token.app › Compare › Gemini 3 Flash Preview vs GLM 5.2
Gemini 3 Flash Preview vs GLM 5.2
GLM 5.2 leads on 4 of 6 shared benchmarks. GLM 5.2 is 2.9× cheaper per token on a blended 3:1 basis.
Head to head
Blended price uses a 3:1 input:output mix
| Gemini 3 Flash Preview | GLM 5.2 | |
|---|---|---|
| Provider | Zhipu AI | |
| Input $/1M | $0.500 | $0.252 |
| Output $/1M | $3.00 | $0.792 |
| Blended $/1M | $1.13 | $0.387 |
| Context window | 1.0M | 1.0M |
| Max output | 66K | 128K |
| Released | Dec 2025 | Jun 2026 |
| Licence | Proprietary | Open weights |
| GPQA Diamond | 89.4% | 91.9% |
| SWE-bench Verified | 75.4% | 78.7% |
| FrontierMath T1–3 | 51.2% | 59.2% |
| FrontierMath T4 | 17.1% | 29.3% |
| SimpleQA Verified | 67.4% | 38.1% |
| OTIS Mock AIME | 95.6% | 86.4% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Gemini 3 Flash Preview if…
- Higher SimpleQA Verified (67.4% vs 38.1%)
- Higher OTIS Mock AIME (95.6% vs 86.4%)
Choose GLM 5.2 if…
- Costs less per token — $0.387 vs $1.13 blended
- Higher GPQA Diamond (91.9% vs 89.4%)
- Higher SWE-bench Verified (78.7% vs 75.4%)
- Higher FrontierMath T1–3 (59.2% vs 51.2%)
- Higher FrontierMath T4 (29.3% vs 17.1%)
- Open weights — self-hostable
- Newer model (released Jun 2026)
FAQ
Which is better, Gemini 3 Flash Preview or GLM 5.2?
Across the 6 benchmarks both models have independently-run scores for, Gemini 3 Flash Preview leads on 2 and GLM 5.2 leads on 4. Benchmarks are one input — price and context window are on this page too.
Is Gemini 3 Flash Preview cheaper than GLM 5.2?
GLM 5.2 is cheaper: $0.387 versus $1.13 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $0.252. Output alone: $3.00 vs $0.792.
What context windows do Gemini 3 Flash Preview and GLM 5.2 have?
Gemini 3 Flash Preview: 1,048,576 tokens. GLM 5.2: 1,048,576 tokens.
Who makes Gemini 3 Flash Preview and GLM 5.2?
Gemini 3 Flash Preview is made by Google. GLM 5.2 is made by Zhipu AI.
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