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AmazonNova 2 familyCurrentSpeech and audioReleased 5 Oct 2026

Amazon Nova 2.5 Sonic

Successor to nova-2-sonic, Amazon’s real-time speech-to-speech model for voice agents.

PricePrice not published

Checked10 October 2026

No published training cutoff

At least143events since its release on 5 October 2026

7 historic, 27 major. 5 days of news.

Amazon doesn’t publish a training cutoff, so we count from its release date. The real gap is larger.

How to call it

Where to use Amazon Nova 2.5 Sonic.

Providers, model ids, endpoints and docs for Amazon Nova 2.5 Sonic
ProviderModel idEndpointDocs
AWS Bedrock https://bedrock-runtime.{region}.amazonaws.com (bidirectional streaming) aws.amazon.com

Pricing

Price not published.

As published: “Same pricing as Nova 2 Sonic (AWS); see nova-2-sonic for figures”.

Source: aws.amazon.com, checked 10 October 2026.

Specs

Input
Audio and text
Output
Audio and text
Context window
256,000 tokens
Max output
Not published
Open weights
No
Licence
Proprietary
Training cutoff
Not published
Released
5 October 2026
Status
Current
Type
Speech and audio

What stands out

What its maker marketed at launch, and what people found later, each with its source.

  • Asynchronous tool calling in voice

    Voice agents can trigger tool calls without stalling the conversation; voice and text in the same session; 256K context; works with Strands Bidi Agents (AWS).

    Source: aws.amazon.com

Notes

GA Oct 5, 2026 in US East (N. Virginia), US West (Oregon), Europe (Stockholm), Asia Pacific (Tokyo); seven languages. Improved reasoning, instruction following and tool-calling accuracy and lower latency vs Nova 2 Sonic (AWS).

Not yet checked against an official source: Bedrock model id not verified (third-party sites list ‘nova-2-5-sonic’).