Qwen3.8 Flash Next vs Llama 3.1 405B Instruct
Both have similar output pricing, while Qwen3.8 Flash Next offers a larger context window. Choose Qwen3.8 Flash Next or Llama 3.1 405B Instruct based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.8 Flash Next | Llama 3.1 405B Instruct |
|---|---|---|
| Provider | AMD | Cortecs |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 262K | 128K |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Aug 2026 | Jul 2024 |
| LMArena WebDev Elo score | 1628 | — |
| GPQA Diamond score | — | 50.9 |
| LMArena (Chatbot Arena) Elo score | — | 1284 |
FAQ
Is Qwen3.8 Flash Next or Llama 3.1 405B Instruct cheaper?
Qwen3.8 Flash Next and Llama 3.1 405B Instruct have comparable output pricing.
Which has the larger context window, Qwen3.8 Flash Next or Llama 3.1 405B Instruct?
Qwen3.8 Flash Next has the larger context window (262K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.