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Voice

Build next-generation calling applications with integrated AI, plug-and-play compatibility with other providers, and infinite scalability

Whether building a UCaaS solution, modernizing a legacy IVR, augmenting CX with AI, or migrating from another provider's APIs, our comprehensive technical references and guides have you covered.

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Choose an API

SignalWire's advanced APIs and elastic cloud infrastructure make it a breeze to build modern and powerful voice applications using both PSTN and SIP endpoints.

  • SignalWire REST API: A robust, modern and flexible API for building integrated, advanced communications applications.
  • Compatibility API: Ideal for porting code from other providers. It can run serverless, but it also supports Python, PHP, Node.js, and other languages.
  • Realtime API: This API is ideal if you are an advanced developer and you want flexible, modern and realtime SDKs for Node.js.

Low-code and no-code solutions