Integration
Connect Assembly.com and PostStack
When something happens in Assembly.com 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 Assembly.com 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 Assembly.com and PostStack can do together
From Assembly.com to PostStack
When Client Created in Assembly.com
then Add a broadcast in PostStack
From PostStack to Assembly.com
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 Assembly.com and PostStack
Triggers and actions 62 triggers · 58 actions
- Client Activated
Triggers when a client authenticates in the Assembly for the first time
- Client Created
Triggers when a new client is created.
- Client Updated
High-frequency trigger for each client user update.
- Company Created
Triggers when a company gets created in the Assembly for the first time
- Company Custom Fields Updated
Triggers only when a company has updates to custom fields.
- Contract Requested
Triggers when a contract is assigned to a client.
- Contract Signed
Triggers when a contract is signed.
- File Created
Triggers when a file gets created within a file channel
- File Updated
Triggers when a file has been updated within a file channel
- Folder Created
Triggers when a folder gets created within a file channel
- Folder Deleted
Triggers when a folder gets deleted within a file channel
- Folder Updated
Triggers when a folder gets updated within a file channel
- Form Response Completed
Triggers when a form response has been completed by a recipient
- Internal User Created
Triggers when a new internal user is created.
- Invoice Created
Triggers when an invoice is created
- Invoice Deleted
Triggers when an invoice is deleted
- Invoice Paid
Triggers when an invoice is paid
- Invoice Sent
Triggers when an invoice is sent
- Invoice Updated
Triggers when an invoice is updated
- Invoice Voided
Triggers when an invoice is voided
- Link Created
Triggers when a link gets created within a file channel
- Link Updated
Triggers when a link gets updated within a file channel
- List Clients
Lists the clients.
- List Companies
Lists the companies.
- List Form Responses
List Form Responses for a specific form
- List Invoice Templates
Lists the invoice templates.
- List Message Channels
Lists the message channels.
- List Messages
Lists messages in a channel
- List Notes
Lists notes in a workspace.
- List Payments
Lists the payments.
- List Prices
Lists the prices.
- List Products
Lists the products.
- List Subscriptions
Lists the subscriptions.
- List Subscription Templates
Lists the subscription templates.
- List Task Comments
Lists task comments in a workspace.
- List Tasks
Lists tasks in a workspace.
- List Task Templates
Lists task templates in a workspace.
- Message Channel Created
Triggers when a new message channel is created.
- Message Channel Deleted
Triggers when a message channel is deleted.
- Message Sent
Triggers when a message gets sent in any channels belonging to the portal
- Note Created
Triggers when a new note is created.
- Note Updated
Triggers when a note is updated.
- Notification Created
Triggers when a new notification is created.
- Payment Failed
Triggers when a payment is failed for an invoice
- Payment Succeeded
Triggers when a payment is successful for an invoice
- Price Created
Triggers when a price is created
- Product Created
Triggers when a product is created
- Product Updated
Triggers when a product is updated
- Subscription Canceled
Triggers when an subscription is canceled
- Subscription Created
Triggers when an subscription is created
- Task Archived
Triggers when a task gets archived in your workspace.
- Task Completed
Triggers when a task gets completed in your workspace.
- Task Created
Triggers when a task gets created in your workspace.
- Task Deleted
Triggers when a task gets deleted in your workspace.
- Task Updated
Triggers when a task gets updated in your workspace.
- Create Client
Creates a new client.
- Create Company
Creates a new company.
- Create File
Creates a file in a specified files channel.
- Create Folder
Creates a folder in a specified file channel.
- Create Link
Creates a link in a specified files channel.
- Create Message Channel
Creates a new message channel.
- Create Note
Creates a new note.
- Find a Client
Search for a client by ID, email, or company.
- Find a Company
Search for a company by ID or name.
- Find a File
Search for a file by ID.
- Find a Form
Search for a Form by ID.
- Find a Message Channel
Search for a message channel by ID or by filters
- Find an Internal User
Search for an internal user by ID.
- Find an Invoice
Search for an invoice by ID.
- Find a Note
Search for a note by ID or by filters
- Find a Price
Search for a Price by ID.
- Find a Product
Search for a Product by ID.
- Find a Subscription
Search for a Subscription by ID.
- Find a Task
Search for a task by ID or by filters
- Find a Task Comment
Search for a task comment by ID
- Find a Task Template
Search for a task template by ID or by filters
- Request Form Responses
Ask clients to fill out a form.
- Send Message
Create and send a message to a designated message channel.
- Update Client
Update a client
- Update Company
Update the name of a company
- Update Internal User
Update an internal user
- Update Note
Update the title and content of a note.
- Contact Deleted (instant)
Fires when a contact is deleted (event: contact.deleted).
- Contact Updated (instant)
Fires when a contact is updated (event: contact.updated).
- Email Bounced (instant)
Fires when an email bounces (event: email.bounced).
- Email Delivered (instant)
Fires when an email is delivered (event: email.delivered).
- New Contact (instant)
Fires when a contact is created (event: contact.created).
- New Inbound Email
Polls for newly received inbound emails.
- New Sent Email (instant)
Fires when an email is sent (event: email.sent).
- Add a broadcast
Create a new marketing broadcast.
- Add a contact
Create a new contact.
- Add a segment
Create a new manual contact segment.
- Add a template
Create a new email template.
- Add contacts to segment
Add contacts to an existing segment.
- Add suppression
Add an address to the suppression list.
- Cancel broadcast
Cancel an in-flight broadcast.
- Cancel email
Cancel a scheduled or queued email before it sends.
- Delete a contact
Delete a contact.
- Delete a template
Delete an email template.
- Get a contact
Fetch one contact by ID.
- Get a template
Fetch one email template by ID.
- Get broadcast
Retrieve one broadcast by its public id, including the HTML and text bodies that the list endpoint omits.
- Get email
Fetch one sent or queued email by ID.
- Get email events
Get the delivery event timeline for one email.
- Get inbound email
Fetch one received inbound email by ID.
- Import contacts
Bulk-import a CSV list of contacts.
- List broadcasts
List marketing broadcasts.
- List contacts
List contacts in the account.
- List emails
List sent, queued, and scheduled emails.
- List inbound emails
List emails received via inbound parsing.
- List segments
List contact segments.
- List suppressed addresses
List addresses on the suppression list.
- List templates
List email templates.
- Send an email
Send a transactional email through PostStack.
- Send broadcast
Start sending a broadcast to its recipients.
- Send emails in batch
Send up to 100 emails in a single request.
- Update a contact
Update an existing contact's fields.
- Update a template
Update an email template, creating a new version.
- Update email
Reschedule a queued email's send time.
- Validate email address
Check 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
Assembly.com and PostStack, answered
What can start an automation from Assembly.com?
Any of Assembly.com's 55 triggers in the catalog, including Client Created, Client Updated, Company Created and Company Custom Fields Updated. Describe the moment in plain language and your agent picks the right one.
What can your agent do in PostStack when something happens in Assembly.com?
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 Assembly.com?
Yes. When something happens in PostStack, your agent can act in Assembly.com too. This page covers both directions: PostStack's triggers and Assembly.com's actions are listed here as well.
Do I have to build a connector for Assembly.com 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.