Qwen3.5 Flash vs Llama 3.1 70B Instruct
Both have similar output pricing, while Qwen3.5 Flash offers a larger context window. Choose Qwen3.5 Flash or Llama 3.1 70B Instruct based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.5 Flash | Llama 3.1 70B Instruct |
|---|---|---|
| Provider | Alibaba | Meta |
| Input / 1M tokens | $0.10 | $0.40 |
| Output / 1M tokens | $0.40 | $0.40 |
| Context window | 1M | 131K |
| Parameters | — | — |
| Open weights | No | — |
| Released | Feb 2026 | — |
| LMArena (Chatbot Arena) Elo score | 1397 | 1261 |
| LMArena WebDev Elo score | 1243 | — |
| GPQA Diamond score | 82.3 | 44.2 |
| FrontierMath score | 6.2 | — |
| Epoch Capabilities Index score | 144 | — |
FAQ
Is Qwen3.5 Flash or Llama 3.1 70B Instruct cheaper?
Qwen3.5 Flash and Llama 3.1 70B Instruct have comparable output pricing.
Which has the larger context window, Qwen3.5 Flash or Llama 3.1 70B Instruct?
Qwen3.5 Flash 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.