Integration
Connect Harpoon and inFlow Inventory
When something happens in Harpoon or inFlow Inventory, your agent does the next thing in the other. Describe it and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want Harpoon and inFlow Inventory to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiAny 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.aiStart Claude Code there, approve the server, and sign in in the browser page it opens.
Claude Code guide (opens in a new tab)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)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)Zed
Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.
Setup guide (opens in a new tab)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)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)Example flows
What Harpoon and inFlow Inventory can do together
From Harpoon to inFlow Inventory
When New Client in Harpoon
then Create a Product in inFlow Inventory
When New Contact in Harpoon
then Create a Sales Order in inFlow Inventory
From inFlow Inventory to Harpoon
When New or Updated Customer in inFlow Inventory
then Add Credit Entry in Harpoon
When New or Updated Manufacturing Order in inFlow Inventory
then Add Invoice 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 inFlow Inventory
Triggers and actions 19 triggers · 114 actions
Trigger
New ClientTriggered when a new client is created in Harpoon.
Trigger
New ContactTriggered when a new contact is created in Harpoon.
Trigger
New ExpenseTriggered when a new expense is created in your Harpoon account.
Trigger
New Expense CategoryTriggered when a new expense category is created in Harpoon.
Trigger
New InvoiceTriggered when a new invoice is created in Harpoon.
Trigger
New PaymentTriggered when a new payment is recorded in your Harpoon account.
Trigger
New ProjectTriggered when a new project is created in Harpoon.
Trigger
New Task CategoryTriggered when a new task category is added in your Harpoon account.
Trigger
New Time EntryTriggered when a new time entry is logged in Harpoon.
Action
Add Credit EntryCreates 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 InvoiceCreates 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 SourceCreates 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 NoteAdds a note to a client, project or invoice in Harpoon. Returns the note that was created.
Action
Add TeamCreates 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 EntryCreates 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 ContactCreates a contact person under a Harpoon client, with their name, email address, and phone number. Returns the contact that was created.
Action
Create ExpenseRecords 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 CategoryCreates a new expense category in your Harpoon account so expenses can be grouped under it.
Action
Create ProjectCreates 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 EntryLogs 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 ClientDeletes a client from your Harpoon account.
Action
Delete ExpensePermanently deletes an expense from your Harpoon account.
Action
Delete InvoicePermanently removes an invoice from Harpoon. Returns Harpoon's confirmation that the invoice was deleted.
Action
Delete NoteDeletes a note from your Harpoon account.
Action
Delete Recurring ExpenseDeletes a recurring expense template from Harpoon by its id, so it stops generating new expenses.
Action
Delete Recurring InvoiceStops 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 EntryDeletes a time entry from your Harpoon account.
Action
Get ClientReturns a single client from your Harpoon account, including its name, contact details and other stored attributes.
Action
Get Client CreditsReturns a client's credit entries in Harpoon, along with the credit still available on the account.
Action
Get ContactReturns a single Harpoon contact, including their name, email address, phone number, and the client they belong to.
Action
Get EstimateReturns a single estimate from your Harpoon account, including its client, line items, totals and status.
Action
Get ExpenseReturns 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 CategoryReturns a single Harpoon expense category with every detail it carries, including its name and budget settings.
Action
Get InvoiceFetches 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 SourceReturns a single lead source from your Harpoon account.
Action
Get ProjectReturns a single project from your Harpoon account, including its client, budget and status.
Action
Get Recurring ExpenseFetches 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 InvoiceReturns a single recurring invoice schedule from Harpoon, including its client, frequency, dates, and line items.
Action
Get TaskReturns a single task category from your Harpoon account, including its name and hourly rate.
Action
Get TeamReturns a single team from your Harpoon account, including its name, email address, phone, address, owner and whether it is active.
Action
Get Time EntryReturns a single tracked time entry from your Harpoon account, including its date, hours, client, project and notes.
Action
List ContactsReturns the contacts in your Harpoon account, including each contact's name, email address and phone number.
Action
List EstimatesReturns the estimates in a Harpoon account, optionally narrowed to a year, client, project, status, or search text.
Action
List Expense CategoriesReturns the expense categories set up in Harpoon, each with its budget settings.
Action
List ExpensesReturns the expenses in your Harpoon account, optionally narrowed by date range, client, project, category, billing status or search text.
Action
List InvoicesReturns the invoices in your Harpoon account, optionally narrowed by year, client, project, status or a search term.
