LongCat-Flash-Thinking-2601 vs Mercury 2: Specs & Benchmark Comparison
| Characteristic | LongCat-Flash-Thinking-2601 | Mercury 2 |
|---|---|---|
| Company | Meituan | Inception |
| Release Date | January 13, 2026 | February 1, 2026 |
| Parameters | 560B | — |
| Multimodal | No | No |
| Average Score | 0.8 | 0.7 |
| Benchmarks | ||
| LiveCodeBench | 0.8 | 0.7 |
| AIME 2025 | 1.0 | 0.9 |
| GPQA | 0.8 | 0.7 |
Visual Benchmark Comparison
LongCat-Flash-Thinking-2601
Mercury 2
LiveCodeBench0.8 vs 0.7
0.8
0.7
AIME 20251.0 vs 0.9
1.0
0.9
GPQA0.8 vs 0.7
0.8
0.7
Verdict
Mercury 2 leads in 1 out of 2 comparison categories.
Overall Performance
Both models show comparable average scores: LongCat-Flash-Thinking-2601 — 0.8, Mercury 2 — 0.7.
Recency
Mercury 2 is newer: released 2/1/2026 vs 1/13/2026.
More About These Models
Related Comparisons
The LongCat-Flash-Thinking-2601 and Mercury 2 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-Thinking-2601 or Mercury 2 page. See also the complete list of AI model comparisons.