Amazon model product
Nova 2 Sonic
Amazon Nova 2 Sonic is Amazon's second-generation speech-to-speech foundation model for real-time conversational AI.
Updated Aug 12, 2026. Default version: Nova 2 Sonic
LLMBoard score15.7Nova 2 Sonic
Coverage40%3 benchmark families
Context window1MTokens
Official input priceN/AOfficial price unavailable
Nova 2 Sonic Specifications
Technical details for the model's default version.
- Version
- Nova 2 Sonic
- Released
- Dec 2, 2025
- Knowledge cutoff
- Unknown
- Parameters
- N/A
- Context window
- 1M
- Max output
- 65.5K
- Inputs
- audio, text
- Outputs
- audio, text
- Open weights
- No
- License
- Proprietary
Nova 2 Sonic Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Nova 2 Sonic Benchmark Results
Benchmark scores for Nova 2 Sonic.
| Big Bench Audio | 87.0% | 01 | 1 | 100.0% | C | |
| ComplexFuncBench | 65.2% | 03 | 7 | 66.7% | C | |
| BFCL | 74.5% | 04 | 11 | 70.0% | C | |
| IFBench | 37.5% | 28 | 29 | 3.6% | C |
Nova 2 Sonic Arena Results
Preference and agent-evaluation results for the default version.
No Arena results
The default version does not have a matching Arena result yet.
Nova 2 Sonic Runtime Performance
Provider-specific output speed and catalog latency for Nova 2 Sonic. Runtime does not affect the capability score.
No runtime data
Browse runtime rankingsNo provider-specific speed or latency record is linked to the default version yet.
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Nova 2 Sonic Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- N/A
- Official provider
- N/A
- Lowest third-party
- N/A
- Tracked offerings
- 0
No provider prices
The default version has no current input or output token prices.
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
Nova 2 Sonic Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| Nova 2 Sonic | 15.7 | N/A | 1M | 65.5K | No | Proprietary |
What is Nova 2 Sonic?
Key information about Nova 2 Sonic and its available data.
Amazon Nova 2 Sonic is Amazon's second-generation speech-to-speech foundation model for real-time conversational AI. 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.
Data as of 2026-08-11.
Nova 2 Sonic vs nearby models
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FAQ
Common questions about Nova 2 Sonic.
When was Nova 2 Sonic released?
Nova 2 Sonic's default version was released on Dec 2, 2025.
How much does Nova 2 Sonic cost?
No official standard PAYG price is currently available for Nova 2 Sonic.
Who created Nova 2 Sonic?
Nova 2 Sonic was created by Amazon.
What is the context window for Nova 2 Sonic?
The default version has a 1M token context window.
Is Nova 2 Sonic open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Nova 2 Sonic?
No provider offering is currently linked to the default version.
What models should I compare Nova 2 Sonic with?
Nearby ranked alternatives include Mistral Small 3.2 24B, Mistral Large 3, Gemma 3 27B.