Claude Fable 5 vs DeepSeek-V4-Pro-0813
DeepSeek-V4-Pro-0813 shows notably better performance in the majority of benchmarks. DeepSeek-V4-Pro-0813 is 36.8x cheaper per token.
Anthropic · DeepSeek · Updated for 2026
Which is better?
Claude Fable 5 outperforms in 1 benchmarks (Humanity's Last Exam), while DeepSeek-V4-Pro-0813 is better at 2 benchmarks (AutomationBench, Terminal-Bench 2.1). DeepSeek-V4-Pro-0813 shows notably better performance in the majority of benchmarks.
On price, DeepSeek-V4-Pro-0813 is roughly 36.8x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
DeepSeek-V4-Pro-0813 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Claude Fable 5
- you want predictable pricing at $10.00/M input and $50.00/M output
Choose DeepSeek-V4-Pro-0813
- you want the strongest raw capability — it leads on 2 of 3 shared benchmarks
- cost matters — it's about 36.8x cheaper per token
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Claude Fable 5 outperforms in 1 benchmarks (Humanity's Last Exam), while DeepSeek-V4-Pro-0813 is better at 2 benchmarks (AutomationBench, Terminal-Bench 2.1).
DeepSeek-V4-Pro-0813 shows notably better performance in the majority of benchmarks.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, Claude Fable 5 ($10.00/1M tokens) is 23.0x more expensive than DeepSeek-V4-Pro-0813 ($0.43/1M tokens).
For output processing, Claude Fable 5 ($50.00/1M tokens) is 57.5x more expensive than DeepSeek-V4-Pro-0813 ($0.87/1M tokens).
In conclusion, Claude Fable 5 is more expensive than DeepSeek-V4-Pro-0813.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
DeepSeek-V4-Pro-0813 accepts 1,048,576 input tokens compared to Claude Fable 5's 1,000,000 tokens. DeepSeek-V4-Pro-0813 can generate longer responses up to 393,216 tokens, while Claude Fable 5 is limited to 128,000 tokens.
Input Capabilities
Supported data types and modalities
Claude Fable 5 supports multimodal inputs, whereas DeepSeek-V4-Pro-0813 does not.
Claude Fable 5 can handle both text and other forms of data like images, making it suitable for multimodal applications.
Claude Fable 5
DeepSeek-V4-Pro-0813
License
Usage and distribution terms
Claude Fable 5 is licensed under a proprietary license, while DeepSeek-V4-Pro-0813 uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
Claude Fable 5 was released on 2026-06-09, while DeepSeek-V4-Pro-0813 was released on 2026-08-13.
DeepSeek-V4-Pro-0813 is 2 months newer than Claude Fable 5.
Jun 9, 2026
2 months ago
Aug 13, 2026
1 weeks ago
2mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude Fable 5 is available from Anthropic. DeepSeek-V4-Pro-0813 is available from DeepSeek, DeepInfra, Novita, Together.
Claude Fable 5
DeepSeek-V4-Pro-0813
Outputs Comparison
Judge for yourself.
Run your own prompts against Claude Fable 5 and DeepSeek-V4-Pro-0813 side-by-side, then vote on the output you prefer.
FAQ
Common questions about Claude Fable 5 vs DeepSeek-V4-Pro-0813.