The Voconix API for professionals

Generation of personalised voice messages

The Voconix API enables you to create customised audio messages by combining :

  • AI voices in several languages, with customisable pauses and sequences.
  • Music on hold or in the background, Choose from a paginated library (genres, types, free search).
  • A precise mix Adjust the volume and timing (start/end of music, pauses between vocal blocks) for a professional sound.

Example of use Send a personalised greeting for a switchboard, voice campaign or customer service, with music to match your brand image.

Find out about Voconix's potential in the FAQ.

Integrated music library

  • Access to thousands of tracks (royalty-free, top customers, themed selections).
  • Audio extracts available for each track, so you can choose the perfect soundtrack.
  • Pagination and metadata for efficient catalogue navigation.

Use cases :

  • Audio overlay for on-hold messages.
  • Creation of jingles for voice marketing campaigns.
  • Customisation of IVR ads.
Voconix API documentation overview

Real-time preview and validation

  • Generate an audio preview (MP3 format) before finalisation, to validate the rendering with your teams or clients.
  • Adjustable parameters music: duration of music before/after the text, relative volume, etc.
  • Direct download links (MP3/WAV) once the message has been created, ready to be integrated into your systems (IVR, voice servers, etc.).
Key endpoints of the Voconix API
Functionality Endpoint Description
List of languages/voices GET /api/langs Retrieves the languages and AI voices available for text-to-speech (e.g. French, English, with their associated voices such as "Léa", "John").
Generate an audio preview POST /api/messages/preview Creates a temporary MP3 file of the message with watermark for validation before finalisation. Allows you to adjust the mixing parameters.
Create a final message POST /api/messages/create Generates the definitive audio message (MP3/WAV) and provides direct download links, ready for integration into production.
Music search GET /api/musics Access to the music library with pagination, filters by genre (e.g. Jazz, Lounge), type (e.g. royalty-free), or free search.
List of musical genres GET /api/musics/genres Returns a list of available music genres for refining searches (e.g. Electro, Classical, Ambient).
List of music types GET /api/musics/types Displays music categories (e.g. "free" for royalty-free, "top" for the most popular, "selection" for Voxelis selections).

Simple, secure integration

  • Bearer Token Authentication for secure access.
  • Structured JSON responses, with direct URLs to the files generated.
  • Clear documentation object schemas, sample queries and default settings for rapid deployment.

Who is it for?

  • Telecoms professionals Automate the creation of messages for your customers.
  • Large companies regularly renewing their telephone marketing communications.