GPT-5.4 mini vs LongCat-Flash-Lite: Specs & Benchmark Comparison
| Characteristic | GPT-5.4 mini | LongCat-Flash-Lite |
|---|---|---|
| Company | OpenAI | Meituan |
| Release Date | March 1, 2026 | February 4, 2026 |
| Parameters | — | 69B |
| Multimodal | Yes | No |
| Context (input) | 400K | — |
| Context (output) | 128K | — |
| Input Price / 1M | $0.42 | — |
| Output Price / 1M | $5.50 | — |
| Average Score | 0.8 | 0.8 |
| Benchmarks | ||
| GPQA | 0.9 | 0.7 |
| Tau2 Telecom | 0.9 | 0.7 |
Visual Benchmark Comparison
GPT-5.4 mini
LongCat-Flash-Lite
GPQA0.9 vs 0.7
0.9
0.7
Tau2 Telecom0.9 vs 0.7
0.9
0.7
Verdict
GPT-5.4 mini leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.4 mini — 0.8, LongCat-Flash-Lite — 0.8.
Recency
GPT-5.4 mini is newer: released 3/1/2026 vs 2/4/2026.
More About These Models
Related Comparisons
The GPT-5.4 mini and LongCat-Flash-Lite 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 LongCat-Flash-Lite page. See also the complete list of AI model comparisons.