Hy4 preview is 18.0× cheaper per million tokens (blended). Hy4 preview has the larger context window (1,048,576 vs 1,000,000 tokens). Hy4 preview is open-weights; the other is not.
Claude Fable 5 vs Hy4 preview
Live catalog fields. Best-in-row is highlighted.
Claude Fable 5
Anthropic · anthropic__claude-fable-5
Hy4 previewopen
Tencent · tencent__hy4-preview
Identity
| Field | anthropic__claude-fable-5 | tencent__hy4-preview |
|---|---|---|
| Provider | Anthropic | Tencent |
| Slug | anthropic__claude-fable-5 | tencent__hy4-preview |
| Status | live | live |
| Open weights | No | Yes |
| License | — | — |
| HuggingFace | — | tencent/Hy4-preview |
Quality
| Field | anthropic__claude-fable-5 | tencent__hy4-preview |
|---|---|---|
| Quality index (0–100) | — | — |
Cost
| Field | anthropic__claude-fable-5 | tencent__hy4-preview |
|---|---|---|
| Input $ / 1M tokens | $10.00 | $0.83 |
| Cached input $ / 1M | $1.00 | $0.04 |
| Output $ / 1M tokens | $50.00 | $2.50 |
Context
| Field | anthropic__claude-fable-5 | tencent__hy4-preview |
|---|---|---|
| Max context tokens | 1,000,000 | 1,048,576 |
| Max output tokens | 128,000 | 64,000 |
Modalities
| Field | anthropic__claude-fable-5 | tencent__hy4-preview |
|---|---|---|
| Input | text, image, file | text |
| Output | text | text |