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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 67% cheaper than NVIDIA: Llama 3.1 Nemotron Ultra 253B v1
Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)
Meituan: LongCat Flash Chat is 200% cheaper
| Spec | Meituan: LongCat Flash Chat | NVIDIA: Llama 3.1 Nemotron Ultra 253B v1 |
|---|---|---|
| Provider | meituan | nvidia |
| Input price / 1M tokens | $0.20 | $0.60 |
| Output price / 1M tokens | $0.80 | $1.80 |
| Context window | 131k tokens | 131k tokens |
| Latency (p50) | — | — |
| Best benchmark score | — | — |
| Open source | No | No |
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...
Llama-3.1-Nemotron-Ultra-253B-v1 is a large language model (LLM) optimized for advanced reasoning, human-interactive chat, retrieval-augmented generation (RAG), and tool-calling tasks. Derived from Meta’s Llama-3.1-405B-Instruct, it has been significantly customized using Neural...
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