Kimi K3.1 Pro
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Description
Gemini 4 Krypton is an unreleased AI model reportedly under development at Google DeepMind, with early discussions positioning it as a potential addition to the Gemini 4 lineup. The model has attracted attention through unofficial demonstrations comparing its performance with Gemini 4 Argon and Gemini 4 Carbon. These demonstrations suggest that Krypton may be optimized for demanding programming assignments, advanced reasoning, and the creation of complex digital experiences. Reported examples include generating interactive web applications, detailed user interfaces, animated content, and substantial amounts of executable code. Some early testers claim that Krypton spends significantly more time processing requests and produces larger implementations than other Gemini models. This approach could make it particularly useful for software development projects that require extensive planning, iterative refinement, and multiple interconnected components. As a member of the Gemini family, Krypton may incorporate capabilities associated with Google's multimodal AI research and intelligent agent development. However, Google has not officially confirmed the model's architecture, supported input formats, benchmark performance, pricing, or public availability. If these reported capabilities are validated, Gemini 4 Krypton could become a powerful option for developers and organizations working on sophisticated AI-assisted programming and automation projects.
Description
Kimi K3.1 Pro is an advanced multimodal AI reasoning model developed by Moonshot AI for software engineering, autonomous agents, technical design, and analytical knowledge work. Built on the Kimi K3 architecture, the model uses approximately 2.8 trillion total parameters with 104 billion active parameters and supports a one-million-token context window. Its enhanced reasoning capabilities enable complex, multistep problem-solving across programming, scientific analysis, financial research, and business operations. Coding features include source code generation, debugging, repository-level modifications, automated testing, and end-to-end application development. The model can create interactive websites, Three.js environments, games, and software projects using development frameworks and engines such as Unity, Unreal Engine, and Godot. Its spatial reasoning capabilities support CAD code generation, parametric modeling, 3D asset creation, and geometry adjustments through tools such as Blender. Financial analysis capabilities include spreadsheet modeling, document-based research, numerical reasoning, and investment analysis using information from multiple sources. Kimi K3.1 Pro supports text and image inputs, external tool use, and long-running agentic workflows that require planning and iterative execution. The model is accessible through Kimi applications and APIs, with an additional Highspeed version designed to deliver approximately two to three times faster responses.
API Access
Has API
Yes
API Access
Has API
Yes
Screenshots View All
No images available
Integrations
.NET
Yes
Bash
Yes
C
Yes
C#
Yes
C++
Yes
CSS
Yes
Factory Droid
Yes
Go
Yes
HTML
Yes
Hermes Agent
Yes
Integrations
.NET
Yes
Bash
Yes
C
Yes
C#
Yes
C++
Yes
CSS
Yes
Factory Droid
Yes
Go
Yes
HTML
Yes
Hermes Agent
Yes
Pricing Details
No price information available.
Free Trial
No
Free Version
No
Pricing Details
$2 per 1M tokens
API usage is pay-as-you-go: $2 per million input tokens and $10 per million output tokens. Cached input is $0.20 per million tokens; cache writes are $2 per million tokens. Kimi Code also provides tier-based membership access, with quotas and context limits depending on the tier.
Free Trial
No
Free Version
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
Yes
iPhone App
No
iPad App
No
Android App
No
Windows
Yes
Mac
Yes
Linux
Yes
Chromebook
No
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
Yes
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Vendor Details
Company Name
Founded
1998
Country
United States
Website
gemini.com
Vendor Details
Company Name
Moonshot AI
Founded
2023
Country
China
Website
www.kimi.ai/