Integration
Connect BigMailer and PostStack
When something happens in BigMailer or PostStack, your agent does the next thing in the other. Describe it 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 BigMailer and PostStack 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 BigMailer and PostStack can do together
From BigMailer to PostStack
When New Contact in BigMailer
then Add a contact in PostStack
When New Contact in BigMailer
then Add contacts to segment in PostStack
From PostStack to BigMailer
When Contact Updated (instant) in PostStack
then Add/Update Contact in BigMailer
When New Contact (instant) in PostStack
then Create a bulk campaign in BigMailer
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 BigMailer and PostStack
Triggers and actions 8 triggers · 66 actions
Trigger
New ContactTriggered when a new contact is created in a BigMailer brand.
Action
Add/Update ContactCreates a BigMailer contact, or updates the existing contact with that email address. Custom fields for the selected brand can be mapped alongside list membership and unsubscribe settings.
Action
Create a bulk campaignCreates a bulk email campaign in a BigMailer brand — name, subject, sender, content, recipient lists, tracking and optional schedule.
Action
Create an RSS campaignCreates an RSS-to-email campaign in a BigMailer brand: watches a feed URL and emails new items on the schedule you choose.
Action
Create a transactional campaignCreates a transactional campaign in a BigMailer brand — the reusable email template and settings you later send one-off emails with.
Action
Create listCreates a new contact list inside a BigMailer brand.
Action
Create segmentCreates a segment in a BigMailer brand: a saved set of conditions that picks out the contacts you want to target.
Action
Create templateCreates a reusable email or landing-page template in a BigMailer brand.
Action
Delete contactDeletes a contact from a BigMailer brand, by contact ID or email address.
Action
Delete listDeletes a contact list from a BigMailer brand.
Action
Delete segmentDeletes a segment from a BigMailer brand.
Action
Delete templateDeletes a template from a BigMailer brand.
Action
Get brandReturns one BigMailer brand: its name, default sender, bounce settings, contact count and engagement stats.
Action
Get bulk campaignReturns one bulk campaign from a BigMailer brand, including its content, recipients and send statistics.
Action
Get contactReturns one BigMailer contact by ID or email address, including its custom field values.
Action
Get listReturns one contact list from a BigMailer brand.
Action
Get RSS campaignReturns one RSS campaign from a BigMailer brand, including its feed URL, schedule and content.
Action
Get segmentReturns one segment from a BigMailer brand, including the conditions that define it.
Action
Get templateReturns one template from a BigMailer brand, including its HTML.
Action
Get transactional campaignReturns one transactional campaign from a BigMailer brand, including its content and send statistics.
Action
List brandsLists the brands in your BigMailer account.
Action
List bulk campaignsLists the bulk campaigns in a BigMailer brand.
Action
List contactsLists the contacts in a BigMailer brand, optionally limited to one list.
Action
List listsLists the contact lists in a BigMailer brand.
Action
List RSS campaignsLists the RSS campaigns in a BigMailer brand.
Action
List segmentsLists the segments in a BigMailer brand.
Action
List sendersLists the sending identities in a BigMailer brand.
Action
List templatesLists the templates in a BigMailer brand.
Action
List transactional campaignsLists the transactional campaigns in a BigMailer brand.
Action
Update a bulk campaignUpdates an existing bulk campaign in a BigMailer brand. Only the fields you fill in are changed.
Action
Update an RSS campaignUpdates an existing RSS campaign in a BigMailer brand. Only the fields you fill in are changed.
Action
Update a transactional campaignUpdates an existing transactional campaign in a BigMailer brand. Only the fields you fill in are changed.
Action
Update brandUpdates an existing BigMailer brand — its name, default sender name and email, website URL, unsubscribe text, bounce thresholds, contact limit and logo. Only the fields you fill in are changed.
Action
Update listRenames an existing contact list inside a BigMailer brand.
Action
Update segmentUpdates an existing BigMailer segment — its name, match operator (all/any) and its list of conditions. Only the fields you fill in are changed.
Action
Update templateUpdates an existing BigMailer template — its name, type, HTML content and account-wide sharing. Only the fields you fill in are changed.
Trigger
Contact Deleted (instant)Fires when a contact is deleted (event: contact.deleted).
Trigger
Contact Updated (instant)Fires when a contact is updated (event: contact.updated).
Trigger
Email Bounced (instant)Fires when an email bounces (event: email.bounced).
Trigger
Email Delivered (instant)Fires when an email is delivered (event: email.delivered).
Trigger
New Contact (instant)Fires when a contact is created (event: contact.created).
Trigger
New Inbound EmailPolls for newly received inbound emails.
Trigger
New Sent Email (instant)Fires when an email is sent (event: email.sent).
Action
Add a broadcastCreate a new marketing broadcast.
Action
Add a contactCreate a new contact.
Action
Add a segmentCreate a new manual contact segment.
Action
Add a templateCreate a new email template.
Action
Add contacts to segmentAdd contacts to an existing segment.
Action
Add suppressionAdd an address to the suppression list.
Action
Cancel broadcastCancel an in-flight broadcast.
Action
Cancel emailCancel a scheduled or queued email before it sends.
Action
Delete a contactDelete a contact.
Action
Delete a templateDelete an email template.
Action
Get a contactFetch one contact by ID.
Action
Get a templateFetch one email template by ID.
Action
Get broadcastRetrieve one broadcast by its public id, including the HTML and text bodies that the list endpoint omits.
Action
Get emailFetch one sent or queued email by ID.
Action
Get email eventsGet the delivery event timeline for one email.
Action
Get inbound emailFetch one received inbound email by ID.
Action
Import contactsBulk-import a CSV list of contacts.
Action
List broadcastsList marketing broadcasts.
Action
List contactsList contacts in the account.
Action
List emailsList sent, queued, and scheduled emails.
Action
List inbound emailsList emails received via inbound parsing.
Action
List segmentsList contact segments.
Action
List suppressed addressesList addresses on the suppression list.
Action
List templatesList email templates.
Action
Send an emailSend a transactional email through PostStack.
Action
Send broadcastStart sending a broadcast to its recipients.
Action
Send emails in batchSend up to 100 emails in a single request.
Action
Update a contactUpdate an existing contact's fields.
Action
Update a templateUpdate an email template, creating a new version.
Action
Update emailReschedule a queued email's send time.
Action
Validate email addressCheck whether an email address is valid and deliverable.
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
BigMailer and PostStack, answered
What can start an automation from BigMailer?
Any of BigMailer's 1 trigger in the catalog, including New Contact. Describe the moment in plain language and your agent picks the right one.
What can your agent do in PostStack when something happens in BigMailer?
Any of PostStack's 31 actions, including Send an email, Send broadcast, Send emails in batch and Update a contact. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from PostStack to BigMailer?
Yes. When something happens in PostStack, your agent can act in BigMailer too. This page covers both directions: PostStack's triggers and BigMailer's actions are listed here as well.
Do I have to build a connector for BigMailer or PostStack?
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.