Amazon Nova 2.5 Sonic
Nova 2.5 Sonic reached general availability on October 5, 2026
Paid
Audio Generation
Undisclosed
parameters
Proprietary
license
Oct 2026
released
Nova 2.5 Sonic reached general availability on October 5, 2026. It runs real-time voice agents with better tool-calling and lower latency than the previous version.
// similar models in Audio Generation
Eleven v4
ElevenLabs' top-ranked text-to-speech model with a real-time Turbo variant
ElevenLabs · Audio Generation · Paid
Whisper
OpenAI's open-weight speech recognition and transcription model
OpenAI · Audio Generation · Free
Gemini 3.8 Live
Google's real-time speech-to-speech model for production voice agents
Google DeepMind · Audio Generation · Paid
GPT-Live-1
OpenAI's full-duplex voice model that listens and speaks at the same time
OpenAI · Audio Generation · Freemium
Eleven Multilingual v2
ElevenLabs' flagship text-to-speech model across 29 languages
ElevenLabs · Audio Generation · Freemium
Eleven v3
ElevenLabs' most expressive text-to-speech model with fine-grained emotional control
ElevenLabs · Audio Generation · Freemium