category, dates, and status. Anything left blank keeps its current value. Returns the updated recurring expense. - Action **Update Recurring Invoice** Updates an existing recurring invoice template in your Harpoon account. Only the values you supply are changed. - Action **Update Time Entry** Updates an existing time entry in Harpoon — its date, hours, description, project, task or billing state. ## Each app on its own - [ **FreshBooks** FreshBooks is a cloud accounting software designed exclusively for self-employed professionals and their...](https://apiant.ai/connections/freshbooks) - [ **Harpoon** Harpoon is a financial planning, scheduling, time-tracking, invoicing, and budgeting platform for...](https://apiant.ai/connections/harpoon) Reviews ## What our customers say ## More from FreshBooks - [ **FreshBooks to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/freshbooks-to-hubspot) - [ **FreshBooks to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/freshbooks-to-salesforce) - [ **FreshBooks to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/freshbooks-to-slack) - [ **FreshBooks to Google Sheets** Google Sheets](https://apiant.ai/connect/freshbooks-to-google-sheets) - [ **FreshBooks to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/freshbooks-to-gmail) - [ **FreshBooks to Google Calendar** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/freshbooks-to-google-calendar) ## More into Harpoon - [ **Google Calendar to Harpoon** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-harpoon) - [ **ActiveCampaign to Harpoon** ActiveCampaign is a marketing automation, email marketing, and CRM platform.](https://apiant.ai/connect/activecampaign-to-harpoon) - [ **Notion to Harpoon** A new tool that blends your everyday work apps into one. It's the all-in-one workspace for you and your team.](https://apiant.ai/connect/notion-to-harpoon) - [ **Airtable to Harpoon** Organize anything with Airtable, a modern database created for everyone.](https://apiant.ai/connect/airtable-to-harpoon) - [ **Asana to Harpoon** Asana is a collaborative information manager for workspace.](https://apiant.ai/connect/asana-to-harpoon) - [ **ClickUp to Harpoon** ClickUp is an all-in-one app to plan, track, and manage your work in a beautifully intuitive environment.](https://apiant.ai/connect/clickup-to-harpoon) Questions ## FreshBooks and Harpoon, answered ### ### What can start an automation from FreshBooks? Any of FreshBooks's 16 triggers in the catalog, including New Bill, New Client, New Credit Note and New Estimate. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Harpoon when something happens in FreshBooks? Any of Harpoon's 46 actions, including Create Contact, Create Expense, Create Expense Category and Create Project. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Harpoon to FreshBooks? Yes. When something happens in Harpoon, your agent can act in FreshBooks too. This page covers both directions: Harpoon's triggers and FreshBooks's actions are listed here as well. ### ### Do I have to build a connector for FreshBooks or Harpoon? No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running. ### ### Can my AI client use FreshBooks and Harpoon without building an automation? Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both. ### ### What happens when something fails? Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships. ### ### Is there a free plan? Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.