Comprehensive side-by-side LLM comparison
o4-mini leads with 31.2% higher average benchmark score. o4-mini offers 279.5K more tokens in context window than GPT-3.5 Turbo. GPT-3.5 Turbo is $3.50 cheaper per million tokens. o4-mini supports multimodal inputs. Overall, o4-mini is the stronger choice for coding tasks.
OpenAI
GPT-3.5 Turbo is a language model developed by OpenAI. The model shows competitive results across 8 benchmarks. Notable strengths include DROP (70.2%), MMLU (69.8%), HumanEval (68.0%). The model is available through 2 API providers.
OpenAI
o4-mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 66.5% across 14 benchmarks. It excels particularly in AIME 2024 (93.4%), AIME 2025 (92.7%), MathVista (84.3%). It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
2 years newer
GPT-3.5 Turbo
OpenAI
2023-03-21
o4-mini
OpenAI
2025-04-16
Cost per million tokens (USD)
GPT-3.5 Turbo
o4-mini
Context window and performance specifications
Average performance across 19 common benchmarks
GPT-3.5 Turbo
o4-mini
GPT-3.5 Turbo
2021-09-30
o4-mini
2024-05-31
Available providers and their performance metrics
GPT-3.5 Turbo
Azure
OpenAI
GPT-3.5 Turbo
o4-mini
GPT-3.5 Turbo
o4-mini
o4-mini
OpenAI