Institute of Foundation Models › K2 Horizon 375B A23B › Pricing
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K2 Horizon 375B A23B pricing
Cheapest host: Featherless · checked Oct 26, 2026
$1 / $4per 1M tokens in / out
Price sheetper 1M tokens
| Input | $1 | Featherless |
| Output | $4 | |
| Context | 524K | tokens |
Where to buy1 provider · per 1M tokens
| Provider | Input | Output | Context |
|---|---|---|---|
| Featherless | $1 | $4 | — |
In Institute of Foundation Models's line-upper 1M in / out
| K2 Horizon 0.9B | $0.30 / $1.20 | −70% |
| K2 Horizon 3.7B | $0.30 / $1.20 | −70% |
| K2 Horizon 7B | $0.30 / $1.20 | −70% |
| K2 Horizon 375B A23B | $1 / $4 | this model |
| K2 Horizon MoVA 36B A4B | $1 / $4 | 0% |
Cheaper for the same workvs K2 Horizon 375B A23B
| MiMo v2.6 Pro thinkingOpen | -69% | score +52% | $0.13 |
| DeepSeek V4.1 Flash 1017 maxOpen | -70% | score +48% | $0.26 |
| Ling 3.1 Flash 1019 | -74% | score +44% | $1.49 |
| Step 5 Preview thinkingOpen | -19% | score +43% | $1.03 |
| Claude Haiku 5.5 max | -89% | score +42% | $0.21 |
Pricing questions
How much does K2 Horizon 375B A23B cost?›
$1 per 1M input tokens and $4 per 1M output tokens.
Is K2 Horizon 375B A23B free to use?›
There is no free API tier, but the weights are open: you can run it on your own hardware for the cost of compute.
What is a cheaper alternative to K2 Horizon 375B A23B?›
MiMo v2.6 Pro at thinking effort costs -69% per task with a score +52% on Humanity's Last Exam.