Announcing Amazon Nova 2 Sonic for real-time conversational AI

This article announces the general availability of Amazon Nova 2 Sonic, a speech-to-speech model for real-time conversational AI with industry-leading quality and pricing.

• Streaming speech understanding robust to background noise and speaking style variations
• Expanded language support including Portuguese and Hindi with polyglot voices
• Superior reasoning, instruction following, and tool invocation accuracy
• Cross-modal interaction enabling seamless voice-to-text switching in sessions
• Asynchronous tool calling for multi-step tasks without interrupting conversation
• One-million token context window for sustained interactions
• Integrates with Amazon Connect, Vonage, Twilio, AudioCodes, LiveKit, and Pipecat
• Available in US East, US West, Asia Pacific Tokyo, and Europe Stockholm regions

Amazon Nova 2 Sonic provides developers with an advanced speech-to-speech model for building natural, real-time voice applications with improved language support and flexible interaction modes.