Free 2M Token AI Models - Alpha Phase

Sonoma Dusk Alpha &
Sonoma Sky Alpha

Two frontier AI models with 2 million token context window.
Dusk Alpha: Fast and intelligent general-purpose model.
Sky Alpha: Maximally intelligent model for complex reasoning tasks.
Both support image inputs and parallel tool calling.

Advanced AI models • 2M token context • Free alpha testing

Features

Revolutionary AI Capabilities

Both Sonoma models share cutting-edge features that set them apart from traditional AI models

2M Token Context

Industry-leading context window that doubles Gemini 2.5 Pro's capacity

Multimodal Input

Support for both text and image inputs with seamless integration

Parallel Tools

Execute multiple functions simultaneously for coordinated actions

Choose Your Model

Sonoma Dusk Alpha

Fast and intelligent general-purpose model

2M
Tokens
Free
Alpha

Free Alpha Access

Both models completely free during the alpha testing phase

OpenRouter API

Easy access through OpenRouter's OpenAI-compatible API

Community Driven

Your usage helps improve models through feedback collection

Model Comparison

Dusk vs Sky Alpha Performance

Two specialized variants of Sonoma Alpha models, each optimized for different use cases. Both share the same core capabilities with distinct performance characteristics.

Sonoma Dusk Alpha

Fast and intelligent general-purpose frontier model optimized for speed and efficiency. Designed for quick responses across a wide range of tasks.

Stealth

sonoma

Connected
Sonoma Dusk Alpha
Available
Sonoma Sky Alpha
Available
2M Token Context
Free Alpha

Sonoma Sky Alpha

Maximally intelligent general-purpose frontier model designed for complex reasoning tasks. Enhanced capabilities for detailed analysis and advanced problem-solving.

Shared Capabilities - 2M Token Context

Both models feature: 2 million token context window • Multimodal support (text + images) • Parallel tool calling capabilities • Free access during alpha testing phase

2M
Token Context
Free
Alpha Access
Both
Models Available

Model Variants

Dusk Alpha focuses on speed and efficiency for general-purpose tasks. Sky Alpha emphasizes complex reasoning and detailed analysis capabilities.

Community Testing

Both models are undergoing active evaluation by the developer community. Performance data is being collected across various use cases and benchmarks.

API Access

Available through OpenRouter with model names openrouter/sonoma-dusk-alpha and openrouter/sonoma-sky-alpha. OpenAI-compatible API interface with standard rate limiting.

Technical Details

Context Window Comparison

See how Sonoma models compare to leading AI systems in context capacity

Context Window Size Comparison

Sonoma Alpha Models2,000,000 tokens
Google Gemini 2.5 Pro1,000,000 tokens
OpenAI GPT-4 Extended1,000,000 tokens
Claude 3.5 Sonnet200,000 tokens
Standard GPT-4128,000 tokens

Sonoma models offer double the context capacity of Gemini 2.5 Pro

Shared Technical Specifications

Context Window

2,000,000 tokens

Input Modalities

Text + Image

Output Modalities

Text

Pricing

$0 (Free during Alpha)

Rate Limits

OpenRouter standard limits

API Access

OpenRouter compatible

Model Type

Frontier AI Models

Release Date

September 5, 2025

Unique Capabilities

Parallel Tool Calling

Execute multiple functions simultaneously for coordinated actions

Structured Outputs

JSON, XML, and custom formats with precise formatting

Image Understanding

Advanced visual processing with detailed analysis

Tool Parameters

Flexible function integration with dynamic parameters

Reasoning Support

Step-by-step problem solving with detailed explanations

Multimodal Integration

Seamless text and image processing in single requests

Use Cases

Perfect for Specific AI Tasks

Discover how Sonoma Dusk Alpha and Sonoma Sky Alpha excel in different domains based on real performance benchmarks

Web Development

Sonoma Dusk Alpha excels at web design with 72.7% success rate, perfect for HTML/CSS generation

Code Generation

Sonoma Sky Alpha achieves 91.4-93.9% accuracy in coding tasks with advanced reasoning

Image Analysis

Sonoma Sky Alpha leads in image generation and analysis with 61.5% success rate

Conversational AI

Sonoma Dusk Alpha achieves perfect 100% accuracy in conversation tasks

Long Context Tasks

Both Sonoma models handle 2M token context - double Gemini 2.5 Pro's capacity

Multimodal Projects

Process text and images simultaneously with both Sonoma Alpha models

Try Now

Experience Sonoma Alpha Models

Test both models with our interactive chat demo. Free access during alpha phase.

01

Choose Your Model

Select between Dusk Alpha (speed) or Sky Alpha (intelligence)

02

Start Chatting

Use our chat interface to test capabilities instantly

03

Explore Features

Test 2M context, multimodal input, and parallel tools

Choose Sonoma Dusk Alpha When:

  • You need fast responses (4/5 star speed rating)
  • Building web designs (72.7% win rate)
  • Creating conversational AI (100% accuracy)
  • Real-time applications and quick tasks

Choose Sonoma Sky Alpha When:

  • Complex coding tasks (91.4-93.9% accuracy)
  • Image generation (61.5% win rate)
  • Advanced reasoning and analysis
  • Perfect ethics and knowledge tasks

Both models free during alpha • 2M token context • 100 RPM limit

Industry Impact

Shaping the Future of AI

Sonoma Alpha models represent a new paradigm in AI development and deployment

2M
Context Window
Tokens available for processing long documents
2
Model Count
Dusk Alpha and Sky Alpha variants available
Free
Pricing
No cost during alpha testing period
Active
Global Ranking
Currently being evaluated by community

Technical Market Advantages

Large Context Window

2M token capacity enables processing of extensive documents and conversations

Dual Model Options

Choose between Dusk Alpha (speed) or Sky Alpha (reasoning) based on needs

Community Tested

Active evaluation and feedback from developer communities

Multimodal Support

Process both text and image inputs in the same request

Free Access

No costs during alpha testing period for developers and researchers

API Compatible

Works with existing OpenRouter API integration patterns

Current Status & Available Features

Alpha Testing Status

Currently in free alpha testing phase

  • Free access to both models
  • 2M token context window
  • Community feedback collection
  • Performance optimization

Available Capabilities

Features accessible right now

  • Multimodal input support
  • Parallel tool calling
  • OpenRouter API access
  • Real-time streaming

Development Status

Current model characteristics

  • Anonymous model release
  • Frontier-level capabilities
  • Active performance monitoring
  • Community-driven improvements

Be Part of the Alpha Revolution

Join thousands of developers already building with Sonoma Alpha models. Your feedback shapes the future of AI.

✓ Early access to cutting-edge features

✓ Direct influence on model development

✓ Free usage during entire alpha phase

FAQs

Frequently Asked Questions

Everything you need to know about Sonoma Dusk Alpha and Sonoma Sky Alpha models. Still have questions?

Ready to Explore
Sonoma Alpha Models?

Start using revolutionary AI models with 2M token context windows. Both Dusk and Sky Alpha are free during the alpha phase.

2M Tokens
Massive context window
100% Free
During alpha testing

Join thousands of developers already using Sonoma Alpha models

Sonoma Alpha

Experience the power of Sonoma Alpha models: Sonoma Dusk Alpha and Sonoma Sky Alpha.

© 2025 Sonoma AI.

Sonoma AI Models - Free Dusk & Sky Alpha with 2M Context