Model profile
Longcat 2.0
2026-07-05release date
2eval lineages
Evidence summary
Published evidence spans 2 evals and 3 of 7 behavior components. Its strongest relative result is SM-Bench (eq_boundaries, #13 of 73); its weakest is SM-Bench (anti_hallucination, #67 of 73).
Compare this model
Only models sharing at least one published sub-eval are listed.
Official and reference links
- Artificial Analysis ↗longcat-2-0
- Hugging Face ↗meituan-longcat/LongCat-2.0
- OpenRouter ↗meituan/longcat-2.0
- Official model page ↗Exact model document · Reviewed official Hugging Face owner · official repository
- Release source ↗repository created at proxy
Published eval results
Rank is within that sub-eval. Black marks the observed result; the grey dot marks the value implied by the global rank. Values stay on each source’s native scale.
| Eval / sub-eval | Rank | Value | Distribution | Better | Source |
|---|---|---|---|---|---|
| AA-Omnisciencehallucination_rate | #116 / 311 | 0.7469 | ↓ lower | Source ↗official | |
| SM-Benchadversarial | #37 / 73 | 81.46 | ↑ higher | Source ↗official | |
| SM-Benchambiguous_interpretation | #58 / 73 | 77.98 | ↑ higher | Source ↗official | |
| SM-Benchanti_hallucination | #67 / 73 | 76.44 | ↑ higher | Source ↗official | |
| SM-Bencheq_boundaries | #13 / 73 | 70.79 | ↑ higher | Source ↗official | |
| SM-Benchoverfit | #29 / 73 | 77.6 | ↑ higher | Source ↗official |