ZeroDirs AI Tools

Best Audio tools for API

8 tools

Looking for Audio tools that are built for API? We compared 8 of them so you do not have to open forty tabs. Every tool on this page is listed in our Audio category and tagged API, which means it was checked by a human, has a working website and a clear pricing model.

The list starts with ElevenLabs, Murf AI and Deepgram and continues with smaller, more specialised options. For each tool you will find a one-line summary, the pricing type and the tags that describe what it does best, so you can shortlist candidates in a minute and then dive into the detail pages for screenshots, alternatives and links.

We re-check this page whenever a new Audio tool is approved, so the ranking reflects what is actually available in 2026 rather than a snapshot from last year.

  • Murf AI logo

    Murf AI

    Freemium

    Studio-quality AI voiceovers

    Audio

  • Deepgram logo

    Deepgram

    Freemium

    Speech-to-text and text-to-speech APIs for developers

    Audio

  • AssemblyAI logo

    AssemblyAI

    Freemium

    Speech AI models via a simple API

    Audio

  • PlayAI

    Freemium

    Text-to-speech voices for content and conversational agents

    Audio

  • LALAL.AI

    Freemium

    Stem splitter for vocals and instruments

    Audio

  • Fish Audio logo

    Fish Audio

    Freemium

    Open-weight text-to-speech with expressive voice cloning

    Audio

  • Resemble AI logo

    Voice cloning and deepfake detection

    Audio

More Audio tools

Frequently asked questions

How were these Audio tools selected?
Every tool is submitted, reviewed by a human and tagged by hand. This page lists the approved Audio tools that carry the API tag, with featured and popular tools first.
Are there free Audio tools for API?
Many are. Look for the Free or Freemium pricing badge on each card, or open the Audio category and filter by pricing.

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