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meituan-longcat
Company meituan-longcat
Release Date 2026-01-29
Parameters (B) 68.5
Architecture MoE Transformer with N-gram Embedding
Context Window 256000
Input Modalities text
Open Source Yes
License mit
Score 11
VRAM (GB) 160
Compute Minimum 2× NVIDIA H100 or A100 80GB GPUs for local inference via Transformers; SGLang deployment recommended on a single 8×H20 (141GB) node with tensor parallelism (TP=8) and expert parallelism (EP=8)
Benchmark: AIME-2024 70.5
Benchmark: AIME-2025 59.6
Benchmark: C-Eval 78.5
Benchmark: GPQA-Diamond 69.9
Benchmark: MATH-500 94.2
Benchmark: MMLU 79.9
Benchmark: MMLU-Pro 67.2
Benchmark: SWE-Bench 32.8
Benchmark: Terminal-Bench-2.1 20
Pricing (Input) —
Pricing (Output) —