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LongCat-Flash-Thinking
Meituan · open weight · longcat-flash-thinking
LongCat-Flash-Thinking is Meituan's reasoning model built on the LongCat-Flash foundation with 560B total parameters (MoE, ~27B activated). It introduces a training pipeline specifically tuned for advanced reasoning, featuring Re-thinking Mode that delivers parallel reasoning paths for sophisticated decision-making. Achieves strong performance on mathematical reasoning, agentic tool use, and formal theorem proving benchmarks.
Benchmark scores
| Benchmark | Score |
|---|---|
| MATH-500 | 0.99 |
| ZebraLogic | 0.95 |
| AIME 2024 | 0.93 |
| AIME 2025 | 0.91 |
| MMLU-Redux | 0.89 |
| MMLU-Pro | 0.83 |
| GPQA | 0.81 |
| LiveCodeBench | 0.79 |
| BFCL-v3 | 0.74 |
| SWE-Bench Verified | 0.59 |
Pricing
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AA metrics
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Arena Elo
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