Nemotron 3.5 Lightning is 214.3× cheaper per million tokens (blended). Claude Fable 5 has the larger context window (1,000,000 vs 262,144 tokens, 3.8×). Nemotron 3.5 Lightning is open-weights; the other is not.
Claude Fable 5 vs Nemotron 3.5 Lightning
Live catalog fields. Best-in-row is highlighted.
Claude Fable 5
Anthropic · anthropic__claude-fable-5
Nemotron 3.5 Lightningopen
NVIDIA · nvidia__nemotron-3.5-lightning
Identity
| Field | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
|---|---|---|
| Provider | Anthropic | NVIDIA |
| Slug | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
| Status | live | live |
| Open weights | No | Yes |
| License | — | — |
| HuggingFace | — | nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16 |
Quality
| Field | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
|---|---|---|
| Quality index (0–100) | 91.1 | — |
Cost
| Field | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
|---|---|---|
| Input $ / 1M tokens | $10.00 | $0.08 |
| Cached input $ / 1M | $1.00 | $0.04 |
| Output $ / 1M tokens | $50.00 | $0.20 |
Context
| Field | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
|---|---|---|
| Max context tokens | 1,000,000 | 262,144 |
| Max output tokens | 128,000 | 131,072 |
Modalities
| Field | anthropic__claude-fable-5 | nvidia__nemotron-3.5-lightning |
|---|---|---|
| Input | text, image, file | text |
| Output | text | text |