--- title: "Connect Harpoon and SimplyPrint - APIANT.ai" description: "When \"New Client\" fires in Harpoon, your agent runs \"Add Queue Item\" in SimplyPrint, or \"Filament Created\" in SimplyPrint to \"Add Invoice\" in Harpoon." canonical: "https://apiant.ai/connect/harpoon-to-simplyprint" --- # Connect Harpoon and SimplyPrint When **New Client** fires in [Harpoon](https://apiant.ai/connections/harpoon), your agent runs **Add Queue Item** in [SimplyPrint](https://apiant.ai/connections/simplyprint), or **Filament Created** in SimplyPrint to **Add Invoice** in Harpoon. Describe the whole flow and it is built, tested on every scenario and kept running. Harpoon **9** triggers Harpoon **46** actions SimplyPrint **56** triggers SimplyPrint **42** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Harpoon and SimplyPrint 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 Harpoon and SimplyPrint can do together ### From Harpoon to SimplyPrint - When **New Client** in Harpoon then **Add Queue Item** in SimplyPrint - When **New Contact** in Harpoon then **Add Spare Part** in SimplyPrint ### From SimplyPrint to Harpoon - When **Filament Created** in SimplyPrint then **Add Invoice** in Harpoon - When **Filament Updated** in SimplyPrint then **Add Lead Source** in Harpoon 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 Harpoon and SimplyPrint ## Triggers and actions 65 triggers · 88 actions - 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. - Trigger **Balance Adjusted** Triggers when a user's balance is adjusted in SimplyPrint. - Trigger **Balance Charged** Triggers when a user's SimplyPrint balance is charged, for example when a print's cost is deducted from their prepaid credit. - Trigger **Balance Refunded** Triggers when a user's SimplyPrint balance is refunded. - Trigger **Balance Topped Up** Triggers when a user's SimplyPrint balance is topped up. - Trigger **Bed Cleared** Triggers when a printer's bed is marked as cleared after a print in SimplyPrint. - Trigger **Filament Assigned** Triggers when a filament spool is assigned to a printer in SimplyPrint. - Trigger **Filament Created** Triggers when a filament spool is created in SimplyPrint. - Trigger **Filament Deleted** Triggers when a filament spool is deleted in SimplyPrint. - Trigger **Filament Unassigned** Triggers when a filament spool is unassigned from a printer in SimplyPrint. - Trigger **Filament Updated** Triggers when a filament spool is updated in SimplyPrint. - Trigger **Maintenance Job Cancelled** Triggers when a maintenance job is cancelled in SimplyPrint. - Trigger **Maintenance Job Completed** Triggers when a maintenance job is completed in SimplyPrint. - Trigger **Maintenance Job Created** Triggers when a maintenance job is created in SimplyPrint. - Trigger **Maintenance Job Deleted** Triggers when a maintenance job is deleted in SimplyPrint. - Trigger **Maintenance Job Overdue** Triggers when a SimplyPrint maintenance job becomes overdue. - Trigger **Maintenance Job Reopened** Triggers when a maintenance job is reopened in SimplyPrint. - Trigger **Maintenance Job Started** Triggers when a maintenance job is started in SimplyPrint. - Trigger **Maintenance Job Updated** Triggers when a maintenance job is updated in SimplyPrint. - Trigger **Maintenance Problem Reported** Triggers when a maintenance problem is reported on a printer in SimplyPrint. - Trigger **Maintenance Problem Resolved** Triggers when a maintenance problem reported on a printer is marked as resolved in SimplyPrint. - Trigger **Maintenance Schedule Created** Triggers when a maintenance schedule is created in SimplyPrint. - Trigger **Maintenance Schedule Deleted** Triggers when a maintenance schedule is deleted in SimplyPrint. - Trigger **Maintenance Schedule Updated** Triggers when a maintenance schedule is updated in SimplyPrint. - Trigger **Maintenance Task Completed** Triggers when a task on a SimplyPrint maintenance job is marked completed. - Trigger **Maintenance Task Skipped** Triggers when a maintenance task on a SimplyPrint maintenance job is skipped. - Trigger **New Print Started** Triggers when a print job starts on one of your SimplyPrint printers. - Trigger **Printer AI Failure Detected** Triggers when SimplyPrint's AI failure detection spots a likely failed print on a printer. - Trigger **Printer AI Failure False Positive** Triggers when an AI failure detection on a SimplyPrint printer is marked as a false positive. - Trigger **Printer AI State Changed** Triggers when a printer's AI failure detection state changes in SimplyPrint. - Trigger **Printer Autoprint Max Cycles Reached** Triggers when a printer's AutoPrint reaches its maximum number of print cycles and stops. - Trigger **Printer AutoPrint State Changed** Triggers when AutoPrint is turned on or off for a printer in SimplyPrint. - Trigger **Printer Custom Tag Assigned** Triggers when a custom tag is assigned to a printer in SimplyPrint. - Trigger **Printer Custom Tag Detached** Triggers when a custom tag is removed from a printer in SimplyPrint. - Trigger **Printer Material Changed** Triggers when the material loaded on a SimplyPrint printer changes. - Trigger **Printer Nozzle Size Changed** Triggers when the nozzle size set on a SimplyPrint