Integration
Connect Returnless to Add to Calendar PRO
When Request Created fires in Returnless, your agent runs Create Landing Page Template in Add to Calendar PRO. 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 Returnless and Add to Calendar PRO 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 Returnless can start in Add to Calendar PRO
When Request Created in Returnless
then Create Landing Page Template in Add to Calendar PRO
When Return Created in Returnless
then Update Event Group in Add to Calendar PRO
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 Returnless and Add to Calendar PRO
Triggers and actions 2 triggers · 29 actions
Trigger
Request CreatedTriggers when a customer creates a new return request that needs approval.
Trigger
Return CreatedTriggers when a new return is created, including a request once it is approved.
Action
Add noteAdds an internal note to a return or return request.
Action
Add RequestCreates a return request in Returnless for items from an existing sales order.
Action
Approve a RequestApproves a return request in Returnless so the customer can send the items back.
Action
Approve a Request Without ShipmentApproves a pending return request without a return shipment, so the customer keeps the items.
Action
Find customersReturns the customers in your Returnless account that match an email address.
Action
Find productsReturns the products in your Returnless account that match a SKU.
Action
Find RequestsFinds a Request in your Returnless account.
Action
Find ReturnsFinds returns (return orders) in Returnless by return number.
Action
Find sales ordersFinds sales orders in Returnless by order number.
Action
Get customerReturns a single Returnless customer by its id.
Action
Get Request (By Request ID)Returns a single return request (return order) from Returnless by its ID.
Action
Get Return (By Return ID)Returns a single return in Returnless, with all of its details, by its return ID.
Action
Get sales orderReturns a single sales order by its ID, including its customer, address and order details.
Action
List return reasonsReturns the return reasons configured in your Returnless account.
Action
Reject RequestRejects a pending return request in Returnless.
Action
Update returnChanges the status of a return, such as Checked, Approved or Resolved.
Action
Create Landing Page TemplateCreates a landing page template in the system.
Action
Create RSVP TemplateCreates an RSVP template in the system.
Action
Delete EventDeletes an event and its data from the system.
Action
Delete Event GroupDeletes an event group and its data from the system.
Action
Delete Landing Page TemplateDeletes a landing page template and its data from the system.
Action
Delete RSVP TemplateDeletes an RSVP template and its data from the system.
Action
Find Event GroupRetrieves an event group and its data from the system.
Action
Find Landing Page TemplateRetrieves a landing page template and its data from the system.
Action
Find RSVP TemplateRetrieves an RSVP template and its data from the system.
Action
Get Ics DataRetrieve the ics file (path to file as well as raw body) for a provided event to be typically used as an attachment within an email. Mind that this is not working for dynamic dates (like "today+2")!
Action
Update Event GroupUpdates an event group in the system. Mind that for every 5th update, 1 event credit gets deducted to prevent abuse!
Action
Update Landing Page TemplateUpdates a landing page template in the system.
Action
Update RSVP TemplateUpdates an RSVP template in the system. Be very careful with this, if there are already sign-ups for the RSVP template - it will not break anything, but can irritate users as well as admins managing data!
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
Returnless and Add to Calendar PRO, answered
What can start an automation from Returnless?
Any of Returnless's 2 triggers in the catalog, including Request Created and Return Created. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Add to Calendar PRO when something happens in Returnless?
Any of Add to Calendar PRO's 13 actions, including Create Landing Page Template, Create RSVP Template, Update Event Group and Update Landing Page Template. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Add to Calendar PRO to Returnless?
Add to Calendar PRO has no triggers in the catalog today, so automations start in Returnless. If you need the other direction, ask: your agent reads Add to Calendar PRO's API documentation and adds it.
Do I have to build a connector for Returnless or Add to Calendar PRO?
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 Returnless and Add to Calendar PRO 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.