gpt-5.4 vs mimo-v2.5 Benchmark Comparison
Direct benchmark comparison between gpt-5.4 and mimo-v2.5 based on LMArena Elo and the latest 2026 API pricing.
Direct Technical & Pricing Comparison
| Frontier Model |
LMArena Elo |
API Cost (1M) |
Throughput |
| gpt-5.4 |
1469 |
$0.0000025 |
38 |
| mimo-v2.5 |
1434 |
$1.4e-7 |
41 |
*These models represent the Pareto Frontier (optimal cost-to-performance).*
Comparison Summary: gpt-5.4 is the more capable model in this pair, leading by 35 Elo points. However, neither model is currently Pareto-optimal. Developers looking for peak efficiency should investigate gpt-5.5, which offers a superior benchmark-to-price ratio.