Major Release LongCat · Released
LongCat Flash Lite
What is LongCat Flash Lite?
LongCat Flash Lite is a Major Release AI model from LongCat, released on January 28, 2026. It has a 256K tokens context window, costs $0.00 per million input tokens, and scores 79.5% on TAU2-bench. It is available as open source.
LongCat LongCat Flash Lite — AA Intelligence Index 23.9, 256K tokens context.
How much does LongCat Flash Lite cost?
| Metric | Price |
|---|---|
| input per mtok | $0.00 |
| output per mtok | $0.00 |
Pricing data verified .
What context window does LongCat Flash Lite have?
- Context window
- 256K tokens
- Input modalities
- text
- Output modalities
- text
How does LongCat Flash Lite score on benchmarks?
| Benchmark | Score |
|---|---|
| GPQA Diamond | 63.6% |
| HLE | 6.0% |
| SciCode | 28.4% |
| TAU2-bench | 79.5% |
| TerminalBench-Hard | 10.6% |
| IF-Bench | 43.1% |
| LiveCodeBench Reasoning | 25.7% |
| AA Intelligence Index | 23.9 |
Benchmark scores verified .