LongCat Flash Lite
LongCatOpen WeightMIT · Commercial OK
描述
LongCat-Flash-Lite is a lightweight MoE model from Meituan with 68.5B total parameters and only 2.9B-4.5B activated per token. It explores N-gram embedding expansion as a new scaling direction, supporting 256K context length via YaRN. Optimized for agent tooling and programming tasks, achieving 500-700 tokens per second inference speed while maintaining strong performance on coding, math, and agentic benchmarks.
發布日期
2026-01-28
參數規模
68.5B
上下文長度
—
支援模態
text
能力雷達圖
20
general
18
coding
64
reasoning
40
science估算
70
agents
0
multimodal
Science 在缺少專門科學評測時使用推理能力代理估算。
排行榜排名
基準測試分數 (LLM Stats)
Agents
Terminal-Bench
33.8%自報
Biology
GPQA
66.8%自報
Code
SWE-Bench Verified
54.4%自報
SWE-bench Multilingual
38.1%自報
Communication
Tau2 Retail
73.1%自報
Tau2 Telecom
72.8%自報
Tau2 Airline
58.0%自報
Finance
MMLU
85.5%自報
MMLU-Pro
78.3%自報
General
CMMLU
82.5%自報
Math
MATH-500
96.8%自報
AIME 2024
72.2%自報
AIME 2025
63.2%自報
AA 評測指數
Intelligence Index23.9
Coding Index16.5
Tau20.8
Gpqa0.6
Ifbench0.4
Scicode0.3
Lcr0.3
Terminalbench Hard0.1
Hle0.1
LLM Stats 分類評分
Finance80
General80
Healthcare80
Language80
Legal80
Math80
Tool Calling70
Biology70
Chemistry70
Communication70
Physics70
Reasoning70
Frontend Development50
Code40
Agents30
定價
輸入價格免費
輸出價格免費
混合價格(3:1)免費
速度
Tokens/秒149.1 tokens/s
首Token延遲7.15s
首回答延遲7.15s
可用提供商
(LS 內部計價單位)| 提供商 | 輸入價格 | 輸出價格 |
|---|---|---|
| Meituan | 100K | 400K |