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Kimi K2 0905OPEN
Kimi K2 0905 (Moonshot AI): live API pricing, context window and the best open-source alternatives, tracked daily by OpenSourceAI.tech.
Prices update automatically — checked hourly against provider list prices.
Benchmarks & performance
Independent benchmark scores for Kimi K2 0905, measured by Artificial Analysis. Higher is better.
For the same budget, Kimi K2 0905 delivers 3.6 times more capability. Open weights also mean you can self-host it and pay nothing per token.
About this model
Kimi K2 0905 is an open-weight AI model by Moonshot AI. You can download and self-host it for free; the prices below are hosted-API list prices, tracked hourly, for when you prefer convenience over self-hosting.
Frequently asked questions
What is Kimi K2 0905?
Kimi K2 0905 is an AI language model from Moonshot AI. It is open-weight: you can download it and run it on your own hardware, for free. It scores 23.5 on the Artificial Analysis intelligence index.
Is Kimi K2 0905 free?
The weights are free and open — you can self-host Kimi K2 0905 and pay nothing per token. If you prefer a hosted API, list prices are $0.6 per million input tokens and $2.5 per million output tokens.
What is Kimi K2 0905 good at?
Independent benchmarks from Artificial Analysis give it GPQA 76.7%, MMLU-Pro 81.9%, Humanity's Last Exam 6.3%, Long Context Reasoning 52.3%, LiveCodeBench 61%, SciCode 30.7%, AIME 2025 57.3%, IFBench 41.7%, τ²-Bench 73.4%, Terminal-Bench Hard 23.5%. It is particularly used for mathematical reasoning.
Can I self-host Kimi K2 0905?
Yes. Kimi K2 0905 has open weights, so you can download it and run it on your own GPU or server with tools like Ollama, vLLM or llama.cpp — with no per-token cost.
Open-source alternatives
Depending on your workload, an open-weight model that you can self-host may cut costs dramatically or remove per-token pricing entirely. Our comparison pages put this model side by side with the strongest open-source contenders.