Amazon Nova 2.5 Sonic

Closed Active Multimodal amazon-nova-2-5-sonic

Speech-to-speech model improving reasoning and tool-calling for voice agents, 256K context.

Released
Oct 5, 2026
Context window
256K tokens
Max output
Not disclosed
Parameters
Not disclosed
Input price
Not disclosed
Output price
Not disclosed

Prices are first-party list prices in USD at the standard tier. Last verified Oct 30, 2026.

Pricing

No list price recorded for this model yet.

Specifications

Developer
Amazon
Model type
Multimodal
Architecture
Not disclosed
Parameters
Not disclosed
Input
Text Audio
Output
Text Audio
Knowledge cutoff
Not disclosed
License
Proprietary
API access
First-party API
Capabilities
Agentic Tool use