Kimi K3
Kimi K3 is Moonshot AI's open-weights flagship, released July 16, 2026 — a 2.8-trillion-parameter mixture-of-experts with 104B active parameters. At $3 per million input tokens and $15 per million output with a 1M-token context window, it scores 60 on the Artificial Analysis Intelligence Index, the highest of any open-weights model.
Spec sheet
| Maker | Moonshot AI |
|---|---|
| Released | 2026-07-16 |
| API ID | kimi-k3 |
| Parameters | 2.8T total / 104B active (MoE) |
| Context window | 1M tokens |
| Modalities in | text, image |
| Modalities out | text |
| API availability | Moonshot API · Open weights (download) · OpenRouter (unverified) |
| Weights | Open (Kimi K3 License (commercial terms apply)) |
| Pricing (per MTok) | $3 in / $15 outas of · source |
Benchmarks
| Benchmark | Score | Measured | Source |
|---|---|---|---|
| AA Intelligence Index | 60 | artificialanalysis.ai |
Dashed values are vendor-published and not yet reproduced in our harness — methodology.
Changelog
- Moonshot releases Kimi K3 — 2.8T-parameter open-weights MoE, Intelligence Index 60source
Head-to-head
Related news
Profile published August 11, 2026; data last changed August 11, 2026. Every value carries its own measurement or verification date. Flagged values are best-known public figures pending confirmation.