Qwen3.8 27B is 3.5× cheaper per million tokens (blended). Qwen3.8 27B leads quality index by 3.7 points (89.0 vs 85.3). Qwen3.8 27B is open-weights; the other is not.
Claude Sonnet 5 vs Qwen3.8 27B
Live catalog fields. Best-in-row is highlighted.
Claude Sonnet 5
Anthropic · anthropic__claude-sonnet-5
Qwen3.8 27Bopen
Qwen · qwen__qwen3.8-27b
Identity
| Field | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
|---|---|---|
| Provider | Anthropic | Qwen |
| Slug | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
| Status | live | live |
| Open weights | No | Yes |
| License | — | — |
| HuggingFace | — | Qwen/Qwen3.8-27B |
Quality
| Field | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
|---|---|---|
| Quality index (0–100) | 85.3 | 89.0 |
Cost
| Field | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
|---|---|---|
| Input $ / 1M tokens | $2.00 | $0.42 |
| Cached input $ / 1M | $0.20 | $0.09 |
| Output $ / 1M tokens | $10.00 | $3.00 |
Context
| Field | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
|---|---|---|
| Max context tokens | 1,000,000 | 1,000,000 |
| Max output tokens | 128,000 | 131,072 |
Modalities
| Field | anthropic__claude-sonnet-5 | qwen__qwen3.8-27b |
|---|---|---|
| Input | text, image, file | text, image, video |
| Output | text | text |