printer is changed. - Trigger **Printer Out of Order State Changed** Triggers when a SimplyPrint printer is marked out of order or brought back into service. - Trigger **Print Job Cancelled** Triggers when a print job is cancelled in SimplyPrint. - Trigger **Print Job Completed** Triggers when a SimplyPrint print job finishes. - Trigger **Print Job Failed** Triggers when a print job fails in SimplyPrint. - Trigger **Print Job Objects Skipped** Triggers when objects are skipped in an active SimplyPrint print job. - Trigger **Print Job Paused** Triggers when a print job is paused on one of your SimplyPrint printers. - Trigger **Queue Emptied** Triggers when the SimplyPrint print queue (or one of its queue groups) is emptied. - Trigger **Queue Item Added** Triggers when an item is added to the SimplyPrint print queue. - Trigger **Queue Item Deleted** Triggers when an item is deleted from the print queue. - Trigger **Queue Item Denied** Triggers when a queue item is denied. - Trigger **Queue Item Moved** Triggers when an item in the SimplyPrint print queue is moved. - Trigger **Queue Item Revived** Triggers when a deleted queue item is restored. - Trigger **Quota Adjusted** Triggers when a user's print quota is adjusted in SimplyPrint. - Trigger **Quota Request Created** Triggers when a user requests a new quota. - Trigger **Quota Request Resolved** Triggers when a quota request is approved or denied. - Trigger **Quota Reset** Triggers when a quota is reset (e.g. at period rollover). - Trigger **Spare Part Created** Triggers when a spare part is added to the SimplyPrint maintenance inventory. - Trigger **Spare Part Deleted** Triggers when a spare part is deleted from the SimplyPrint maintenance inventory. - Trigger **Spare Part Low Stock** Triggers when a spare part stock falls below its threshold. - Trigger **Spare Part Stock Adjusted** Triggers when the stock level of a spare part in SimplyPrint's maintenance inventory is adjusted. - Trigger **Spare Part Updated** Triggers when a spare part is updated. - Action **Add Queue Item** Adds a file to the SimplyPrint print queue, either a file from your SimplyPrint files or one uploaded through the API, and returns the new queue item's id. Requires the Print Farm plan. - Action **Add Spare Part** Adds a spare part to your SimplyPrint maintenance inventory, with its stock quantity, low-stock threshold, cost and compatible printer models. Requires the Print Farm plan. - Action **Assign Tag** Assigns one or more custom tags to a printer, printer group, file or queue item in SimplyPrint, optionally detaching other custom tags in the same call. - Action **Create Filament** Creates one or more filament spools in your SimplyPrint filament inventory, with their color, material, brand, size and slicing temperatures. - Action **Create Folder** Creates a new folder in your SimplyPrint files, either private or shared with your organisation. - Action **Create Printer Group** Creates a new printer group in your SimplyPrint account with the name you choose. - Action **Create Queue Group** Creates a new print queue group in SimplyPrint, optionally limited to certain file types, printers, printer models or printer groups. - Action **Create Tag** Creates a new custom tag in your SimplyPrint account, with a name and badge color, that you can then assign to printers, groups, files or queue items. - Action **Delete Filament** Deletes a filament spool from your SimplyPrint account. - Action **Delete Files** Deletes one or more files from the SimplyPrint file library. - Action **Delete Folders** Deletes one or more folders from your SimplyPrint file library. - Action **Delete Printer Group** Deletes a printer group. Printers in the deleted group are moved to the next group, or to "No group" if it was the last one. - Action **Delete Queue Group** Deletes a print queue group in SimplyPrint, optionally moving its queue items to another group. - Action **Delete Queue Item** Deletes one or more items from the SimplyPrint print queue. Requires the Print Farm plan. - Action **Delete Tag** Deletes a custom tag and detaches it from every printer, file and queue item it was attached to. - Action **Detach Tag** Removes a custom tag from a printer, printer group, file or queue item. - Action **Download Temp File** Download a file you uploaded to SimplyPrint's temporary storage with Upload Temp File. - Action **Empty Queue** Removes every item from a SimplyPrint print queue (or a single queue group), or clears the queue's completed-items history. - Action **Find Filament** Finds filament spools in your SimplyPrint account whose spool code, id, brand, colour name or material type matches the text you enter. - Action **Find Filament Type** Returns the filament types (material profiles) in your SimplyPrint account whose name or material type matches the text you give, such as PLA or PETG. - Action **Find File** Finds files in your SimplyPrint file library whose names match a search, across all folders or within one folder. - Action **Find Folder** Finds folders in your SimplyPrint files whose name matches the search text, returning every match and the first one. - Action **Find Printer Group** Finds printer groups on the SimplyPrint account whose name