LongCat-2.5
Released Nov 2026. Proprietary, available through the provider's API.
LongCat-2.5 is built by Meituan and has 23 benchmark results tracked in the public leaderboard. It supports multimodal input, with a context window of 1.05M tokens. At the blended 8:1 input-to-output rate, it costs $0.40 per million tokens.
Where LongCat-2.5 ranks
The chart below ranks every model in the comparison by overall capability, which is the average of a model's scores across the eight workload axes. LongCat-2.5 is the red bar. This is the single number to check first: it tells you where the model sits in the current pecking order before you dig into the detail.
Workload strengths
Each row below is the average normalized score across every benchmark tagged with that workload category. A higher number means the model performs better on that kind of task relative to the maximum possible score on those benchmarks. Categories where the model has no published results are shown as n/a.
| Workload | Index (0–1) |
|---|---|
| Reasoning | 79% |
| Coding | 64% |
| Agents | 62% |
| Math | 80% |
| Vision | 88% |
| Long Context | n/a |
| Writing | 50% |
| Knowledge | 73% |
How LongCat-2.5 stacks up against every other model
Below is every head-to-head comparison involving LongCat-2.5. Each card shows the win/loss tally across all workload axes and headline benchmarks. Tap any matchup for the full breakdown with per-benchmark scores, pricing, and workload recommendations.
LongCat-2.5vs Particle-1
Particle-1 leads 5–4
LongCat-2.5vs Particle-1
Particle-1 leads 5–4
LongCat-2.5vs Gemini 4 Carbon
LongCat-2.5 leads 5–4
LongCat-2.5vs Kimi K3.1 Pro
LongCat-2.5 leads 6–4
LongCat-2.5vs Mercury 3
LongCat-2.5 leads 8–2
LongCat-2.5vs LFM3-VL-2B
LongCat-2.5 leads 8–2
LongCat-2.5vs GPT-6.1 Terra
LongCat-2.5 leads 8–0
LongCat-2.5vs Muse Spark Open
LongCat-2.5 leads 5–4
LongCat-2.5vs Nemotron 3.5 Super VL (120B A12B)
LongCat-2.5 leads 8–3
LongCat-2.5vs DeepSeek-V4.1-Flash-1017
LongCat-2.5 leads 8–0
LongCat-2.5vs Gemini 4 Carbon
LongCat-2.5 leads 5–4
LongCat-2.5vs Kimi K3.1 Pro
LongCat-2.5 leads 6–4
LongCat-2.5vs Mercury 3
LongCat-2.5 leads 8–2
LongCat-2.5vs LFM3-VL-2B
LongCat-2.5 leads 8–2
LongCat-2.5vs GPT-6.1 Terra
LongCat-2.5 leads 8–0
LongCat-2.5vs Muse Spark Open
LongCat-2.5 leads 5–4
LongCat-2.5vs Nemotron 3.5 Super VL (120B A12B)
LongCat-2.5 leads 8–3
LongCat-2.5vs DeepSeek-V4.1-Flash-1017
LongCat-2.5 leads 8–0
Choose a matchup above, or start from the hub to pick any two models.