Kimi K2.5: Reasoning Redefined
Kimi K2.5 is the latest state-of-the-art multimodal model designed to solve complex problems with advanced reasoning. Built on a 1.04 trillion parameter MoE architecture, Kimi K2.5 excels in coding, visual analysis, and long-context understanding. Experience the power of Kimi K2.5 today.

Chat with Kimi K2.5
Directly interact with Kimi K2.5. Experience its superior reasoning capabilities, code generation from visual inputs, and seamless handling of complex tasks.

Why Choose Kimi K2.5?
Kimi K2.5 represents a paradigm shift in open-source AI, offering capabilities that rival and exceed the best proprietary models available today.
- Unmatched Reasoning PowerKimi K2.5 utilizes improved reinforcement learning strategies to enhance its chain-of-thought processing. This allows Kimi K2.5 to tackle math, physics, and logic problems with unprecedented accuracy, often surpassing GPT-4o in benchmarks.
- Native MultimodalityUnlike models that rely on add-on vision encoders, Kimi K2.5 is natively multimodal. This means Kimi K2.5 understands text and images as a unified language, enabling it to answer questions about complex diagrams, screenshots, and videos with human-level nuance.
- Visual Coding (Kimi Code)One of the standout features of Kimi K2.5 is its ability to write code based on visual inputs. Show Kimi K2.5 a screenshot of a UI, and it can generate the corresponding HTML/CSS or React code, significantly speeding up frontend development workflows.
What Can You Do with Kimi K2.5?
Unlock new possibilities in automation, research, and development with the versatile capabilities of Kimi K2.5.



How Kimi K2.5 Compares
Benchmarks show Kimi K2.5 leading the pack in critical areas of AI performance.
Advanced Capabilities
More ways Kimi K2.5 empowers your workflow.
Large-Scale Training
Pre-trained on 15.5 trillion tokens for comprehensive knowledge.
MuonClip Optimizer
Advanced optimization for improved performance and stability.
Agentic Intelligence
Designed for autonomous action and problem-solving.
Open-Source Models
Both base and instruct versions available for community use and development.
Frequently Asked Questions
Everything you need to know about the Kimi K2.5 model.
What is Kimi K2.5?
Kimi K2.5 is an advanced, open-source multimodal AI model developed by Moonshot AI. It features a 1.04 trillion parameter Mixture-of-Experts architecture and excels in reasoning, coding, and visual tasks. Kimi K2.5 is designed to be a versatile assistant for both casual and professional use.
Is Kimi K2.5 better than GPT-4?
In many specific benchmarks involving coding, visual reasoning, and long-context understanding, Kimi K2.5 outperforms GPT-4o. Its unique Agent Swarm capability also gives it an edge in handling complex, multi-step tasks that require parallel processing.
How can I access Kimi K2.5?
You can access Kimi K2.5 directly through this website's chat interface. Simply choose 'Kimi K2.5' from the model dropdown menu to start chatting. Developers can also access Kimi K2.5 interactions via our API.
What is the context window of Kimi K2.5?
Kimi K2.5 supports a massive context window of 256,000 tokens. This allows it to process and recall information from very large documents, entire codebases, or long conversation histories without losing detail.
Does Kimi K2.5 support coding?
Yes, Kimi K2.5 is an exceptional coding assistant. It uses its 'Kimi Code' feature to understand requirements from text or images and generate high-quality, functional code. It is especially strong in frontend development from visual designs.
Ready to Experience Kimi K2.5?
Join thousands of developers and researchers who are already building the future with Kimi K2.5.

