Comprehensive side-by-side LLM comparison
o3 mini offers 167.9K more tokens in context window than GLM-4.5 Air. GLM-4.5 Air is $5.40 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
Zhipu AI
GLM-4.5 Air is a lightweight variant from Zhipu AI's GLM-4 model family, designed for efficient deployments requiring lower inference cost while maintaining strong language understanding and generation capabilities. It targets cost-sensitive production workloads, API integrations, and applications where the full GLM-4.x series capacity exceeds requirements.
OpenAI
OpenAI o3 mini, released by OpenAI in January 2025, is a compact reasoning model from the o3 family designed for efficient, cost-effective STEM problem-solving. It features a 200K token context window and adjustable chain-of-thought effort settings, allowing developers to trade reasoning depth for speed. o3 mini targets science, mathematics, and coding applications where lower inference cost and faster response times are a priority.
5 months newer

o3 mini
OpenAI
2025-01-31
GLM-4.5 Air
Zhipu AI
2025-07-28
Cost per million tokens (USD)
GLM-4.5 Air
o3 mini
Context window and performance specifications
Available providers and their performance metrics
GLM-4.5 Air
Zhipu AI
o3 mini
GLM-4.5 Air
o3 mini
GLM-4.5 Air
o3 mini
OpenAI