LongCat-Flash-Chat vs LongCat-Flash-Thinking-2601: Specs & Benchmark Comparison

CharacteristicLongCat-Flash-ChatLongCat-Flash-Thinking-2601
CompanyMeituanMeituan
Release DateAugust 28, 2025January 13, 2026
Parameters560B560B
MultimodalNoNo
Average Score0.90.8
Benchmarks
GPQA0.70.8

Visual Benchmark Comparison

LongCat-Flash-Chat
LongCat-Flash-Thinking-2601
GPQA0.7 vs 0.8
0.7
0.8

Verdict

LongCat-Flash-Thinking-2601 leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: LongCat-Flash-Chat — 0.9, LongCat-Flash-Thinking-2601 — 0.8.

Recency

LongCat-Flash-Thinking-2601 is newer: released 1/13/2026 vs 8/28/2025.

More About These Models

Related Comparisons

The LongCat-Flash-Chat and LongCat-Flash-Thinking-2601 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-Thinking-2601 page. See also the complete list of AI model comparisons.