Model Comparison
GLM-5.2 (max)
vs. Gemini 3.1 Pro Preview
Comparing 2 AI models · 7 benchmarks · Z AI, Google
Recommended Pick
Z GLM-5.2 (max)9 metric winsStrongest on: Value, Input price, Output price
Best Value
GLM-5.2 (max)
100.0 value score
61.1 reasoning / $2.09/1M
Lowest Price
GLM-5.2 (max)
$1.35/1M input price
Best Reasoning
Gemini 3.1 Pro Preview
62.9 reasoning score
Blends available reasoning benchmarks
Best for Coding
GLM-5.2 (max)
68.8 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Best value
GLM-5.2 (max) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
GLM-5.2 (max) is 1.5x cheaper on input tokens than Gemini 3.1 Pro Preview.
Speed gap
GLM-5.2 (max) generates about 1.2x as many tokens per second as Gemini 3.1 Pro Preview.
Reasoning gap
Gemini 3.1 Pro Preview leads GLM-5.2 (max) by 1.9 points on reasoning.
Top-pick rationale
GLM-5.2 (max) wins 9 measurable categories, including Value, Input price, Output price, Blended price.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
GLM-5.2 (max)
Z AI
TTFT
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Time
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tok/s
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Tokens
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Cost
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Gemini 3.1 Pro Preview
TTFT
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Time
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tok/s
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Tokens
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Cost
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Which answer was more useful?
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Full Comparison
| Metric | Top Pick Z GLM-5.2 (max) | Go Gemini 3.1 Pro Preview |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $1.35/1M | $2.00/1M |
| Output Cost | $4.29/1M | $12.00/1M |
| Blended (3:1) | $2.09/1M | $4.50/1M |
| Specifications | ||
| Organization | Z AI | |
| Release Date | Jun 16, 2026 | Feb 19, 2026 |
| Performance & Speed | ||
| Throughput | 150.9 tok/s | 129.5 tok/s |
| TTFT | 1072ms | 22922ms |
| Latency | 14322ms | 22922ms |
| Composite Indices | ||
| Value Score | 100.0 | 47.8 |
| Reasoning Score | 61.1 | 62.9 |
| Intelligence | 52.6 | 47.7 |
| Coding | 68.8 | 68.8 |
| Standard Benchmarks | ||
| GPQA | 89.5% | 94.1% |
| HLE | 41.1% | 47.0% |
| SciCode | 50.5% | 58.9% |
| LCR | 76.7% | 79.0% |
| IFBench | 73.3% | 77.1% |
| TAU-bench v2 | 99.1% | 95.6% |
| TerminalBench Hard | 50.8% | 53.8% |
Key Takeaways
GLM-5.2 (max) offers the best value at $1.35/1M,making it ideal for high-volume applications and cost-conscious projects.
Gemini 3.1 Pro Preview has the strongest reasoning profile with a 62.9 reasoning score,combining the available reasoning-heavy benchmarks.
GLM-5.2 (max) reaches a 68.8 coding index,making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
GLM-5.2 (max)
- Cost-sensitive applications
- High-volume processing
- Code generation
- Software development
Gemini 3.1 Pro Preview
- Complex reasoning tasks
- Research & analysis
