Kimi K2.5
Kimi K2.5 is Moonshot's flagship text-only model with a 128K context window, designed for chat completion and code generation tasks.
API Pricing
Cheapest on OpenRouter — 23% below avg| Provider | Input / 1M | Output / 1M | Updated |
|---|---|---|---|
| $0.383 | $1.72 | 4/14/2026 | |
| $0.500 | $2.80 | 4/14/2026 | |
| $0.600 | $3.00 | 4/14/2026 |
Prices updated daily. Last check: 4/14/2026
Model Details
General
- Creator
- Moonshot
- Family
- Kimi
- Tier
- Flagship
- Context Window
- 128K
- Modalities
- Text
Capabilities
- Tool Calling
- Yes
- Open Source
- No
- Subtypes
- Chat Completion, Code Generation
- Aliases
- kimi-k2-5-turbo, moonshotai-kimi-k2-5
Strengths & Limitations
- 128K token context window supports long document processing
- Tool calling functionality enables integration with external services
- Flagship tier positioning within Moonshot's model lineup
- Specialized focus on chat completion and code generation tasks
- Available through multiple API aliases for flexible integration
- Text-only design may offer performance advantages for language-focused tasks
- No image or vision input capabilities
- Proprietary model with no open-source availability
- Smaller context window compared to some competing flagship models
- Limited to text modality while many peers offer multimodal support
- Fewer modality options than comprehensive flagship alternatives
Key Features
About Kimi K2.5
Common Use Cases
Kimi K2.5 is well-suited for applications requiring sophisticated text processing and generation, particularly in conversational AI scenarios and software development contexts. Its 128K context window makes it effective for analyzing long documents, maintaining extended conversations, or working with substantial codebases. The tool calling capability enables integration into agentic workflows where the model needs to interact with external APIs or services. Given its flagship positioning and code generation focus, it works well for complex programming tasks, technical documentation, content creation, and scenarios where users need a capable text model without multimodal requirements. The model's specialization in chat completion makes it particularly relevant for customer service applications, virtual assistants, and interactive AI systems that prioritize conversational quality over multimodal features.
Frequently Asked Questions
How much does Kimi K2.5 cost per million tokens?
Kimi K2.5 pricing varies by provider and may include different rates for input and output tokens. Check the pricing table above for current rates across all available providers.
What is Kimi K2.5 best used for?
Kimi K2.5 excels at chat completion and code generation tasks, making it ideal for conversational AI applications, programming assistance, and scenarios requiring long-context text processing with its 128K token window. The tool calling feature also makes it suitable for agentic workflows requiring external service integration.
Does Kimi K2.5 support image or multimodal inputs?
No, Kimi K2.5 is a text-only model that focuses specifically on chat completion and code generation. It does not support image processing, vision capabilities, or other modalities beyond text input and output.