Alternatives?
CheaperLing 3.1 FlashOpen×33-14%$1.00Memory (4-bit): 4.5 GB → 343 GB
BetterClaude Haiku 5.5low×12.5-62%$0.024Remove sampling parameters+5
OpenQwen 3.5 9Bthinkingsame-82%$0.21Context: 524K → 262K+1
CheaperGLM 5.3 FlashmaxOpen×32.5-55%$0.28Memory (4-bit): 4.5 GB → 193 GB+5
CheaperMiniMax M3.1 Flashthinking×25.5-50%$0.22Complete model response must be appendedLing 3.1 FlashOpen×33-14%$1.00Memory (4-bit): 4.5 GB → 343 GBClaude Haiku 5.5max×32.5-62%$0.21Remove sampling parameters+5GLM 5.3 FlashmaxOpen×32.5-55%$0.28Memory (4-bit): 4.5 GB → 193 GB+5MiniMax M3.1 Flashthinking×25.5-50%$0.22Complete model response must be appendedQwen3.8 FlashthinkingOpen×25-56%$0.37Context: 524K → 262K+7Claude Haiku 5.5low×12.5-62%$0.024Remove sampling parameters+5
GPT-6 Lunahigh×4.5-62%$0.029Function calling only with none · Chat Completions+3
MiMo v2.6 FlashthinkingOpen×22.5-67%$0.062Memory (4-bit): 4.5 GB → 186 GB+4GPT-5.6 Lunaxhigh×3.5-14%$0.085GPT-6.1 Sollow×30.5+662%$0.13Remove unsupported parameters+5Qwen 3.5 9BthinkingOpensame-82%$0.21Context: 524K → 262K+1
Granite 4.2 8BthinkingOpen-100%-80%$0.024Context: 524K → 128K
Ministral 3 14B 2512non-thinkingOpen-100%-62%$0.019Context: 524K → 262K+1Ministral 3 3B 2512Open-100%-81%$0.008Context: 524K → 131KMinistral 3 8B 2512Open-100%-71%$0.011Context: 524K → 262KRun it yourself
estimateFAQ
How much does K2 Horizon 7B cost?›
$0.30 per 1M input tokens and $1.20 per 1M output tokens (cheapest host: Featherless).
Is K2 Horizon 7B free to use?›
There is no free API; the cheapest paid price is $0.30 per 1M input tokens. The weights are open, so you can run it yourself.
How good is K2 Horizon 7B, and what is it best at?›
#131 of 334 in Chat & Knowledge, #54 of 132 in Coding, #59 of 133 in Agents & Tool Use, #99 of 133 in Vision & Documents.
Is K2 Horizon 7B better than GLM 5.2?›
On Terminal-Bench 4.0, K2 Horizon 7B scores 1 vs 1 — about the same.
How can I use K2 Horizon 7B?›
Through the API of Featherless.
What is the context window of K2 Horizon 7B?›
524K tokens.
When was K2 Horizon 7B released? Is there a newer version?›
Released 2026-09-03. It is the current version in its line.
Is K2 Horizon 7B open source?›
Yes, the weights are open (Apache-2.0 licence).
Can I run K2 Horizon 7B locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Can K2 Horizon 7B read images?›
No, it accepts text only.
What is K2 Horizon 7B?›
K2 Horizon 7B is an open-weights language model from Institute of Foundation Models, released Sep 2026.
What are the best alternatives to K2 Horizon 7B?›
Ling 3.1 Flash (cheaper), Claude Haiku 5.5 (better), Qwen 3.5 9B (open weights).