Action
List ProjectsReturns the projects in a Harpoon account, with their client, budget, rate, and dates.
Action
List TeamsReturns the teams in your Harpoon account, along with the total number of teams found.
Action
List Time EntriesReturns 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 ExpenseUpdates an existing expense in your Harpoon account. Only the values you supply are changed.
Action
Update InvoiceUpdates an existing invoice in your Harpoon account. Only the values you supply are changed.
Action
Update ProjectUpdates an existing project in Harpoon — its name, client, billing type, status, dates, budget and task rates. Returns the updated project.
Action
Update Recurring ExpenseUpdates 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 InvoiceUpdates an existing recurring invoice template in your Harpoon account. Only the values you supply are changed.
Action
Update Time EntryUpdates an existing time entry in Harpoon — its date, hours, description, project, task or billing state.
Trigger
New or Updated CustomerTriggers when a customer is created or updated.
Trigger
New or Updated Manufacturing OrderTriggers when a manufacturing order is created or updated.
Trigger
New or Updated Purchase OrderTriggers when a purchase order is created or updated.
Trigger
New or Updated Purchase QuoteTriggers when a purchase quote is created or updated.
Trigger
New or Updated Sales OrderTriggers when a sales order is created or updated.
Trigger
New or Updated Sales QuoteTriggers when a sales quote is created or updated.
Trigger
New or Updated Stock AdjustmentTriggers when a stock adjustment is created or updated.
Trigger
New or Updated Stock CountTriggers when a stock count is created or updated.
Trigger
New or Updated Stock TransferTriggers when a stock transfer is created or updated.
Trigger
New or Updated VendorTriggers when a vendor is created or updated.
Action
Approve Purchase OrderApproves an existing purchase order in inFlow, the same as clicking Approve in the inFlow app, and returns the updated purchase order.
Action
Convert Purchase Quote to Purchase OrderConverts a purchase quote into a purchase order, the same as the Convert to order action in inFlow.
Action
Convert Sales Quote to Sales OrderConverts an inFlow sales quote into a sales order, the same as the Convert to order action in inFlow.
Action
Create a ProductCreates a new product in inFlow Inventory.
Action
Create a Sales OrderCreates a new sales order (or sales quote) in inFlow for a customer, with optional product lines, addresses and custom fields.
Action
Create a Stock AdjustmentCreates a stock adjustment
Action
Create a Stock CountCreates a stock count
Action
Create a Stock Count SheetCreates a new stock count sheet.
Action
Create a Stock TransferCreates a stock transfer
Action
Create a VendorCreates a vendor
Action
Create CustomerCreates a customer
Action
Create Manufacturing OrderCreates a new manufacturing order
Action
Create Purchase OrderCreates a purchase order
Action
Find a Adjustment ReasonFinds adjustment reasons in inFlow Inventory by name.
Action
Find a CategoryFinds categories whose name contains the text you enter and returns the first match plus every match.
Action
Find a Count SheetLooks up an inFlow count sheet by its ID.
Action
Find a Custom DocumentFinds inFlow records of the document type you choose (customers, vendors, products, sales orders, purchase orders and more) whose chosen field matches a value. Returns the first match plus every match on the first page.
Action
Find a CustomerReturns the inFlow customers that match the given criteria (name, email, phone, address and more).
Action
Find a LocationReturns up to 100 inFlow locations whose name contains the given text.
Action
Find a Manufacturing OrderFinds manufacturing orders in inFlow by order number, status, dates, location or assignee. Returns every match plus the first matching order.
Action
Find a Payment TermFinds payment terms in inFlow whose name contains the given text.
Action
Find a Pricing SchemeReturns the pricing schemes whose name contains the specified text.
Action
Find a ProductReturns up to 100 inFlow products matching the name, barcode, description, smart search text or other filters supplied.
Action
Find a Purchase OrderFinds purchase orders by order number or other filters and returns the matches.
Action
Find a Sales OrderSearch for the details of a sales order by a Sales Order ID or Sales Order Number.
Action
Find a Stock AdjustmentSearch for the details of a Stock Adjustment by a Stock Adjustment ID or Stock Adjustment Number.
Action
Find a Stock CountSearch for the details of a Stock Count by a Stock Count ID or Stock Count Number.
Action
Find a Stockroom ScanFinds stockroom scans by scan number. inFlow has deprecated this endpoint; newer scans are recorded as stock adjustments.
