DeepSeek V4 Pro 0423 vs Llama-3.1-Nemotron-Ultra-253B-v1
Llama-3.1-Nemotron-Ultra-253B-v1 is cheaper on output tokens, while DeepSeek V4 Pro 0423 offers a larger context window. Choose DeepSeek V4 Pro 0423 or Llama-3.1-Nemotron-Ultra-253B-v1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | DeepSeek V4 Pro 0423 | Llama-3.1-Nemotron-Ultra-253B-v1 |
|---|---|---|
| Provider | DeepSeek | Nebius Token Factory |
| Input / 1M tokens | $0.96 | $0.60 |
| Output / 1M tokens | $1.91 | $1.80 |
| Context window | 1M | 128K |
| Parameters | 1.6T | — |
| Open weights | Yes | Yes |
| Released | Apr 2026 | Jan 2025 |
| LiveBench score | 71.6 | — |
| LMArena (Chatbot Arena) Elo score | 1451 | 1319 |
| LMArena WebDev Elo score | 1582 | — |
| GPQA Diamond score | 91.7 | — |
| Epoch Capabilities Index score | 155 | — |
FAQ
Is DeepSeek V4 Pro 0423 or Llama-3.1-Nemotron-Ultra-253B-v1 cheaper?
Llama-3.1-Nemotron-Ultra-253B-v1 is cheaper on output tokens ($1.80 vs $1.91 per 1M).
Which has the larger context window, DeepSeek V4 Pro 0423 or Llama-3.1-Nemotron-Ultra-253B-v1?
DeepSeek V4 Pro 0423 has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.