GPT-5.4 mini vs GPT-5.4 nano: Specs & Benchmark Comparison
| Characteristic | GPT-5.4 mini | GPT-5.4 nano |
|---|---|---|
| Company | OpenAI | OpenAI |
| Release Date | March 1, 2026 | March 1, 2026 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 400K | 400K |
| Context (output) | 128K | 128K |
| Input Price / 1M | $0.42 | $0.12 |
| Output Price / 1M | $5.50 | $1.50 |
| Average Score | 0.8 | 0.7 |
| Benchmarks | ||
| OmniDocBench 1.5 | 0.9 | 0.8 |
| MMMU-Pro | 0.8 | 0.7 |
| GPQA | 0.9 | 0.8 |
| Graphwalks BFS <128k | 0.8 | 0.7 |
| Tau2 Telecom | 0.9 | 0.9 |
Visual Benchmark Comparison
GPT-5.4 mini
GPT-5.4 nano
OmniDocBench 1.50.9 vs 0.8
0.9
0.8
MMMU-Pro0.8 vs 0.7
0.8
0.7
GPQA0.9 vs 0.8
0.9
0.8
Graphwalks BFS <128k0.8 vs 0.7
0.8
0.7
Tau2 Telecom0.9 vs 0.9
0.9
0.9
Verdict
GPT-5.4 nano leads in 1 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.4 mini — 0.8, GPT-5.4 nano — 0.7.
API Cost
GPT-5.4 nano is 3.7x cheaper: input $0.12/1M vs $0.42/1M tokens.
Context Window
Same context size: 400K tokens.
Recency
Both models were released around the same time: 3/1/2026 and 3/1/2026.
More About These Models
Related Comparisons
The GPT-5.4 mini and GPT-5.4 nano comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.4 mini or GPT-5.4 nano page. See also the complete list of AI model comparisons.