Kimi K3 vs 
Quasar Alpha
Kimi K3 has a larger context window than Quasar Alpha (1.0M tokens vs 1.0M tokens).
Minimalist Landing Page
Whole landing page for a startup that reads your face. It renders or it doesn't.
Loading the build
Loading the build
Which answer wins?
Price and specs
Not enough votes to call it. On the specs, Kimi K3 has the edge: bigger model tier, newer.
| Spec | Kimi K3 | Quasar Alpha |
|---|---|---|
| Input price | $3/M tokens | — |
| Output price | $15/M tokens | — |
| Context window | 1.0M tokens | 1.0M tokens |
| Weights | Open | — |
| Free API (OpenRouter) | No | — |
| Released | Jul 2026 | Apr 2025 |
| At 10M a month | $30.00 | not listed |
Input tokens at list price. No caching, no batch discount.
Where to run it
Kimi K320 hosts
- Morphfp8$0.29 in$14.90 out1M99.9% up
- Wafer$0.29 in$14.89 out1M100% up
- InferenceNetfp4$0.80 in$15.00 out1M100% up
- Sail Researchfp4$0.84 in$13.50 out1M99.7% up
- AkashMLfp4$1.20 in$14.00 out1M100% up
- Makorafp4$1.53 in$12.75 out1M99.4% up
14 more hostsFewer hosts
- Relacefp4$2.00 in$14.00 out1M100% up
- Decartmxfp4$2.55 in$12.75 out1M97.2% up
- Phala$2.55 in$12.75 out1M100% up
- DigitalOcean$2.55 in$12.95 out1M99.8% up
- Parasailfp4$2.60 in$13.00 out1M100% up
- DeepInframxfp4$2.85 in$14.25 out1M99.9% up
- Amazon Bedrock$3.00 in$15.00 out1M99.5% up
- Basetenfp8$3.00 in$15.00 out1M99.6% up
- Chutesmxfp4$3.00 in$15.00 out1M100% up
- Fireworks$3.00 in$15.00 out1M100% up
- Modalmxfp4$3.00 in$15.00 out1M100% up
- Moonshot AImxfp4$3.00 in$15.00 out1M100% up
- Alibaba Cloud$3.45 in$17.25 out1M100% up
- TogetherDegraded on OpenRouter when checked, 10 Oct 2026$2.70 in$13.50 out1M97.7% up
Quasar Alpha
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between Kimi K3 and Quasar Alpha?
Kimi K3 is developed by Moonshot AI while Quasar Alpha is developed by OpenRouter. Kimi K3 has a 1.0M token context window vs Quasar Alpha's 1.0M. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.
Which is better, Kimi K3 or Quasar Alpha?
It depends on your use case. Kimi K3 and Quasar Alpha each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 6 challenges so you can judge which fits your needs best.
How can I compare Kimi K3 and Quasar Alpha on Rival?
This page shows a side-by-side comparison of Kimi K3 and Quasar Alpha across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.
More comparisons
Against the newest arrivals
- Kimi K3 vs Step 5 PreviewLanded Oct 2026
- Quasar Alpha vs Claude Haiku 5.5Landed Oct 2026
- Kimi K3 vs Ling 3.1 FlashLanded Oct 2026
- Quasar Alpha vs Mistral Large 4Landed Oct 2026
- Kimi K3 vs GPT-6.1 SolLanded Sep 2026
- Quasar Alpha vs Claude Sonnet 5.5Landed Sep 2026
- Kimi K3 vs Solar Mini 4Landed Sep 2026
- Quasar Alpha vs Qwen3.8 Max PrimeLanded Sep 2026
