Comprehensive side-by-side LLM comparison
GPT-5 mini leads with 32.0% higher average benchmark score. GPT-4.1 nano offers 552.3K more tokens in context window than GPT-5 mini. GPT-4.1 nano is $1.75 cheaper per million tokens. Overall, GPT-5 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
GPT-5 Mini was created as a more accessible version of GPT-5, designed to provide strong capabilities with improved efficiency and lower operational costs. Built to extend GPT-5's advancements to a broader range of applications, it balances advanced performance with practical deployment considerations.
3 months newer

GPT-4.1 nano
OpenAI
2025-04-14

GPT-5 mini
OpenAI
2025-08-07
Cost per million tokens (USD)

GPT-4.1 nano

GPT-5 mini
Context window and performance specifications
Average performance across 1 common benchmarks

GPT-4.1 nano

GPT-5 mini
GPT-5 mini
2024-05-30
GPT-4.1 nano
2024-05-31
Available providers and their performance metrics

GPT-4.1 nano
OpenAI

GPT-5 mini

GPT-4.1 nano

GPT-5 mini

GPT-4.1 nano

GPT-5 mini
OpenAI
ZeroEval