Overview
Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32...
How MoonshotAI: Kimi K2 0905 stacks up
Among the 376 chatbots & llms tools in our directory, it ranks #293 of 371 on quality (7.3/10), 9% below the 371-tool average of 8.0, and its $0.6/1M input-token rate is in the mid-price range — 69% cheaper than the 360-model average of $1.93/1M.
Weighing quality against cost, MoonshotAI: Kimi K2 0905's cost-per-quality-point of $0.08 places it at #208 of 351 for value among chatbots & llms tools.
MoonshotAI: Kimi K2 0905 in depth
MoonshotAI: Kimi K2 0905, built by Moonshot AI, sits in the chatbots & llms space and is a paid tool starting at $0.60/1M tokens. Our editors rate it 7.3 out of 10 based on capability, ecosystem and value. It handles a context window of 262,144 tokens.
On the feature side, MoonshotAI: Kimi K2 0905 brings 262,144-token context window, tool / function calling, structured (json) outputs and knowledge cutoff 2024-12-31. These are the capabilities that most shape day-to-day use and separate it from thinner alternatives.
Its biggest strength is supports tool / function calling for agent-style workflows, while the main trade-off to weigh is that no free tier — usage is billed per token. Keep both in mind when deciding whether it fits your workflow.
MoonshotAI: Kimi K2 0905 is most often chosen for research and writing. If that matches your goals, it's a strong candidate to shortlist.
Key features
- ✓262,144-token context window
- ✓Tool / function calling
- ✓Structured (JSON) outputs
- ✓Knowledge cutoff 2024-12-31
Pricing
Pros
- +Supports tool / function calling for agent-style workflows
- +Can return structured JSON output for reliable parsing
Cons
- −No free tier — usage is billed per token
- −Text-only: does not accept image input
Who should use MoonshotAI: Kimi K2 0905
- →Anyone looking for a chatbots & llms tool from Moonshot AI.
- →Teams and individuals focused on research and writing.
- →People who value supports tool / function calling for agent-style workflows.
- →Workflows that need a 262,144 tokens context window.
Who should look elsewhere
- →Anyone who needs a free tier — this tool is paid only.
- →Those for whom no free tier — usage is billed per token is a dealbreaker.
- →Users who can't accept that text-only: does not accept image input.
Best for
10 Best MoonshotAI: Kimi K2 0905 Alternatives in 2026
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Anthropic
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Fireworks
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Stealth
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MoonshotAI: Kimi K2 0905 vs top alternatives
A side-by-side look at how MoonshotAI: Kimi K2 0905 stacks up against its closest rivals.
| Feature | MoonshotAI: Kimi K2 0905Moonshot AI | ClaudeAnthropic | ChatGPTOpenAI | GeminiGoogle DeepMind |
|---|---|---|---|---|
| Quality score | 7.3 / 10 | 9.6 / 10 | 9.5 / 10 | 9.2 / 10 |
| Starting price | $0.60/1M tokens | $20/mo | $20/mo | $20/mo |
| Free tier | No | Yes — Free tier available | Yes — Free tier available | Yes — Free tier available |
| API input price | $0.6 / 1M tokens | $2 / 1M tokens | $0.1 / 1M tokens | $0.75 / 1M tokens |
| API output price | $2.5 / 1M tokens | $10 / 1M tokens | $0.5 / 1M tokens | $3.75 / 1M tokens |
| Speed | — | Fast | Fast | Fast |
| Context window | 262,144 tokens | 200K tokens | 128K tokens | 1M-2M tokens |
| Categories | Chatbots & LLMs | Chatbots & LLMs, Coding, Writing | Chatbots & LLMs, Coding, Writing | Chatbots & LLMs, Coding, Writing |
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Frequently asked questions
Q. Is MoonshotAI: Kimi K2 0905 free?
No — MoonshotAI: Kimi K2 0905 is a paid tool, starting at $0.60/1M tokens.
Q. How much does MoonshotAI: Kimi K2 0905 cost?
MoonshotAI: Kimi K2 0905 starts at $0.60/1M tokens. API usage is around $0.6 per 1M input tokens and $2.5 per 1M output tokens.
Q. What is MoonshotAI: Kimi K2 0905 best for?
MoonshotAI: Kimi K2 0905 is best suited to research and writing, within the chatbots & llms category.
Q. What are the best MoonshotAI: Kimi K2 0905 alternatives?
Popular alternatives to MoonshotAI: Kimi K2 0905 include Claude, ChatGPT, Gemini and Anthropic: Claude Sonnet 5.5. Each trades off price, quality and ecosystem differently.
Q. Is there a free alternative to MoonshotAI: Kimi K2 0905?
Yes. Claude, ChatGPT, Gemini offer a free tier, making them good starting points if you want to avoid an upfront subscription.
Q. Why switch from MoonshotAI: Kimi K2 0905?
Common reasons include pricing, specific feature gaps (No free tier — usage is billed per token; Text-only: does not accept image input), data-privacy requirements, or simply wanting a tool that fits your stack better.
How we rate AI tools
Our quality score weighs capability on real tasks, breadth of features and integrations, pricing and value, and how actively the tool is maintained. Scores are editorial guidance, not benchmarks — always trial a tool on your own workflow before committing. Pricing and features change frequently, so verify current details on the official site.
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