Kimi K3
Moonshot's third Kimi generation, served on Fireworks and the Vercel AI Gateway.
Moonshot AI, reasoning, open weights. Checked 30 October 2026.
Where to use it through an API
The maker publishes its own benchmarks and limits on its model page.
Use Kimi K3 with every other AI at once
Put Kimi K3 in one panel and ChatGPT, Claude, Gemini or any of 300+ models in the others. One message goes to all of them, answers arrive side by side, and test mode times them and hides the names so you judge fairly. Free during the beta with your own keys.
Questions
Is there a free Kimi K3 API?
Yes, within limits: Fireworks, Vercel AI Gateway give free keys that reach Kimi K3.
What is the Kimi K3 model id?
Fireworks: accounts/fireworks/models/kimi-k3; Vercel AI Gateway: moonshotai/kimi-k3.
How does Kimi K3 score?
The Artificial Analysis Intelligence Index had not scored it when we checked on 30 October 2026.
Can I use Kimi K3 with ChatGPT, Claude and Gemini at the same time?
Yes. MultiScreenAI puts Kimi K3 in one panel and other models in the others, sends one message to all of them and shows the answers side by side.