Alternatives

Products that do what Hume OCTAVE does

A next-generation speech-language model

1. 1
   Octave 2 by Hume AI▲124

   The next-generation multilingual text-to-speech model

   Oct 2025

2. 2
   EVI 3: Understand and generate any voice▲153

   Hume AI's new voice that truly understands emotion

   2025

3. 3
   TADA▲127

   1:1 text-acoustic alignment for 5x faster speech generation

   Mar 2026

4. 4
   Voicebox▲216

   An all-in-one generative Al model for speech

   2023

5. 5
   Voxtral TTS by Mistral AI▲156

   Multilingual TTS model with realistic and expressive speech

   Mar 2026

6. 6
   Parrot Speech-to-text API▲194

   Fast, accurate STT for production-grade voice agents

   May 2026

7. 7
   Octave▲191

   A free library of UI sounds for your apps

   2014

8. 8
   Voxtral▲201

   Frontier open source speech understanding models

   2025

9. 9
   Microsoft AI (MAI) Voice-1▲120

   Highly expressive and natural speech generation model

   2025

10. 10
    Vocalo.ai▲178

    Become a Fluent English speaker by talking with AI

    2024

11. 11
    Sesame▲196

    Conversational speech model that achieves voice presence

    2025

12. 12
    PlayHT-Turbo▲148

    The fastest generative AI Text-to-Speech API

    2023

13. 13
    PlayDialog Beta▲57

    The first multi-turn voice AI model built for conversation

    2024

14. 14
    MiMo-V2.5 Voice▲115

    Bilingual ASR for dialects, code-switching, and songs

    Apr 2026

15. 15
    SpeechFlow▲118

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

    2023

16. 16
    Vogent Voicelab▲171

    Ultra-realistic text-to-speech

    2025

17. 17
    NVLM 1.0▲200

    Open frontier-class multimodal LLMs

    2024

18. 18
    Omnilingual ASR▲132

    Advancing automatic speech recognition for 1,600+ languages

    Nov 2025

19. 19
    Google Gemini 3.1 Flash TTS▲166

    Text-to-speech API with natural language voice direction

    Apr 2026

20. 20
    Universal-3 Pro▲215

    The first of its kind promptable speech language model

    Feb 2026

21. 21
    Realtime TTS-2▲153

    Voice AI that feels as good as it sounds

    May 2026

22. 22
    Expressive Mode for ElevenAgents▲157

    AI voice agents that adapt tone, timing & emotion by context

    Mar 2026

23. 23
    Real-time Voice Translation by Byrdhouse▲233

    Translate your live events and meetings into any language

    2024

24. 24
    Synthflow▲149

    Create human-like AI voice agents with no-code

    2024

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