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What is Cawme?

Cawme lets businesses programmatically make WhatsApp voice calls to their customers. Whether you want to send a fixed TTS message, play a pre-recorded audio file, stream real-time audio, or deploy an AI agent for dynamic conversations — Cawme handles it all through a simple REST API.

Quickstart

Make your first WhatsApp call in minutes.

Authentication

Learn how to authenticate API requests.

Instances

Understand how WhatsApp instances work.

Call Types

Explore the four types of calls you can make.

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Key concepts

  • Instance — A WhatsApp number paired to Cawme. Each instance has its own call queue and progresses through statuses: CREATED, CONFIGURED, ACTIVE, or DELETED.
  • Call — A single outbound call initiated from an instance. Calls move through: QUEUED → RINGING → IN_PROGRESS → COMPLETED / FAILED.
  • Call types — Four modes: FIXED_TTS, FIXED_AUDIO, DYNAMIC_STREAM, and DYNAMIC_AGENT.

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Base URL

https://cawme.com/api/v1

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Authentication

Cawme uses Clerk for authentication. Include a Bearer token in every request: 
Authorization: Bearer <your-token>
See the Authentication guide for details.