LLM Perks

Kimi K3

Moonshot AI · All Kimi models
Free right now Frontier
VisionReasoningCodingTool useLong contextOpen weights

Kimi K3 is a language model from Moonshot AI. It is currently free at 1 provider with up to 1M tokens of context. The model understands images, supports step-by-step reasoning, is suited to coding, supports tool calling. Its weights are open, so it can also run locally.

Developer
Moonshot AI
Context
1M tokens
Type
Text
License
Open weights
Free since
September 20, 2026

Where to use Kimi K3 for free

Each row is a separate free endpoint with its own limits.

ProviderContextLimitCard
UnoRouter
kimi-k3:free
1M No-card free models use shared capacity and per-model limits; availability can change. No Open

Quick start

curl https://api.unorouter.com/v1/chat/completions \
  -H "Authorization: Bearer $UNOROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kimi-k3:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Example for UnoRouter. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.

Benchmarks

This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.

Similar free models

FAQ

Is Kimi K3 free?

Yes. As of October 24, 2026, Kimi K3 is free at UnoRouter. Each provider has its own limits — see the table above.

What is the context window of Kimi K3?

The largest context among free routes is 1,000,000 tokens. Some providers cap it lower.

How do I call Kimi K3 via API?

Use any OpenAI-compatible client with base URL https://api.unorouter.com/v1, model ID kimi-k3:free, and a UnoRouter key.

Is Kimi K3 open-weight?

Yes, the weights are published — you can download and run it locally, for example with Ollama or LM Studio.