Real data comparison
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.2 (batch)
On quality, Z.ai: GLM 5.2 (batch) leads (52.6 vs 51.8). On price, Z.ai: GLM 5.2 (batch) is cheaper ($0.11 vs $0.11 per 1M). In real production usage, DeepSeek: DeepSeek V4 Flash 0423 is used more (rank #1 vs #4 of 291). Across 19 real task categories where both models have classified traffic, DeepSeek: DeepSeek V4 Flash 0423 handles more of the traffic in 18 of them.
- DeepSeek: DeepSeek V4 Flash 0423
- Z.ai: GLM 5.2 (batch)
Head-to-head by real task
DeepSeek: DeepSeek V4 Flash 0423 leads 18 of 19 shared task categories by real classified traffic share; Z.ai: GLM 5.2 (batch) leads 1. Not a benchmark score - this is what developers actually route to each model for, per OpenRouter's task classification.
| Task | DeepSeek: DeepSeek V4 Flash 0423 | Z.ai: GLM 5.2 (batch) |
|---|---|---|
| Web Search | 34.1% | 2.9% |
| Tool Dispatch | 28.1% | 2.8% |
| Multi-step Planning | 25.1% | 3.9% |
| Research & Reports | 22.6% | 3.5% |
| DevOps | 23.0% | 4.4% |
| DevOps & Config | 23.0% | 6.2% |
| Q&A & Knowledge | 20.2% | 3.6% |
| Workflow Execution | 20.7% | 4.9% |
| File I/O | 20.1% | 5.0% |
| SQL & Database | 19.8% | 6.6% |
| Math | 17.1% | 3.9% |
| Repo Scanning | 19.5% | 6.6% |
| Finance & Trading | 18.3% | 5.6% |
| Code Generation | 19.7% | 7.2% |
| Security Audit | 22.8% | 11.0% |
| Shell Execution | 14.5% | 5.8% |
| Debugging | 18.5% | 10.6% |
| Frontend & UI | 17.2% | 9.7% |
| Code Review | 17.3% | 23.8% |
Usage share over time
- DeepSeek: DeepSeek V4 Flash 0423
- Z.ai: GLM 5.2 (batch)
Frequently asked questions
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.2 (batch): which is better quality?
Z.ai: GLM 5.2 (batch) scores higher on Artificial Analysis's Intelligence Index (52.6 vs 51.8).
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.2 (batch): which is cheaper?
Z.ai: GLM 5.2 (batch) is cheaper at $0.11/1M vs $0.11/1M.
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.2 (batch): which is used more?
DeepSeek: DeepSeek V4 Flash 0423 has higher real OpenRouter usage share (rank #1 vs #4 of 291).
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.2 (batch): which wins more real-world task categories?
DeepSeek: DeepSeek V4 Flash 0423 handles more traffic in 18 of 19 shared task categories where both models have classified OpenRouter usage.
Source: OpenRouter (openrouter.ai/rankings), as of August 9, 2026.
Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).
Methodology: smophy.ai/benchmark/methodology
Token counts originate from each provider's own tokenizer and are not directly comparable across providers.