OpenAI releases GPT-5.5 for agentic knowledge work
GPT-5.5 advanced agentic coding, knowledge work, science, and efficiency, with broader safeguards and external testing.
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Why it moved the index
Higher performance and lower cost expanded the set of professional tasks AI could perform and made sustained agentic use more economically practical.
Assessment history
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R1
Toward 72 · confidence 93
Initial source-backed launch assessment
11 Aug 2026
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DoomBench assesses “OpenAI releases GPT-5.5 for agentic knowledge work” as evidence moving toward doom, with magnitude 72 and confidence 93 out of 100 in the capability gains category.
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The DoomBench assessment of “OpenAI releases GPT-5.5 for agentic knowledge work” is based on reporting from OpenAI and records the editorial rationale, source quality, attribution, and revision history.
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DoomBench summarizes “OpenAI releases GPT-5.5 for agentic knowledge work” as follows: GPT-5.5 advanced agentic coding, knowledge work, science, and efficiency, with broader safeguards and external testing.
https://www.doombench.com/news/openai-releases-gpt-5-5