Action
Find a Stock TransferSearch for the details of a Stock Transfer by a Stock Transfer ID or Stock Transfer Number.
Action
Find a Taxing SchemeSearch for the details of a taxing scheme by Name.
Action
Find a VendorFinds inFlow vendors matching name, contact, email, phone, address or other filters, returning the first match and the full list.
Action
Find or Create a Customer DocumentFinds a customer whose name exactly matches the given name; if none exists, creates one with the supplied details. Returns the customer record either way.
Action
Find or Create a Manufacturing Order DocumentSearches for a manufacturing order document by document type.
Action
Find or Create a ProductReturns the product with exactly the given name, creating it first if no such product exists.
Action
Find or Create a Purchase Order DocumentSearches for a purchase order document by document type.
Action
Find or Create a Sales Order DocumentLooks up a sales order by its order number and returns it; if no order has that number, creates a new sales order with it.
Action
Find or Create a Stock Adjustment DocumentSearches for a stock adjustment document by document type.
Action
Find or Create a Stock Count DocumentSearches for a stock count document by document type.
Action
Find or Create a Stock Transfer DocumentSearches for a stock transfer document by document type.
Action
Find or Create a VendorSearches for a vendor by ID or name and creates a new vendor if it doesn't exist.
Action
Find or Create a Vendor DocumentSearches for a vendor document by document type.
Action
Find or Create CustomerFinds a customer by exact name; if none exists, creates one with the supplied details.
Action
Find or Create Customer by EmailLooks up an inFlow customer by exact email address and returns it; if none exists, creates a new customer with that email.
Action
Find or Create Vendor by EmailSearches for a vendor by Email and/or name and creates a new vendor if it doesn't exist.
Action
Fulfill Purchase OrderMarks every line of a purchase order as received and adds the corresponding stock, the same as the Fulfill button in inFlow.
Action
Fulfill Sales OrderQuick-fulfills a sales order in one step.
Action
Invoice Sales OrderQuick-invoices a sales order.
Action
List CustomersReturns all customers in the inFlow account, with pagination.
Action
List LocationsLists the locations (warehouses, stores) in your inFlow account.
Action
List Manufacturing OrdersLists manufacturing orders in inFlow, optionally filtered by number, status, dates, location or assignee. Returns up to 100 orders.
Action
List ProductsLists products in inFlow, optionally filtered by name, description, barcode, type, category, lot tracking, modification date or a smart search. Returns up to 100 products.
Action
List Purchase OrdersReturns all purchase orders, with pagination.
Action
List Sales OrdersReturns all sales orders, with pagination.
Action
List Stock CountsReturns all stock counts, with pagination.
Action
List VendorsReturns all vendors in the inFlow account, with pagination.
Action
Pay Sales OrderMarks an inFlow sales order as paid, the same as the Mark paid button in inFlow.
Action
Ship Sales OrderMarks a sales order as quick-shipped (final fulfillment step).
Action
Update a Manufacturing OrderUpdates an existing manufacturing order by ID. Only the fields you fill in are changed.
Action
Update a ProductUpdates a product given their ID.
Action
Update a Purchase OrderUpdates an existing purchase order in inFlow by ID. Only the fields you fill in are changed.
Action
Update a Sales OrderUpdates a sales order given their ID.
Action
Update a Stock AdjustmentUpdates a stock adjustment given their ID.
Action
Update a Stock CountUpdates a stock count given their ID.
Action
Update a Stock Count SheetUpdates a stock count sheet.
Action
Update a Stockroom ScanUpdates a stockroom scan in inFlow. inFlow marks this endpoint deprecated; new scans are stored as stock adjustments.
Action
Update a Stock TransferUpdates a stock transfer given their ID.
Action
Update CustomerUpdates a customer given their ID.
Action
Update VendorUpdates an existing vendor by ID. Fields left blank keep their current values.
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
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Questions
Harpoon and inFlow Inventory, 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 inFlow Inventory when something happens in Harpoon?
Any of inFlow Inventory's 68 actions, including Create a Product, Create a Sales Order, Create a Stock Adjustment and Create a Stock Count. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from inFlow Inventory to Harpoon?
Yes. When something happens in inFlow Inventory, your agent can act in Harpoon too. This page covers both directions: inFlow Inventory's triggers and Harpoon's actions are listed here as well.
Do I have to build a connector for Harpoon or inFlow Inventory?
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.
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.