Comprehensive side-by-side LLM comparison
o3-mini leads with 28.5% higher average benchmark score. GPT-4.1 nano offers 780.3K more tokens in context window than o3-mini. GPT-4.1 nano is $5.00 cheaper per million tokens. GPT-4.1 nano supports multimodal inputs. Overall, o3-mini is the stronger choice for coding tasks.
OpenAI
GPT-4.1 Nano was developed as the smallest and most efficient variant in the GPT-4.1 family, designed for applications requiring minimal latency and resource usage. Built to enable AI capabilities on edge devices and resource-constrained environments, it distills GPT-4.1 capabilities into an ultra-compact form factor.
OpenAI
o3-mini was created as an efficient variant of the o3 reasoning model, designed to provide advanced thinking capabilities with reduced computational requirements. Built to make next-generation reasoning accessible to a broader range of applications, it balances analytical depth with practical speed and cost considerations.
2 months newer

o3-mini
OpenAI
2025-01-30

GPT-4.1 nano
OpenAI
2025-04-14
Cost per million tokens (USD)

GPT-4.1 nano

o3-mini
Context window and performance specifications
Average performance across 17 common benchmarks

GPT-4.1 nano

o3-mini
o3-mini
2023-09-30
GPT-4.1 nano
2024-05-31
Available providers and their performance metrics

GPT-4.1 nano
OpenAI

o3-mini

GPT-4.1 nano

o3-mini

GPT-4.1 nano

o3-mini
Azure
OpenAI