Qwen3.8 Flash Next vs CSM 1B
Both have similar output pricing, while Qwen3.8 Flash Next offers a larger context window. Choose Qwen3.8 Flash Next or CSM 1B based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Qwen3.8 Flash Next | CSM 1B |
|---|---|---|
| Provider | AMD | Sesame |
| Input / 1M tokens | $0.00 | $7.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 262K | 4K |
| Parameters | — | — |
| Open weights | Yes | — |
| Released | Aug 2026 | — |
| LMArena WebDev Elo score | 1628 | — |
FAQ
Is Qwen3.8 Flash Next or CSM 1B cheaper?
Qwen3.8 Flash Next and CSM 1B have comparable output pricing.
Which has the larger context window, Qwen3.8 Flash Next or CSM 1B?
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.