AI · alternatives · 2026

24 alternatives to Parrot Speech-to-text API

Fast, accurate STT for production-grade voice agents

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   OpenAI GPT-4o Audio Models▲379

   Build Powerful Voice Agents

   2025 · openai.com · its alternatives →

2. 2
   AssemblyAI - Speech-to-Text API▲996

   APIs to automatically transcribe and understand audio

   2017 · assemblyai.com · its alternatives →

3. 3
   Conversational AI 2.0 From ElevenLabs▲652

   Luke from ElevenLabs here. We just released Scribe Realtime v2, our new real-time Speech to Text model. We rebuilt it from the ground up around a new architecture that uses predictive transcription – it anticipates the next likely word before it’s spoken. That makes it both fast (around 150 ms latency) and highly accurate. Scribe v2 Realtime outperforms every low latency transcription model across 30 commonly used EU and Asian languages – 93.5% accuracy, compared to Gemini 2.5 Flash (91.4%), GPT-4o MiniTranscribe (90.7%), and Deepgram Nova 3 (85%). It supports 90+ languages including…

   2025 · elevenlabs.io · its alternatives →

4. 4
   Parrot TTS▲110

   Make anything an audiobook or podcast

   2025 · chromewebstore.google.com · its alternatives →

5. 5
   Ztalk.ai▲450

   Real-time voice translation

   2025 · ztalk.ai · its alternatives →

6. 6
   AI Voices by Asyncflow v1.0▲401

   Premium AI voice quality without the premium price tag.

   2025 · async.com · its alternatives →

7. 7
   MARS5 TTS▲489

   Open-source, insanely prosodic text-to-speech model

   2024 · github.com · its alternatives →

8. 8
   gpt-realtime-1.5 by OpenAI▲304

   Tighter instruction adherence in speech agents

   Feb 2026 · developers.openai.com · its alternatives →

9. 9
   Lightning V3▲311

   Add AI Voice & Chat Agents directly to your website.

   Apr 2026 · smallest.ai · its alternatives →

10. 10
    PlayHT-Turbo▲148

    The fastest generative AI Text-to-Speech API

    2023 · its alternatives →

11. 11
    Wavel AI▲289

    Most realistic and natural AI voiceover & dubbing for videos

    2023 · wavel.ai · its alternatives →

12. 12
    api.ai▲301

    Build your own Siri. Speech interface for apps and devices.

    2014 · its alternatives →

13. 13
    Speech-to-Text API by Deepgram Nova▲110

    Next-Gen Speech-to-Text with Unmatched Performance

    2023 · deepgram.com · its alternatives →

14. 14
    Voiser▲92

    Transform speech-to-text and text-to-speech with AI Power

    2023 · voiser.net · its alternatives →

15. 15
    Google Cloud Text-To-Speech▲156

    Text to speech conversion powered by machine learning

    2018 · cloud.google.com · its alternatives →

16. 16
    SpeechFlow▲118

    Multilingual speech-to-text API trained on 100M+ utterances

    2023 · its alternatives →

17. 17
    Voiceling▲122

    Chrome Extension for AI powered YouTube video dubbing

    2023 · its alternatives →

18. 18
    VoiSistant▲80

    AI-powered speech to text, tts, & translation Mac app

    Oct 2025 · apps.apple.com · its alternatives →

19. 19
    WiseTalk▲86

    Say, send, listen, marvel, repeat

    2023 · wisetalkapp.com · its alternatives →

20. 20
    CloudTTS▲79

    Natural voices from text, free speech synthesis

    2023 · cloudtts.com · its alternatives →

21. 21
    Zumbo▲66

    Open source local AI voice-to-text for Mac for private STT

    24d ago · zumbo.app · its alternatives →

22. 22
    Speechactors▲68

    AI-driven text to speech generation

    2022 · speechactors.com · its alternatives →

23. 23
    Speechmatics▲19

    Voice AI APIs for building real-world voice applications

    Mar 2026 · speechmatics.com · its alternatives →

24. 24
    Spoken AI▲50

    Translate text with native accuracy

    2024 · slotuno.co · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →