LongCat-Flash-Chat vs LongCat-Flash-Lite: Specs & Benchmark Comparison

CharacteristicLongCat-Flash-ChatLongCat-Flash-Lite
CompanyMeituanMeituan
Release DateAugust 28, 2025February 4, 2026
Parameters560B69B
MultimodalNoNo
Average Score0.90.8
Benchmarks
GPQA0.70.7
MMLU-Pro0.80.8
MMLU0.90.9
CMMLU0.80.8
MATH-5001.01.0

Visual Benchmark Comparison

LongCat-Flash-Chat
LongCat-Flash-Lite
GPQA0.7 vs 0.7
0.7
0.7
MMLU-Pro0.8 vs 0.8
0.8
0.8
MMLU0.9 vs 0.9
0.9
0.9
CMMLU0.8 vs 0.8
0.8
0.8
MATH-5001.0 vs 1.0
1.0
1.0

Verdict

LongCat-Flash-Lite leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: LongCat-Flash-Chat — 0.9, LongCat-Flash-Lite — 0.8.

Recency

LongCat-Flash-Lite is newer: released 2/4/2026 vs 8/28/2025.

More About These Models

Related Comparisons

The LongCat-Flash-Chat 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 LongCat-Flash-Chat or LongCat-Flash-Lite page. See also the complete list of AI model comparisons.