All Models

LongCat 2.0

longcat Reasoning Tool Calling Open Weights Structured Output

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

Providers 4
Released Jun 30, 2026
Input Modalities text
Output Modalities text
Tarsk Use coding

Benchmarks

34
Intelligence Index
45.3
Coding Index

Available Providers (4)

Provider Model ID Input Cost Output Cost Context Max Output Docs
OpenRouter meituan/longcat-2.0 $0.30/MTok $1.20/MTok 1.0M 262.1K
NanoGPT longcat-2.0 $0.75/MTok $3/MTok 1.0M 262.1K
LongCat LongCat-2.0 $0.75/MTok $2.95/MTok 1M 131.1K
Kilo Gateway meituan/longcat-2.0 $0.75/MTok $3/MTok 1.0M 262.1K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output