Gemini 3 Flash vs GLM 5
Gemini 3 Flash is cheaper on output tokens, while Gemini 3 Flash offers a larger context window. Choose Gemini 3 Flash or GLM 5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Gemini 3 Flash | GLM 5 |
|---|---|---|
| Provider | OpenCode | Z.ai |
| Input / 1M tokens | $0.50 | $1.00 |
| Output / 1M tokens | $3.00 | $3.20 |
| Context window | 1M | 205K |
| Parameters | — | 744B |
| Open weights | No | Yes |
| Released | Dec 2025 | Feb 2026 |
| SWE-bench Multilingual score | 72.7 | 69.7 |
| LMArena (Chatbot Arena) Elo score | 1466 | 1446 |
| LMArena WebDev Elo score | 1440 | 1435 |
| LMArena Vision Elo score | 1285 | — |
| Epoch Capabilities Index score | 152 | 146 |
| LiveBench score | — | 68.7 |
| SWE-bench Verified score | — | 72.8 |
| GPQA Diamond score | — | 87.8 |
| FrontierMath score | — | 16.4 |
FAQ
Is Gemini 3 Flash or GLM 5 cheaper?
Gemini 3 Flash is cheaper on output tokens ($3.00 vs $3.20 per 1M).
Which has the larger context window, Gemini 3 Flash or GLM 5?
Gemini 3 Flash has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.