The Decoder
No AI agent scores above 12 percent on SemiAnalysis' new real-world work benchmark
SemiAnalysis is putting AI agents through simulated knowledge work in its new GDPx benchmark, covering everything from chip design to quant trading. No model breaks 12 percent. Claude Opus 5.5 leads narrowly over Gemini 4 Carbon. Critics point to the small number of tasks per domain and uneven testing conditions.
By The Decoder
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The new GDPx benchmark from SemiAnalysis drops AI agents into simulated knowledge work. No model scores above 12 percent. Some critics question how meaningful the test really is.
Analytics firm…
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