Kimi K2.5

Kimi K2.5

Moonshot AI
+
+

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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.

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.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

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

Audience

Developers, engineering teams, and knowledge-work organizations wanting to build multimodal AI agents for coding, research, analysis, and other complex multi-step tasks

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

Free
Open source
Free Version
Free Trial

Pricing

$0.04 per input
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Moonshot AI
Founded: 2023
China
platform.moonshot.ai/

Company Information

StepFun
Founded: 2023
United States
platform.stepfun.ai/docs/en/guides/models/step-5-preview

Alternatives

Alternatives

No Alternatives
GPT-5.5

GPT-5.5

OpenAI
Inkling

Inkling

Thinking Machines Lab
Kimi K2.6

Kimi K2.6

Moonshot AI
Kimi K3

Kimi K3

Moonshot AI

Categories

Categories

Integrations

Cherry Studio
Hermes Agent
Ollama
OpenClaw
Alibaba Cloud Model Studio
Brokk
EaseMate AI
Happy Shrimp 1.0
Kimi
Kimi Code
Kimi Work
Model Context Protocol (MCP)
NVIDIA TensorRT
Odysseus
OfoxAI
Okara
OpenCode
Pi Agent
QwenWork
Shiori

Integrations

Cherry Studio
Hermes Agent
Ollama
OpenClaw
Alibaba Cloud Model Studio
Brokk
EaseMate AI
Happy Shrimp 1.0
Kimi
Kimi Code
Kimi Work
Model Context Protocol (MCP)
NVIDIA TensorRT
Odysseus
OfoxAI
Okara
OpenCode
Pi Agent
QwenWork
Shiori
Claim Kimi K2.5 and update features and information
Claim Kimi K2.5 and update features and information
Claim Step 5 Preview and update features and information
Claim Step 5 Preview and update features and information