GPT-4.1 vs GLM-4-Plus
Performance benchmarks + pricing comparison — updated April 2026
GPT-4.1
OpenAIUpdated GPT-4 generation with improved instruction following and reduced hallucination. Better coding accuracy than GPT-4o.
| Input | $2.00/M |
| Output | $8.00/M |
| Context | 128K tokens |
| Best For | Production coding, API development, complex instructions |
| Benchmark | 80/100 |
GLM-4-Plus
Zhipu AIZhipu AI's balanced model. Strong Chinese language understanding with competitive coding ability.
| Input | $0.700/M |
| Output | $0.700/M |
| Context | 128K tokens |
| Best For | Chinese applications, code generation, function calling |
Cost Comparison by Scenario
Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.
| Scenario | GPT-4.1 | GLM-4-Plus | Savings |
|---|---|---|---|
| Small Script (1K lines) | $0.31 | $0.05 | GLM-4-Plus saves $0.26 (85%) |
| Medium Feature (10K lines) | $2.30 | $0.38 | GLM-4-Plus saves $1.91 (83%) |
| Large Project (50K lines) | $11.50 | $1.92 | GLM-4-Plus saves $9.57 (83%) |
| Code Review (5K lines) | $0.55 | $0.14 | GLM-4-Plus saves $0.41 (75%) |
Verdict
GLM-4-Plus wins on both price and performance — $0.700/M input with a benchmark score of N/A/100.
For most developers, this is the clear choice between these two models.
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