Integration
Connect Buttondown and lemlist
When New Draft fires in Buttondown, your agent runs Update Lead From Campaign in lemlist, or New Activity in lemlist to Create Email in Buttondown. 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 Buttondown and lemlist 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 Buttondown and lemlist can do together
From Buttondown to lemlist
When New Draft in Buttondown
then Update Lead From Campaign in lemlist
When New Scheduled Email in Buttondown
then Mark a Lead From All Campaigns as Interested in lemlist
From lemlist to Buttondown
When New Activity in lemlist
then Create Email in Buttondown
When New Activity in lemlist
then Update Email in Buttondown
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 Buttondown and lemlist
Triggers and actions 5 triggers · 37 actions
Trigger
New DraftTriggers when a new draft is created.
Trigger
New Scheduled EmailTriggers when a new email is scheduled.
Trigger
NewslettersTriggers when a new newsletter is created.
Trigger
New TagTriggers when a new tag is created.
Action
Add SegmentCreate a new subscriber segment.
Action
Add SurveyCreate a new survey.
Action
Create DraftCreates a draft.
Action
Create EmailCreates an email.
Action
Create SubscriberCreates a subscriber.
Action
Delete AutomationDelete an automation by id.
Action
Delete EmailDelete an email by id.
Action
Delete NewsletterDelete a newsletter by id.
Action
Delete SegmentDelete a subscriber segment by id.
Action
Delete SubscriberRemove a subscriber by id or email address.
Action
Delete SurveyDelete a survey by id.
Action
Delete TagDelete a tag by id.
Action
Find TagFinds a tag given its name.
Action
Get AutomationRetrieve a single automation by id.
Action
Get EmailRetrieve a single email by id.
Action
Get NewsletterRetrieve a single newsletter by id.
Action
Get SegmentRetrieve a single subscriber segment by id.
Action
Get SurveyRetrieve a single survey by id.
Action
Get TagRetrieve a single tag by id.
Action
List AutomationsList all automations configured on the account.
Action
List SegmentsList all subscriber segments.
Action
List SurveysList all surveys on the account.
Action
Publish EmailPublish a drafted email so it is sent and made public.
Action
Update AutomationUpdate an automation's configuration.
Action
Update EmailUpdate an existing email's content or metadata.
Action
Update NewsletterUpdate a newsletter's settings.
Action
Update SegmentUpdate a subscriber segment's definition.
Action
Update SurveyUpdate a survey's configuration.
Action
Update TagUpdate a tag's name or metadata.
Trigger
New ActivityTriggers when an activity has ocurred. It can be an email has been sent, replied to, bounced, or unsubscribed from or v3 new activity like a LinkedIn profile have been visited or a phone call just ended.
Action
Add Recipient to Unsubscribe ListAdd a recipient to the unsubscribe list.
Action
Mark a Lead From All Campaigns as InterestedMark a Lead From All Campaigns as Interested.
Action
Mark a Lead From One Campaign as InterestedMark a Lead From One Campaign as Interested.
Action
Remove Lead From CampaignRemove a Lead from a campaign.
Action
Remove Lead From UnsubscribeRemove a Lead from unsubscribe.
Action
Resume Lead From All or Specific CampaignsResume Lead From All or Specific Campaigns.
Action
Search LeadSearch a lead.
Action
Update Lead From CampaignUpdate Lead From Campaign.
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
Buttondown and lemlist, answered
What can start an automation from Buttondown?
Any of Buttondown's 4 triggers in the catalog, including New Draft, New Scheduled Email, New Tag and Newsletters. Describe the moment in plain language and your agent picks the right one.
What can your agent do in lemlist when something happens in Buttondown?
Any of lemlist's 8 actions, including Update Lead From Campaign, Add Recipient to Unsubscribe List, Mark a Lead From All Campaigns as Interested and Mark a Lead From One Campaign as Interested. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from lemlist to Buttondown?
Yes. When something happens in lemlist, your agent can act in Buttondown too. This page covers both directions: lemlist's triggers and Buttondown's actions are listed here as well.
Do I have to build a connector for Buttondown or lemlist?
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 Buttondown and lemlist 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.