Claude Fable 5 vs DeepSeek-V4-Flash-0731: Specs & Benchmark Comparison

CharacteristicClaude Fable 5DeepSeek-V4-Flash-0731
CompanyAnthropicDeepSeek
Release DateJune 9, 2026July 31, 2026
Parameters304B
MultimodalYesNo
Context (input)1.0M1.0M
Context (output)128K393K
Input Price / 1M$10.00$0.14
Output Price / 1M$50.00$0.28
Average Score0.60.7
Benchmarks
Terminal-Bench 2.10.80.8

Visual Benchmark Comparison

Claude Fable 5
DeepSeek-V4-Flash-0731
Terminal-Bench 2.10.8 vs 0.8
0.8
0.8

Verdict

DeepSeek-V4-Flash-0731 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Claude Fable 5 — 0.6, DeepSeek-V4-Flash-0731 — 0.7.

API Cost

DeepSeek-V4-Flash-0731 is 142.9x cheaper: input $0.14/1M vs $10.00/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

DeepSeek-V4-Flash-0731 is newer: released 7/31/2026 vs 6/9/2026.

More About These Models

Related Comparisons

Frequently Asked Questions

Which is better for coding — Claude Fable 5 or DeepSeek-V4-Flash-0731?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Claude Fable 5 or DeepSeek-V4-Flash-0731?
DeepSeek-V4-Flash-0731 is cheaper for input: $0.14 per 1M tokens vs $10.00.
Which has a larger context window — Claude Fable 5 or DeepSeek-V4-Flash-0731?
Claude Fable 5 supports a larger context: 1,000,000 tokens vs 1,000,000.

The Claude Fable 5 and DeepSeek-V4-Flash-0731 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Fable 5 or DeepSeek-V4-Flash-0731 page. See also the complete list of AI model comparisons.