API reference
REST endpoints for messages, contacts, campaigns, flows and inbox.
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Clean REST API, webhooks, SDKs and an MCP server so outside AI agents can send and read messages. Test against an OpenAPI sandbox with simulated Meta responses.
Quick-start in 5 minutes
Sign up and open the developer settings.
Sandbox keys hit the OpenAPI sandbox with simulated Meta responses, so you can build before Meta approval.
Call the messages endpoint with a template or a session message.
Receive delivery, read and reply events on your endpoint.
curl -X POST https://api.digitechub.si/v1/messages \ -H "Authorization: Bearer $DTH_SANDBOX_KEY" \ -H "Content-Type: application/json" \ -d '{ "channel": "whatsapp", "to": "+38640123456", "template": "order_update", "variables": { "order_id": "4821" } }'
{
"event": "message.read",
"channel": "whatsapp",
"message_id": "msg_01J…",
"contact_id": "ct_7F…",
"timestamp": 1794268800
}
Illustrative examples. Endpoint names and payloads are final in the API reference.
Toolkit
REST endpoints for messages, contacts, campaigns, flows and inbox.
Client libraries that wrap authentication, retries and pagination.
Delivery, read, reply, click and conversation events, pushed to your endpoint.
Lets outside AI agents send and read messages through a standard protocol.
An OpenAPI sandbox with simulated Meta responses.
Live uptime and incident history.
Connectors
Free plan includes webhooks. Connectors grow with your plan.
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