API reference overview

Browse every endpoint, try requests in the playground, and jump to narrative examples.

The API reference tab is generated from the checked-in OpenAPI spec (openapi/openapi.json), synced from https://api.wazapin.com/openapi.json.

Base URL

https://api.wazapin.com

Send your API key on every request:

X-Api-Key: YOUR_API_KEY

See Authentication for setup and verification.

Section	Use case	Contents
Overview	Guide	This page
System	Core integration	Health, readiness, version
Messages	Core integration	Send and read messages
Channels	Core + setup	List channels, inspect status, and complete channel setup
Contacts	Core integration	Contact records and phone/profile lookup for messaging
Templates	Core + template management	List, sync, create, and submit templates
Media	Core integration	Upload and manage sendable media assets
Webhooks	Core integration	Customer-facing outbound webhook endpoint management
WABA	Setup helper	Official WhatsApp Business onboarding helpers
API keys	Core integration	Create and revoke workspace API keys
Auth	Account access	Login, me, logout
Request guides	Guide	Narrative examples with playground (`api:` frontmatter)

Open an operation page (for example Send a message).
Enter your X-Api-Key in the playground auth field.
Pick an example from the dropdown (text, template, buttons, …) or edit the body.
Run the request against https://api.wazapin.com.

If the playground fails behind your proxy, allow POST to /_mintlify/api/request. See API playground.

Step-by-step message types (limits, examples) live under Sending & receiving. OpenAPI pages document HTTP shape and schemas.