LongCat-2.0

meituan/longcat-2.0

Meituan LongCat-2.0, a reasoning model with tool calling and a 1M-token context window

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Context window: 1M
Input: Text
Output: Text
Released: 2026-06-30

Max output: 131K
Model parameters: 1.8T
Active parameters: 48B
Weights: Open
License: mit
Capabilities: Reasoning, Temperature, Tool call

Pricing

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Batch processing

Performance

Overall capability

45.2/100

Coding: 36.6
Reasoning: 50.5
Professional work: 42.3
Knowledge & language: 52.4


CritPtLongCat 2.0	Reasoning	Artificial Analysis	2026-11-05
AA-Briefcase	Professional work	Artificial Analysis	2026-11-05
AutomationBench-AALongCat 2.0	Professional work	Artificial Analysis	2026-11-05
Terminal-Bench 4.0 (AA rerun)LongCat 2.0	Coding	Artificial Analysis	2026-11-05
AA-LCRLongCat 2.0	Knowledge & language	Artificial Analysis	2026-11-05
SciCodeLongCat 2.0	Coding	Artificial Analysis	2026-11-05
GDPval-AA	Professional work	Artificial Analysis	2026-11-05
Humanity’s Last ExamLongCat 2.0	Reasoning	Artificial Analysis	2026-11-05

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ModelRegistry · Catalog updated 2026-11-05