Claude Opus 4.6 vs LongCat-Flash-Thinking-2601: Specs & Benchmark Comparison
| Characteristic | Claude Opus 4.6 | LongCat-Flash-Thinking-2601 |
|---|---|---|
| Company | Anthropic | Meituan |
| Release Date | February 4, 2026 | January 13, 2026 |
| Parameters | — | 560B |
| Multimodal | Yes | No |
| Context (input) | 1.0M | — |
| Context (output) | 128K | — |
| Input Price / 1M | $5.00 | — |
| Output Price / 1M | $25.00 | — |
| Average Score | 0.8 | 0.8 |
| Benchmarks | ||
| BrowseComp | 0.7 | 0.6 |
| SWE-Bench Verified | 0.8 | 0.6 |
| Humanity's Last Exam | 0.5 | 0.3 |
| GPQA | 0.9 | 0.8 |
| AIME 2025 | 1.0 | 1.0 |
| TAU2 Telecom | 1.0 | 1.0 |
Visual Benchmark Comparison
Claude Opus 4.6
LongCat-Flash-Thinking-2601
BrowseComp0.7 vs 0.6
0.7
0.6
SWE-Bench Verified0.8 vs 0.6
0.8
0.6
Humanity's Last Exam0.5 vs 0.3
0.5
0.3
GPQA0.9 vs 0.8
0.9
0.8
AIME 20251.0 vs 1.0
1.0
1.0
TAU2 Telecom1.0 vs 1.0
1.0
1.0
Verdict
Claude Opus 4.6 leads in 1 out of 3 comparison categories.
Overall Performance
Both models show comparable average scores: Claude Opus 4.6 — 0.8, LongCat-Flash-Thinking-2601 — 0.8.
Programming
On SWE-Bench, both models are nearly equal: Claude Opus 4.6 — 0.8, LongCat-Flash-Thinking-2601 — 0.6.
Recency
Claude Opus 4.6 is newer: released 2/4/2026 vs 1/13/2026.
More About These Models
Frequently Asked Questions
Which is better for coding — Claude Opus 4.6 or LongCat-Flash-Thinking-2601?
On the SWE-Bench benchmark, Claude Opus 4.6 shows a better result: 0.8 vs 0.6.
Which model is cheaper — Claude Opus 4.6 or LongCat-Flash-Thinking-2601?
API pricing data is available on the individual model pages.
Which has a larger context window — Claude Opus 4.6 or LongCat-Flash-Thinking-2601?
Context window data is available on the individual model pages.
The Claude Opus 4.6 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 Claude Opus 4.6 or LongCat-Flash-Thinking-2601 page. See also the complete list of AI model comparisons.