Integration
Connect Squarespace Commerce to OnceOnly
When New Profile fires in Squarespace Commerce, your agent runs Add event in OnceOnly. Describe the whole flow 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 Squarespace Commerce and OnceOnly to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiOne 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.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 Squarespace Commerce can start in OnceOnly
When New Profile in Squarespace Commerce
then Add event in OnceOnly
When New Transaction in Squarespace Commerce
then Add policy in OnceOnly
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 Squarespace Commerce and OnceOnly
Triggers and actions 2 triggers · 24 actions
Trigger
New ProfileTriggers when a new customer, subscriber or donor profile is added to the Squarespace site.
Trigger
New TransactionTriggers when a new payment transaction document (for an order or a donation) appears in your Squarespace store.
Action
Create ContactCreates a new contact on your Squarespace site with a name, locale and primary email, optionally opting them in to marketing emails.
Action
Delete productDeletes a product, along with its variants and images, from the Squarespace store.
Action
Fulfill orderMarks a Squarespace Commerce order as fulfilled, optionally adding shipment tracking details and emailing the customer a shipping notification.
Action
Get contactReturns a single contact from your Squarespace site, including name, locale, primary email with marketing status, and default shipping address.
Action
Get orderReturns a single Squarespace Commerce order by its id, including line items, totals, addresses, payment state and fulfillment status.
Action
Get productReturns a store product by its id, including its variants, pricing, stock, images and SEO details.
Action
List contactsReturns all contacts for the Squarespace website, including names, locale, primary email with marketing status and default shipping address.
Action
List discountsReturns the discounts and promo codes configured for the Squarespace store, optionally filtered by status, type or a search term.
Action
List inventoryReturns the current stock level of every product variant in the store, including its SKU, description, quantity and whether stock is unlimited.
Action
List ordersReturns the store's orders, most recently modified first, optionally narrowed to one customer, a modification date range, a fulfillment status or payment states.
Action
List productsReturns the products in your Squarespace store, optionally narrowed by product type, a search term, or a last-modified date range.
Action
List transactionsReturns the financial transactions for your store's orders and donations, grouped per order or donation, optionally filtered by modification date or order.
Action
Update inventoryAdjusts stock quantities for product variants: add or subtract stock, set an exact quantity, or mark variants as having unlimited stock.
Action
Add eventAdds an event to an agent run's timeline in OnceOnly, such as a step starting, a tool call, or a failure.
Action
Add policyCreates or updates the governance policy for an agent, such as rate limits, spend limits and allowed or blocked tools.
Action
Add toolCreates or updates a tool in your OnceOnly tool registry, pointing at your backend URL. Returns the saved tool without its secret.
Action
Check & LockChecks an idempotency key and locks it if it is new, telling you whether the event is a first occurrence or a duplicate.
Action
Delete toolPermanently deletes a tool from your OnceOnly tool registry.
Action
Get policyReturns the governance policy configured for an agent.
Action
Get runReturns a run's timeline: the run id, the total number of events and the list of events recorded for it.
Action
Get toolReturns the details of a registered tool by name, including its URL, scope, enabled state and retry settings.
Action
List policiesReturns every agent policy on the OnceOnly account, each with its agent id and policy settings.
Action
List runsReturns the runs recorded on your OnceOnly account, with each run's latest status and event count.
Action
List toolsReturns the tools registered in your OnceOnly tool registry for a scope.
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
Reviews
What our customers say
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Questions
Squarespace Commerce and OnceOnly, answered
What can start an automation from Squarespace Commerce?
Any of Squarespace Commerce's 2 triggers in the catalog, including New Profile and New Transaction. Describe the moment in plain language and your agent picks the right one.
What can your agent do in OnceOnly when something happens in Squarespace Commerce?
Any of OnceOnly's 11 actions, including Add event, Add policy, Add tool and Check & Lock. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from OnceOnly to Squarespace Commerce?
OnceOnly has no triggers in the catalog today, so automations start in Squarespace Commerce. If you need the other direction, ask: your agent reads OnceOnly's API documentation and adds it.
Do I have to build a connector for Squarespace Commerce or OnceOnly?
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 Squarespace Commerce and OnceOnly 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.