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Side-by-side comparison of API pricing, context window, latency, and benchmark performance. Data refreshed daily from provider APIs and ModelStop's own latency probes.
💰Meituan: LongCat Flash Chat is 93% cheaper than Magnum v4 72B
⚡Meituan: LongCat Flash Chat is 18ms faster than Magnum v4 72B
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
Meituan: LongCat Flash Chat is 1400% cheaper
| Spec | Magnum v4 72B | Meituan: LongCat Flash Chat |
|---|---|---|
| Provider | anthracite-org | meituan |
| Input price / 1M tokens | $3.00 | $0.20 |
| Output price / 1M tokens | $5.00 | $0.80 |
| Context window | 33k tokens | 131k tokens |
| Latency (p50) | 18ms | — |
| Best benchmark score | — | — |
| Open source | No | No |
This is a series of models designed to replicate the prose quality of the Claude 3 models, specifically Sonnet(https://openrouter.ai/anthropic/claude-3.5-sonnet) and Opus(https://openrouter.ai/anthropic/claude-3-opus). The model is fine-tuned on top of [Qwen2.5 72B](https://openrouter.ai/qwen/qwen-2.5-72b-instruct).
LongCat-Flash-Chat is a large-scale Mixture-of-Experts (MoE) model with 560B total parameters, of which 18.6B–31.3B (≈27B on average) are dynamically activated per input. It introduces a shortcut-connected MoE design to reduce...
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