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Live 81 Actions 14 Events

WhatsApp Business Integration for AI Agents

Connect your AI agent to 81 QA'd WhatsApp Business actions via MCP, A2A, or SDK, with agent authentication, tool-calling execution, and security built-in, plus 14 events to subscribe to.

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WhatsApp Business AI Agent Actions

81 production-ready actions for your agent to do more on WhatsApp Business.

81 Actions
Get WhatsApp Business Account - Get details of the WhatsApp Business Account.
Update WhatsApp Business Account - Update configuration and settings for the WhatsApp Business Account.
Get Subscribed Apps - Get list of applications subscribed to webhook events for the WhatsApp Business Account.
Get Schedules - Get schedules for the WhatsApp Business Account.
Create Schedule - Create a campaign schedule that sends a message template to an audience at a set time.
Get Owned WhatsApp Business Accounts - List the WhatsApp Business Accounts owned by a Meta business portfolio.
Get Client WhatsApp Business Accounts - List the WhatsApp Business Accounts that other businesses have shared with a Meta business portfolio.
List Flows - List the WhatsApp Flows on a WhatsApp Business Account.
Get Flow - Get the details of a WhatsApp Flow.
Create Flow - Create a WhatsApp Flow on a WhatsApp Business Account.
Update Flow Metadata - Update the name, categories, endpoint, or connected app of a WhatsApp Flow.
Update Flow JSON - Replace the Flow JSON that defines a WhatsApp Flow's screens.
List Flow Assets - List the assets of a WhatsApp Flow, including a download URL for its Flow JSON.
Publish Flow - Publish a WhatsApp Flow so it can be sent to customers.
Deprecate Flow - Deprecate a published WhatsApp Flow so it can no longer be sent or opened.
Delete Flow - Delete a DRAFT WhatsApp Flow.
Create Group - Create a new WhatsApp group for business messaging.
Get Group Invite Link - Get the current invite link for a WhatsApp group.
Reset Group Invite Link - Reset and generate a new invite link for a WhatsApp group.
Delete Group Invite Link - Delete an existing invite link for a WhatsApp group.
Get Join Requests - Get pending join requests for a WhatsApp group.
Approve Join Requests - Approve one or more pending join requests for a WhatsApp group.
Reject Join Requests - Reject one or more pending join requests for a WhatsApp group.
Send Group Invite Template - Send a template message with a group invite link to a WhatsApp user.
Remove Group Participants - Remove participants from a WhatsApp group.
Get Group - Get metadata about a WhatsApp group.
Get Active Groups - Get a list of active WhatsApp groups for a business phone number.
Update Group - Update a WhatsApp group's subject, description, or profile picture.
Delete Group - Delete a WhatsApp group and remove all participants.
Send Group Message - Send a text message to a WhatsApp group.
Get Unified Credentials - Get the current WhatsApp Business connection's unified credentials and identity.
List Unified Organizations - List unified organizations in WhatsApp Business.
Get Unified Organization - Get a unified WhatsApp Business organization by ID.
List Unified Resource Types - List unified resource types in WhatsApp Business.
List Unified Resource Users - List unified resource users in WhatsApp Business.
List Unified Roles - List unified roles in WhatsApp Business.
Get Unified Role - Get a unified WhatsApp Business role by ID.
Upload Media - Upload an image, video, audio, document, or sticker file to a business phone number and get a media ID.
Retrieve Media URL - Get a temporary download URL and file details for a media ID.
Download Media - Download the file content of a media ID as base64, with its MIME type.
Delete Media - Delete a media file by its media ID.
Send Text Message - Send a text message to a WhatsApp user.
Send Template Message - Send a pre-approved template message to a WhatsApp user.
Send Image Message - Send an image message to a WhatsApp user.
Send Video Message - Send a video message to a WhatsApp user.
Send Audio Message - Send an audio message to a WhatsApp user.
Send Document Message - Send a document to a WhatsApp user.
Send Location Message - Send a location to a WhatsApp user.
Send Contact Message - Send contact information to a WhatsApp user.
Send Interactive Message - Send an interactive message with buttons or lists.
Send Reaction - Send a reaction emoji to a message.
Send Sticker Message - Send a sticker to a WhatsApp user.
Mark Message As Read - Mark an incoming message as read, displaying blue check marks to the sender, and optionally show a typing indicator.
Get Message History - Retrieve per-message delivery status events (not message content) for messages sent from a business phone number.
Get WhatsApp Business Account Phone Numbers - List all phone numbers for the WhatsApp Business Account.
Get Phone Number - Get details of a specific phone number.
Create WhatsApp Business Account Phone Number - Add a phone number to the WhatsApp Business Account and start its onboarding.
Register Phone Number - Register a phone number for WhatsApp Business.
Deregister Phone Number - Deregister a phone number from WhatsApp Business.
Request Verification Code - Request a verification code for a phone number.
Verify Code - Verify a phone number with the received verification code.
Set Two-Step Verification PIN - Set or update the two-step verification PIN for the phone number.
Block Users - Block one or more users from sending messages to your business number.
Unblock Users - Unblock one or more previously blocked users.
Get Blocked Users - Get a list of all blocked users for a phone number.
Configure Conversational Automation - Configure conversational automation settings for a phone number.
Manage Call - Initiate, accept, reject, terminate, or manage a WhatsApp call.
Check Call Permissions - Check whether you have permission to call a WhatsApp user.
Get Business Profile - Get the business profile information.
Update Business Profile - Update the business profile information including about text, address, description, email, websites, and industry category.
Get Message Templates - List all message templates for the WhatsApp Business Account.
Get Message Template - Get details of a specific message template.
Create Message Template - Create a new message template for the WhatsApp Business Account.
Delete Message Template - Delete a message template.
Edit Message Template - Update an existing message template.
Get Assigned Users - Get users assigned to the WhatsApp Business Account with their permissions.
Add Assigned User - Add a user to the WhatsApp Business Account with specified permissions.
Remove Assigned User - Remove a user's access from the WhatsApp Business Account.
List Business Users - List all business users associated with the Business account.
List System Users - List all system users associated with the Business account.
Create Business User - Invite a user to the Business account by email with a specified role.

