Specifications
Context Window
—
Input Price/1M
—
Output Price/1M
—
Parameters
—
Benchmarks
LongCat 2.0 results on the main AI model evaluation benchmarks. Higher scores indicate better performance.
Coding
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA Coding Index | 45.3 | 100.0 | Artificial Analysis official API |
| SciCode | 35.0 | 100.0 | — |
Long Context
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA-LCR | 58.0 | 100.0 | — |
overall
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA Intelligence Index | 33.5 | 100.0 | Artificial Analysis official API |
Reasoning
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| GPQA Diamond | 78.0 | 100.0 | Artificial Analysis official API |
| HLE | 32.0 | 100.0 | — |
Information
- Release date
- June 29, 2026
- Tool Calling
- ❌ Not supported
- Vision
- ❌ Not supported
- Audio
- ❌ Not supported
Full Analysis: LongCat 2.0
What is LongCat 2.0?
LongCat 2.0 is an AI model developed by LongCat, classified as a text model. It focuses on text processing and natural language generation. As a proprietary model, it is available via LongCat's cloud API.
Pricing & Costs in 2026
LongCat 2.0 does not have public per-token pricing available at this time. Some models offer access via enterprise plans or research programs. Check LongCat's official website for up-to-date availability and pricing.
Benchmarks & Performance
LongCat 2.0 was evaluated on 6 different benchmarks, covering categories like Coding, Long Context, overall, Reasoning. Results show moderate performance across available evaluations.
It's important to note that benchmarks measure specific aspects and don't capture the full user experience. Factors like instruction adherence, behavior in long conversations, and real-world task quality vary significantly between models and aren't always reflected in standard scores.
Recommended Use Cases
LongCat 2.0 specializes in text, offering advanced capabilities for creating and processing text content.
Comparison with Alternatives
In the 2026 AI model ecosystem, LongCat 2.0 competes directly with similarly capable models. LongCat competes in this segment against OpenAI, Anthropic, Google, and Meta. The choice between models depends on the specific use case, budget, latency requirements, and need for features like multimodality and tool calling.
For a detailed side-by-side comparison, use our comparison tool or check the overall model ranking.
Frequently Asked Questions
What is LongCat 2.0?
LongCat 2.0 is an AI model developed by LongCat. It is a text model.
How much does LongCat 2.0 cost?
LongCat 2.0 does not have public per-token pricing available at this time. Check LongCat's official website for up-to-date information.
How does LongCat 2.0 compare with other models?
In available benchmarks, LongCat 2.0 scored: AA Coding Index: 45.3/100, SciCode: 35/100, AA-LCR: 58/100. See the full table above for a detailed comparison.
Is LongCat 2.0 open source?
No, LongCat 2.0 is a proprietary model from LongCat. It is available via cloud API. For open source alternatives, check our open source model ranking.
What is LongCat 2.0 best for?
LongCat 2.0 excels at general-purpose language tasks.
Last updated: July 17, 2026 • View methodology →