Connect business workflows to WhatsApp without making the API the product

Use scoped credentials to send messages and read conversation context from approved business systems.

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Connected workflowAvailable

Business systemEvent occurs

WhatslyScoped connection

Customer updateConversation continues

Signed events keep approved systems informed

Built for the workday

A focused API for business communication workflows

The Whatsly API lets approved systems send messages, read relevant conversation context and receive signed events through controlled credentials.

Useful for

Businesses connecting internal systems
Commerce and booking workflows
Developers using scoped credentials
Operations teams monitoring message events

What it helps you do

Keep the customer conversation connected to the next business step

Integrate only what the workflow needs

Create device-scoped credentials and grant the minimum access needed for a store, booking system or internal tool.

Keep connected systems informed

Read conversation history and receive signed webhook events for inbound messages, delivery changes and device status.

Built for operational messaging

Use the API to connect approved business systems to customer conversations and message events.

How the workflow fits together

Connect a system with the minimum access it needs

Each integration should be tied to a clear business outcome and a connected company WhatsApp number.

1
Select the WhatsApp number
Choose the connected number responsible for the business workflow.
2
Create scoped access
Issue a credential with only the message or conversation permissions required.
3
Process the response
Use conversation access and signed webhook events to keep the connected system informed.

Available

Ready for your team today

Scoped credentials, message endpoints, conversation access, device status and signed webhooks are available.

Explore product features

Common questions

What teams ask about whatsapp api

Answers about features, access and how the workflow fits your team.

What can the Whatsly REST API do?

Approved systems can send messages through connected WhatsApp numbers, access permitted conversation context and receive signed events for message or device changes.

How is API access controlled?

Credentials can be scoped to the required device and capabilities, then revoked independently when a connection is no longer needed.

Is Whatsly an official Meta or WhatsApp partner?

Whatsly is not listed on this website as an official Meta or WhatsApp partner.