Build solutions, not workarounds.
What do you want Cal.com and Mailtrap 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 Cal.com can start in Mailtrap
When Booking Created in Cal.com
then Add Contact field in Mailtrap
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 Cal.com and Mailtrap
Triggers and actions 5 triggers · 18 actions
- Booking Cancelled
Triggers when a booking is cancelled.
- Booking Created
Triggers when a new booking is created.
- Booking Rescheduled
Triggers when a booking is rescheduled.
- Meeting Ended
Triggers after meeting ends.
- Out of Office Created
Triggers when a new Out Of Office entry is created.
- Add Contact field
Creates a new custom contact field in Mailtrap Email Marketing. An account can have up to 40 contact fields.
- Add Contact list
Creates a new contact list in Mailtrap Email Marketing.
- Add Email campaign
Create a new email marketing campaign.
- Create Contact
Creates a new contact in Mailtrap Email Marketing, optionally setting contact field values and adding it to contact lists.
- Delete Contact
Deletes a Mailtrap contact by its ID (UUID) or email address.
- Delete Contact list
Deletes an existing contact list.
- Delete Email campaign
Delete an email campaign by ID.
- Delete Suppression
Remove a suppression record by ID so the address can receive email again.
- Get Contact
Fetch a single contact by ID or email.
- Get Contact list
Fetch a single contact list by ID.
- Get Email campaign
Fetch a single email campaign by ID.
- Get Lists
Returns all contact lists in the Mailtrap account, optionally filtered by a name prefix.
- List Contact fields
Lists every contact field (built-in and custom) defined in the Mailtrap account.
- List Contacts
Returns the account's contacts, optionally filtered by contact list, subscription status, or email text.
- Send Email
Sends an email via Mailtrap
- Update Contact
Allows you to update Contact in Mailtrap
- Update Contact list
Rename/update a contact list.
- Update Email campaign
Update an existing email campaign's content or settings.
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
Cal.com and Mailtrap, answered
What can start an automation from Cal.com?
Any of Cal.com's 5 triggers in the catalog, including Booking Created, Out of Office Created, Booking Rescheduled and Meeting Ended. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Mailtrap when something happens in Cal.com?
Any of Mailtrap's 18 actions, including Create Contact, Send Email, Update Contact and Update Contact list. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Mailtrap to Cal.com?
Mailtrap has no triggers in the catalog today, so automations start in Cal.com. If you need the other direction, ask: your agent reads Mailtrap's API documentation and adds it.
Do I have to build a connector for Cal.com or Mailtrap?
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.