Integration
Connect Gmail and Returnless
When New Gmail Message fires in Gmail, your agent runs Find customers in Returnless, or Request Created in Returnless to Add Label To Email in Gmail. 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 Gmail and Returnless 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 Gmail and Returnless can do together
From Gmail to Returnless
When New Gmail Message in Gmail
then Find customers in Returnless
When Email Sent in Gmail
then Add note in Returnless
From Returnless to Gmail
When Request Created in Returnless
then Add Label To Email in Gmail
When Return Created in Returnless
then Create Email Draft in Gmail
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 Gmail and Returnless
Triggers and actions 4 triggers · 39 actions
Trigger
Email SentFires when an email is sent from the mailbox (optionally filtered by query).
Trigger
New Gmail MessageFires when a new email arrives (optionally filtered by query/labels).
Action
Add Label To EmailAdds and/or removes specified gmail labels for a message; ensure `message id` and all `label ids` are valid (use 'listlabels' for custom label ids).
Action
Create Email DraftCreates a gmail email draft, supporting to/cc/bcc, subject, plain/html body (ensure `is html=true` for html), attachments, and threading.
Action
Create LabelCreates a new label with a unique name in the specified user's gmail account.
Action
Delete DraftPermanently deletes a specific gmail draft using its id; ensure the draft exists and the user has necessary permissions for the given `user id`.
Action
Delete MessagePermanently deletes a specific email message by its id from a gmail mailbox; for `user id`, use 'me' for the authenticated user or an email address to which the authenticated user has delegated access.
Action
Fetch EmailsFetches a list of email messages from a gmail account, supporting filtering, pagination, and optional full content retrieval.
Action
Fetch Message By Message IdFetches a specific email message by its id, provided the `message id` exists and is accessible to the authenticated `user id`.
Action
Fetch Message By Thread IdRetrieves messages from a gmail thread using its `thread id`, where the thread must be accessible by the specified `user id`.
Action
Get AttachmentRetrieves a specific attachment by id from a message in a user's gmail mailbox, requiring valid message and attachment ids.
Action
Get ContactsFetches contacts (connections) for the authenticated google account, allowing selection of specific data fields and pagination.
Action
Get PeopleRetrieves either a specific person's details (using `resource name`) or lists 'other contacts' (if `other contacts` is true), with `person fields` specifying the data to return.
Action
Get ProfileRetrieves key gmail profile information (email address, message/thread totals, history id) for a user.
Action
List DraftsRetrieves a paginated list of email drafts from a user's gmail account. use verbose=true to get full draft details including subject, body, sender, and timestamp.
Action
List LabelsRetrieves a list of all system and user-created labels for the specified gmail account.
Action
List ThreadsRetrieves a list of email threads from a gmail account, identified by `user id` (email address or 'me'), supporting filtering and pagination.
Action
Modify Thread LabelsAdds or removes specified existing label ids from a gmail thread, affecting all its messages; ensure the thread id is valid.
Action
Move To TrashMoves an existing, non-deleted email message to the trash for the specified user.
Action
Patch LabelPatches the specified label.
Action
Remove LabelPermanently deletes a specific, existing user-created gmail label by its id for a user; cannot delete system labels.
Action
Reply To ThreadSends a reply within a specific gmail thread using the original thread's subject, requiring a valid `thread id` and correctly formatted email addresses. supports attachments via the `attachment` parameter with valid `s3key`, `mimetype`, and `name`.
Action
Search PeopleSearches contacts by matching the query against names, nicknames, emails, phone numbers, and organizations, optionally including 'other contacts'.
Action
Send DraftSends the specified, existing draft to the recipients in the to, cc, and bcc headers.
Action
Send EmailSends an email via gmail api using the authenticated user's google profile display name, requiring `is html=true` if the body contains html and valid `s3key`, `mimetype`, `name` for any attachment.
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.
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
Gmail and Returnless, answered
What can start an automation from Gmail?
Any of Gmail's 2 triggers in the catalog, including New Gmail Message and Email Sent. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Returnless when something happens in Gmail?
Any of Returnless's 16 actions, including Update return, Add note, Add Request and Approve a Request. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Returnless to Gmail?
Yes. When something happens in Returnless, your agent can act in Gmail too. This page covers both directions: Returnless's triggers and Gmail's actions are listed here as well.
Do I have to build a connector for Gmail or Returnless?
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.