Amazon / SOURCE-LINKED MODEL RECORD

Nova 2 Sonic

A model record assembled from original source observations. Review the exact artifact and its evidence before choosing a deployment.

Hosted modelverifiedObserved Oct 12, 2026
Input types
text, audio
Output types
text, audio
Observed context window
Not established
Source release date
Dec 2, 2025

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The canonical record is amazon:nova-2-sonic. Capabilities and context limits reflect source observations; the limits of a particular inference endpoint may differ.

Inclusion in the radar does not mean this model is served by Flonno. For the model currently available through our API, see Qwen3.8 Flash 27B and API pricing.

Artifact evidence

https://docs.aws.amazon.com/nova/latest/nova2-userguide/release-notes.html#release-notes-2026-03|nova-2-sonic|capability_change

official changelog · Pinned artifact · Official provider announcement. First observed Oct 12, 2026; last observed Oct 12, 2026.

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https://docs.aws.amazon.com/nova/latest/nova2-userguide/release-notes.html#release-notes-2026-05|nova-2-sonic|capability_change

official changelog · Pinned artifact · Official provider announcement. First observed Oct 12, 2026; last observed Oct 12, 2026.

Open original artifact source ↗

https://docs.aws.amazon.com/nova/latest/nova2-userguide/doc-history.html|nova-2-sonic|release

official changelog · Pinned artifact · Official provider announcement. First observed Oct 12, 2026; last observed Oct 12, 2026.

Open original artifact source ↗

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Verified lifecycle updates

Estimated source date
Amazon / capability change

Amazon Nova 2 Sonic capabilities changed

The May 2026 refresh of Amazon Nova 2 Sonic improves speech generation quality for real-time conversational AI. It reduces speech generation hallucinations by 88% and speaker drift by 52% on internal data sets, enhancing verbatim fidelity and voice consistency.

AI-assisted summary · qwen3.8-27bRecorded Oct 12, 2026
Estimated source date
Amazon / capability change

Amazon Nova 2 Sonic capabilities changed

Amazon Nova 2 Sonic received a refresh in March 2026 that improves speech generation quality and verbatim fidelity for alphanumeric codes, currency values, addresses, email addresses, and phone numbers. The update also introduces Amazon Polly-compatible voices to ensure consistent voice experiences across both services.

AI-assisted summary · qwen3.8-27bRecorded Oct 12, 2026
Source publication date
Amazon / release

Amazon Nova 2 Sonic released

Amazon released Nova 2 Sonic, a model supporting text and audio inputs and outputs. It is part of the initial release of the Amazon Nova 2.0 Developer Guide alongside other new models.

AI-assisted summary · qwen3.8-27bRecorded Oct 12, 2026