token.app › Compare › Claude Fable 5.1 vs DeepSeek V4 Flash 0731
Claude Fable 5.1 vs DeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731 is 30× cheaper per token on a blended 3:1 basis. DeepSeek V4 Flash 0731 accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| Claude Fable 5.1 | DeepSeek V4 Flash 0731 | |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Input $/1M | $10.00 | $0.440 |
| Output $/1M | $50.00 | $1.32 |
| Blended $/1M | $20.00 | $0.660 |
| Context window | 1M | 1.0M |
| Max output | 128K | 131K |
| Released | Sep 2026 | Jul 2026 |
| Licence | Proprietary | Open weights |
Choose Claude Fable 5.1 if…
- Newer model (released Sep 2026)
Choose DeepSeek V4 Flash 0731 if…
- Costs less per token — $0.660 vs $20.00 blended
- Larger context window (1.0M)
- Open weights — self-hostable
FAQ
Which is better, Claude Fable 5.1 or DeepSeek V4 Flash 0731?
We do not hold independently-run benchmark scores covering both Claude Fable 5.1 and DeepSeek V4 Flash 0731, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Claude Fable 5.1 cheaper than DeepSeek V4 Flash 0731?
DeepSeek V4 Flash 0731 is cheaper: $0.660 versus $20.00 per million tokens blended at 3:1 input:output. Input alone: $10.00 vs $0.440. Output alone: $50.00 vs $1.32.
What context windows do Claude Fable 5.1 and DeepSeek V4 Flash 0731 have?
Claude Fable 5.1: 1,000,000 tokens. DeepSeek V4 Flash 0731: 1,048,576 tokens.
Who makes Claude Fable 5.1 and DeepSeek V4 Flash 0731?
Claude Fable 5.1 is made by Anthropic. DeepSeek V4 Flash 0731 is made by DeepSeek.
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