WhatsApp Business Webhook Events

14 real-time WhatsApp Business events your AI agent can subscribe to.

14 Events
  • Webhook Verification Responds to Meta's webhook verification request by returning the hub.challenge value as plain text.
  • Active Check Responds with 200 OK to any webhook delivery that carries no WhatsApp Business Account entries.
  • Message Received Fired when a WhatsApp user sends a message to a business phone number.
  • Message Status Updated Fired when a message sent from a business phone number is sent, delivered, read, or fails.
  • Template Status Updated Fired when a message template is approved, rejected, paused, disabled, or otherwise changes review status.
  • Template Quality Updated Fired when a message template's quality rating changes.
  • Phone Number Quality Updated Fired when a business phone number's messaging limit or throughput changes.
  • Account Updated Fired when a WhatsApp Business Account changes, such as a restriction, policy violation, verification change, or deletion.
  • Account Review Updated Fired when the review of a WhatsApp Business Account is completed.
  • Account Alert Fired when Meta raises an alert about a WhatsApp Business Account, business, or phone number, such as a messaging limit or capability change.
  • User Preferences Updated Fired when a WhatsApp user stops or resumes marketing messages from the business.
  • Group Lifecycle Updated Fired when a group is created or deleted, including the result of create_group and delete_group requests.
  • Group Participants Updated Fired when participants join or leave a group, or a join request is created or resolved.
  • Group Settings Updated Fired when a group's subject, description, or profile picture update completes.

Do More, Build Less

Integration Infrastructure for WhatsApp Business AI Agents

Multiple Interfaces

Access integrations via API, AI SDKs, MCP & A2A.

WhatsApp Business MCP server
Managed Authentication

Pre-built authentication UI.

Agent auth
Falcon Engine

Every WhatsApp Business action runs on Falcon.

Agent Execution Engine
StackOne Defender
StackOne Defender Meta PG v1 Meta PG v2 DeBERTa 88.7% 67.5% 63.1% 56.9% Detection accuracy

88.7% prompt injection detection.

Prompt injection defense

"What impressed us most about StackOne is its ambition and clarity. They're creating infrastructure that modern software and the entire AI agent ecosystem can rely on. The depth of secure integrations, the pace of delivery, and the team's foresight into AI's future uniquely position StackOne to redefine this category."

Luna Schmid, Partner at GV

"We've been impressed by how quickly and deeply StackOne integrates with complex enterprise systems -- and now, with their focus on agent-to-agent interoperability, they're unlocking even more powerful use cases for customers. StackOne delivers all of the above in a universal layer -- without compromise."

Barbry McGann, SVP at Workday Ventures

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Product Teams Love Building Agent Integrations With StackOne

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Put your AI agents to work

All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.