Kimi K2.5Moonshot AI
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Step 5 PreviewStepFun
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Related Products
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About
Kimi K2.5 is a next-generation multimodal AI model designed for advanced reasoning, coding, and visual understanding tasks. It features a native multimodal architecture that supports both text and visual inputs, enabling image and video comprehension alongside natural language processing. Kimi K2.5 delivers open-source state-of-the-art performance in agent workflows, software development, and general intelligence tasks. The model offers ultra-long context support with a 256K token window, making it suitable for large documents and complex conversations. It includes long-thinking capabilities that allow multi-step reasoning and tool invocation for solving challenging problems. Kimi K2.5 is fully compatible with the OpenAI API format, allowing developers to switch seamlessly with minimal changes. With strong performance, flexibility, and developer-focused tooling, Kimi K2.5 is built for production-grade AI applications.
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About
Step 5 Preview is StepFun’s flagship model for agentic work, designed for real-world tasks across software engineering and professional knowledge work, with particular strength in finance. It natively supports text, image, and video input and provides a 1M-token context window, enabling tasks that require large amounts of information, tool calls, and continuous progress toward a deliverable. The model can analyze long documents, multiple source materials, and conversation history for cross-document question answering and research organization. For programming and software engineering, it works across multiple languages and can support troubleshooting, code changes, verification, and test creation. Its multi-step agent capabilities let applications provide tools for retrieving information, processing documents, conducting deep research, and producing analytical reports. Multimodal understanding combines images, video, and text for chart analysis, screenshot question answering, etc.
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Platforms Supported
Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook
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Platforms Supported
Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook
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Audience
Kimi K2.5 is ideal for AI developers, engineers, and companies building advanced multimodal, reasoning-heavy, or agent-based applications that require long context and high coding performance
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Audience
Developers, engineering teams, and knowledge-work organizations wanting to build multimodal AI agents for coding, research, analysis, and other complex multi-step tasks
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Support
Phone Support
24/7 Live Support
Online
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Support
Phone Support
24/7 Live Support
Online
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API
Offers API
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API
Offers API
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Screenshots and Videos |
Screenshots and Videos |
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Pricing
Free
Open source
Free Version
Free Trial
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Pricing
$0.04 per input
Free Version
Free Trial
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Reviews/
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Reviews/
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Training
Documentation
Webinars
Live Online
In Person
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Training
Documentation
Webinars
Live Online
In Person
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Company InformationMoonshot AI
Founded: 2023
China
platform.moonshot.ai/
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Company InformationStepFun
Founded: 2023
United States
platform.stepfun.ai/docs/en/guides/models/step-5-preview
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Alternatives |
AlternativesNo Alternatives
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Categories |
Categories |
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Integrations
Cherry Studio
Hermes Agent
Ollama
OpenClaw
Alibaba Cloud Model Studio
Brokk
EaseMate AI
Happy Shrimp 1.0
Kimi
Kimi Code
|
Integrations
Cherry Studio
Hermes Agent
Ollama
OpenClaw
Alibaba Cloud Model Studio
Brokk
EaseMate AI
Happy Shrimp 1.0
Kimi
Kimi Code
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