Integration
Connect Kit to Lettermint
When New Form Subscriber fires in Kit, your agent runs List projects in Lettermint. 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 Kit and Lettermint 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 Kit can start in Lettermint
When New Form Subscriber in Kit
then List projects in Lettermint
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 Kit and Lettermint
Triggers and actions 7 triggers · 12 actions
- New Form Subscriber
Triggers when a subscription occurs on a specific form.
- New Purchase
Triggers when a new purchase is added to your account.
- New Sequence Subscriber
Triggers when a subscriber is added to a sequence.
- New Subscriber
Triggers when a new subscriber is confirmed within your account (has completed any applicable double opt-ins).
- New Unsubscribe
Triggers when a subscriber unsubscribes from your emails.
- Subscriber Added to Tag
Triggers when a specific tag is added to a subscriber.
- Tag Removed From Subscriber
Triggers when a specific tag is removed from a subscriber.
- Add Subscriber to Form
Subscribe someone to a specific form.
- Add Tag to Subscriber
Add a subscriber to a specific tag.
- Find Subscriber
Finds an existing confirmed subscriber by email.
- Remove Tag From Subscriber
Remove a specific tag from a subscriber if they have it.
- Add domain
Adds a new sending domain to your Lettermint team and returns the DNS records needed to verify it.
- Add suppression
Adds one email address, or up to 1,000 addresses, to the team, project or route suppression list so Lettermint stops sending to them.
- Delete domain
Deletes a sending domain from your Lettermint team.
- Delete suppression
Removes an email address from the team's suppression list so it can be mailed again. Spam complaint suppressions stay active while Lettermint reviews the removal.
- Get domain
Returns the details of a Lettermint sending domain, optionally including its DNS records and associated projects.
- List domains
Returns the sending domains on your Lettermint team, optionally filtered by project, status or name.
- List projects
Returns the projects in your Lettermint team, optionally filtered by a search term and sorted.
- List suppressions
Returns the suppressed email addresses and domains on your team, with their reason, scope and dates.
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
Kit and Lettermint, answered
What can start an automation from Kit?
Any of Kit's 7 triggers in the catalog, including New Form Subscriber, New Purchase, New Sequence Subscriber and New Subscriber. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Lettermint when something happens in Kit?
Any of Lettermint's 8 actions, including Add domain, Add suppression, Get domain and List domains. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Lettermint to Kit?
Lettermint has no triggers in the catalog today, so automations start in Kit. If you need the other direction, ask: your agent reads Lettermint's API documentation and adds it.
Do I have to build a connector for Kit or Lettermint?
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.