DeepSeek vs GLM / Z.ai (Zhipu AI)
Which one should you pick? Here's the full breakdown.
DeepSeek
Near-frontier reasoning for pennies on the dollar -- the open-source LLM that made Silicon Valley nervous
GLM / Z.ai (Zhipu AI)
Zhipu AI's open-weights family -- GLM-4.6 text flagship and GLM-4.6V multimodal, true MIT licensed
| Category | DeepSeek | GLM / Z.ai (Zhipu AI) |
|---|---|---|
| Ease of Use | 7.5 | 6.5 |
| Output Quality | 8.0 | 8.5 |
| Value | 9.5 | 9.0 |
| Features | 7.0 | 8.0 |
| Overall | 8.0 | 8.0 |
Pricing Comparison
| Feature | DeepSeek | GLM / Z.ai (Zhipu AI) |
|---|---|---|
| Free Tier | Yes | Yes |
| Starting Price | $0 | $0 |
Benchmark Head-to-Head
DeepSeek V3.2 vs GLM-4.6
| Benchmark | DeepSeek | GLM / Z.ai (Zhipu AI) |
|---|---|---|
| MMLU-Pro | 85% | 81.2% |
| GPQA Diamond | 79.9% | 74.5% |
| HumanEval | 91.5% | 89.1% |
Which Should You Pick?
Pick DeepSeek if...
- ✓Easier to use (7.5 vs 6.5)
- ✓Stronger on graduate-level science questions (+5.4% on GPQA Diamond)
Developers and teams who need strong reasoning and coding capabilities on a budget. If you're building AI features and can't justify GPT-4 API costs, DeepSeek is the obvious first stop.
Visit DeepSeekPick GLM / Z.ai (Zhipu AI) if...
- ✓More features (8 vs 7)
Teams that need genuine MIT-licensed frontier open weights with no commercial strings. Especially strong for agentic workflows and vision (GLM-4.6V).
Visit GLM / Z.ai (Zhipu AI)Our Verdict
DeepSeek and GLM / Z.ai (Zhipu AI) are extremely close overall. Your choice comes down to specific needs -- DeepSeek is better for developers and teams who need strong reasoning and coding capabilities on a budget, while GLM / Z.ai (Zhipu AI) works best for teams that need genuine mit-licensed frontier open weights with no commercial strings.