Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
GPT 4o Mini
Fast / BudgetGPT 5.4 Nano
Fast / BudgetQuality
Guidance
At scale
GPT 4o Mini and GPT 5.4 Nano perform similarly across all tracked tasks. Pick based on pricing and provider preference.
GPT 5.4 Nano input costs $0.20/MTok, which is 33% more than GPT 4o Mini at $0.15/MTok.
GPT 4o Mini has a 128K token context window. GPT 5.4 Nano has a 272K token context window.
Per-call cost calculators, provider lineups, and price history for both models on this page.
How GPT 4o Mini and GPT 5.4 Nano stack up against the rest of the field.
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.