Comprehensive side-by-side LLM comparison
GLM-4.5-Air leads with 11.8% higher average benchmark score. Overall, GLM-4.5-Air is the stronger choice for coding tasks.
Zhipu AI
GLM-4.5 Air was created as a lightweight variant of GLM-4.5, designed to provide strong bilingual capabilities with improved efficiency. Built to serve applications requiring practical deployment with reduced resource requirements, it extends GLM-4.5's multilingual strengths to resource-conscious scenarios.
Microsoft
Phi-4 Reasoning was developed to incorporate extended analytical thinking into the Phi-4 architecture, designed to spend more time on complex problem-solving. Built to combine compact model efficiency with reasoning depth, it represents Microsoft's exploration of thoughtful small models.
2 months newer

Phi 4 Reasoning
Microsoft
2025-04-30
GLM-4.5-Air
Zhipu AI
2025-07-28
Average performance across 4 common benchmarks
GLM-4.5-Air

Phi 4 Reasoning
Phi 4 Reasoning
2025-03-01
Available providers and their performance metrics
GLM-4.5-Air

Phi 4 Reasoning
GLM-4.5-Air

Phi 4 Reasoning