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  5. Claude Opus 4.5vsSherlock Dash Alpha
Updated Nov 2025

Claude Opus 4.5vsSherlock Dash Alpha

Claude Opus 4.5 is the newer model, released after Sherlock Dash Alpha.

Claude Opus 4.5 and Sherlock Dash Alpha compared across 35 shared prompts
SpecClaude Opus 4.5Sherlock Dash Alpha
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedNov 2025Nov 2025
Our Verdict
Claude Opus 4.5
Claude Opus 4.5
Sherlock Dash Alpha
Sherlock Dash Alpha

Not enough votes to call it. On the specs, nothing separates them.

Too close to call
Where to run it

4 hosts

Claude Opus 4.54 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·200k·99.8% upAzure AI Foundry$5.00 in·$25.00 out·200k·100% upAnthropic$5.00 in·$25.00 out·200k·99.8% upGoogle Vertex AI$5.00 in·$25.00 out·200k·99.5% up
Sherlock Dash Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 9 Sep 2026.

Writing DNA

Style Comparison

Similarity
56%

Claude Opus 4.5 uses 11.0x more emoji

Claude Opus 4.5
Sherlock Dash Alpha
66%Vocabulary72%
51wSentence Length11w
0.82Hedging0.12
6.0Bold5.2
4.5Lists4.7
0.18Emoji0.02
1.46Headings0.97
0.05Transitions0.32
Based on 27 + 14 text responses
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Rival
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