$ diff gemini-4-argon kimi-k2-8-preview
Gemini 4 Argon vs Kimi K2.8 Preview
Values come from Gemini 4 Argon and Kimi K2.8 Preview, where each is cited to its source. This page states no benchmark result and ranks neither model — it puts two published specifications next to each other. Where a lab has not published a figure, the row says so rather than guessing.
Google DeepMindGemini 4 Argon
- context
- 2M
- weights
- closed
- $/M in
- $2
- $/M out
- $10
- context
- 1M
- weights
- closed
- $/M in
- —
- $/M out
- —
What actually differs
- Context window
- Gemini 4 Argon takes 2M against 1M — 2× more room in a single request.
- Recency
- Gemini 4 Argon shipped 19 days after Kimi K2.8 Preview (2026-09-30 vs 2026-09-11).
Full spec
| Attribute | Gemini 4 Argon | Kimi K2.8 Preview |
|---|---|---|
| Developer | Google DeepMind | Moonshot AI |
| Released | 2026-09-30 | 2026-09-11 |
| Context window | 2M tokens | 1,000,000 |
| Pricing | $2/M input · $10/M output · cached input $0.10/M (introductory; stated to double to $4/$20) | not recorded |
| License | proprietary | proprietary |
| Availability | Fairwind Program (trusted cyber defenders) only; paid API and Google AI Ultra stated as next, no date | Kimi API platform, Kimi Code, Kimi Work |