Qwen3.8 27B vs Beam 1.0
Qwen3.8 27B is from Alibaba, released August 17, 2026. Beam 1.0 is from Reflection AI, released October 5, 2026.
- LMArena Elo1437 vs 1436. Qwen3.8 27B is 0.1% ahead on LMArena Elo.
- Context window1M vs 1M. Both hold 1M tokens of context.
Prices are the vendors’ published API rates; Elo is LMArena’s text board. Each figure is dated on its model page.
Interactive Comparison
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$0.50 / $3 per million tokens | Not published — open weights (Apache 2.0); Reflection API | |
|---|---|---|
| Identity | ||
| Developer | Alibaba | Reflection AI |
| Released | Aug 2026 | Oct 2026 |
| Licence | Apache 2.0 | Apache 2.0 (open weights) |
| Self-hostable | Yes | Yes — BF16, FP8 and NVFP4 weights |
| Cost | ||
| Blended $/1M tokensinput × 0.75 + output × 0.25 | $1.125 / 1M tokens | — |
| Input price | $0.500 / 1M tokens | — |
| Output price | $3.000 / 1M tokens | — |
| Capacity | ||
| Context window | 1M tokens | 1M tokens |
| Capability | ||
| Vision in | Yes | No — text in, text out |
| Access | ||
| API | Yes | Yes — Reflection API (OpenAI SDK compatible) |
| Fine-tuning | — | Yes — Reflection documents fine-tuning and post-training with open-source stacks |
| Measured quality | ||
| LMArena Elo | 1437 (checked Oct 2026) | 1436 (checked Oct 2026) |
| LMArena rank | Rank 102 | Rank 104 |
| Elo per dollarLMArena Elo ÷ blended $/1M tokens | 1277 | — |
