Claude Fable 5 vs DeepSeek-V4-Flash-0423: Specs & Benchmark Comparison

CharacteristicClaude Fable 5DeepSeek-V4-Flash-0423
CompanyAnthropicDeepSeek
Release DateJune 9, 2026April 23, 2026
Parameters284B
MultimodalYesNo
Context (input)1.0M1.0M
Context (output)128K131K
Input Price / 1M$10.00$0.14
Output Price / 1M$50.00$0.28
Average Score0.60.9

Verdict

Both models show equal results — the choice depends on your specific use case.

Overall Performance

Both models show comparable average scores: Claude Fable 5 — 0.6, DeepSeek-V4-Flash-0423 — 0.9.

API Cost

DeepSeek-V4-Flash-0423 is 142.9x cheaper: input $0.14/1M vs $10.00/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

Claude Fable 5 is newer: released 6/9/2026 vs 4/23/2026.

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Frequently Asked Questions

Which is better for coding — Claude Fable 5 or DeepSeek-V4-Flash-0423?
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-0423?
DeepSeek-V4-Flash-0423 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-0423?
Claude Fable 5 supports a larger context: 1,000,000 tokens vs 1,000,000.

The Claude Fable 5 and DeepSeek-V4-Flash-0423 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-0423 page. See also the complete list of AI model comparisons.