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Nova 2 Sonic

AmazonAmazonProprietary

Description

Amazon Nova 2 Sonic is Amazon's second-generation speech-to-speech foundation model for real-time conversational AI. It delivers expressive, native-sounding voices and high streaming speech-understanding accuracy across English, French, Italian, German, Spanish, Hindi, and Portuguese, surpassing GPT-Realtime and Gemini 2.5 Flash Live on conversational quality in human evaluations. It supports asynchronous tool calling, configurable turn-taking, and seamless switching between voice and text modalities for low-latency interactions.

Release Date
2025-12-02
Parameters
Context Length
Modalities
audio, text

Capability Radar

60
general
0
coding
70
reasoning
60
scienceest.
70
agents
70
multimodal

Science is estimated from LLM Stats science scores or reasoning when no dedicated science benchmarks are available.

Rankings

No ranking data available

Benchmark Scores (LLM Stats)

(LLM Stats (zeroeval))

Audio

Big Bench Audio87.0%SR

General

BFCL74.5%SR

Instruction Following

IFBench37.5%SR

Long Context

ComplexFuncBench65.2%SR

AA Evaluation Indices

(Artificial Analysis)

No AA evaluation data available

LLM Stats Category Scores

(LLM Stats (zeroeval))
Long Context
70
Reasoning
70
Structured Output
70
Tool Calling
70
General
60
Instruction Following
40

Pricing

Input Price$0 / 1M tokens
Output Price$0 / 1M tokens
Blended Price (3:1)$0 / 1M tokens

Speed

No speed data available

Provider Price Ranking

Provider Price Ranking

2 providers

Cheapest: AmazonMost Expensive: Bedrock
ProviderInputOutput
1AmazonPRIMARY
$0
$0
2Bedrock
$0
$0

Compare pricing across different API providers for this model.

External Sources