Claude Opus 4.6 vs LongCat-Flash-Thinking: Specs & Benchmark Comparison

CharacteristicClaude Opus 4.6LongCat-Flash-Thinking
CompanyAnthropicMeituan
Release DateFebruary 4, 2026September 21, 2025
Parameters560B
MultimodalYesNo
Context (input)1.0M
Context (output)128K
Input Price / 1M$5.00
Output Price / 1M$25.00
Average Score0.80.9
Benchmarks
SWE-Bench Verified0.80.6
TAU2 Telecom1.00.8
GPQA0.90.8
AIME 20251.00.9

Visual Benchmark Comparison

Claude Opus 4.6
LongCat-Flash-Thinking
SWE-Bench Verified0.8 vs 0.6
0.8
0.6
TAU2 Telecom1.0 vs 0.8
1.0
0.8
GPQA0.9 vs 0.8
0.9
0.8
AIME 20251.0 vs 0.9
1.0
0.9

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 — 0.9.

Programming

On SWE-Bench, both models are nearly equal: Claude Opus 4.6 — 0.8, LongCat-Flash-Thinking — 0.6.

Recency

Claude Opus 4.6 is newer: released 2/4/2026 vs 9/21/2025.

More About These Models

Related Comparisons

The Claude Opus 4.6 and LongCat-Flash-Thinking 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 page. See also the complete list of AI model comparisons.