matches the name you give, and returns the matching groups. - Action **Find Queue Group** Finds print queue groups whose name contains the text you give and returns the matches, with the first match on its own. - Action **Find Tag** Finds custom tags on your SimplyPrint account by name or id. Returns every matching tag and the first match. - Action **Get Queue Item** Returns one item from the SimplyPrint print queue, including its file, print count, analysis, cost estimate and custom field values. - Action **List API Files** Lists the files you uploaded through the SimplyPrint API that have not expired yet. - Action **List Spare Parts** Returns the spare parts in your SimplyPrint maintenance inventory, optionally filtered by category, stock status, printer brand or model, or a search term. - Action **Move Files** Moves one or more files into a folder in your SimplyPrint file library. - Action **Move Folder** Moves a folder in SimplyPrint into another folder, or to the top level of your files. - Action **Move Queue Items** Moves one or more print queue items into a different queue group. - Action **Send Test Webhook** Makes SimplyPrint send a test event to one of your webhooks, so you can check it is reachable. - Action **Set Queue Order** Moves a print queue item to a new position in the SimplyPrint queue. - Action **Submit Custom Field Value** Saves custom field values on one or more SimplyPrint records, such as print jobs, queue items, user files, printers, users or filament spools. - Action **Update Filament** Updates an existing filament spool in your SimplyPrint account, such as its color, material, brand, slicing temperatures and remaining amount. - Action **Update Printer Group** Renames an existing printer group in your SimplyPrint account. - Action **Update Queue Group** Updates an existing print queue group in SimplyPrint: its name, accepted file types, and which printers, printer models or printer groups it serves. - Action **Update Spare Part** Updates an existing spare part in your SimplyPrint maintenance inventory, changing only the details you fill in. - Action **Update Tag** Renames a custom tag or changes its badge color in your SimplyPrint account. - Action **Upload API File** Uploads a file to SimplyPrint as a temporary API file, so it can then be added to your files or started as a print. - Action **Upload File** Adds a file previously uploaded through SimplyPrint API Files to your SimplyPrint files, optionally inside a chosen folder, and returns the new file's id. - Action **Upload Temp File** Uploads a file to SimplyPrint's temporary file storage so it can be used by a later step, such as adding it to your files or the print queue. ## Each app on its own - [ **Harpoon** Harpoon is a financial planning, scheduling, time-tracking, invoicing, and budgeting platform for...](https://apiant.ai/connections/harpoon) - [ **SimplyPrint** SimplyPrint is a 3D printer management platform that lets you monitor, control, and automate your 3D...](https://apiant.ai/connections/simplyprint) Reviews ## What our customers say ## More from Harpoon - [ **Harpoon to Bugcrowd** Bugcrowd API for interacting and tracking the reported issues programmatically](https://apiant.ai/connect/harpoon-to-bugcrowd) - [ **Harpoon to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/harpoon-to-hubspot) - [ **Harpoon to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/harpoon-to-salesforce) - [ **Harpoon to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/harpoon-to-slack) - [ **Harpoon to Google Sheets** Google Sheets](https://apiant.ai/connect/harpoon-to-google-sheets) - [ **Harpoon to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/harpoon-to-gmail) ## More into SimplyPrint - [ **HubSpot to SimplyPrint** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-simplyprint) - [ **Salesforce to SimplyPrint** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-simplyprint) - [ **Google Sheets to SimplyPrint** Google Sheets](https://apiant.ai/connect/google-sheets-to-simplyprint) - [ **Gmail to SimplyPrint** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-simplyprint) - [ **Google Calendar to SimplyPrint** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-simplyprint) - [ **Google Drive to SimplyPrint** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-simplyprint) Questions ## Harpoon and SimplyPrint, answered ### ### What can start an automation from Harpoon? Any of Harpoon's 9 triggers in the catalog, including New Client, New Contact, New Expense and New Expense Category. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in SimplyPrint when something happens in Harpoon? Any of SimplyPrint's 42 actions, including Create Filament, Create Folder, Create Printer Group and Create Queue Group. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from SimplyPrint to Harpoon? Yes. When something happens in SimplyPrint, your agent can act in Harpoon too. This page covers both directions: SimplyPrint's triggers and Harpoon's actions are listed here as well. ### ### Do I have to build a connector for Harpoon or SimplyPrint? 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 Harpoon and SimplyPrint 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.