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Deployment reach

OpenAI releases GPT-5.4 mini and nano for low-cost subagents

OpenAI released two smaller GPT-5.4 tiers with coding, tool-use, and computer-use support at substantially lower prices and broad API availability.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM47confidence 84/100

Why it moved the index

Low-cost, broadly available coding, tool-use, computer-use, and subagent tiers expand the scale of autonomous workflows without implying frontier-level standalone capability.

Assessment history

  1. R1
    Toward 47 · confidence 84

    New exact low-cost model tiers absent from durable context.

    11 Aug 2026

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  1. DoomBench assesses “OpenAI releases GPT-5.4 mini and nano for low-cost subagents” as evidence moving toward doom, with magnitude 47 and confidence 84 out of 100 in the deployment reach category.

  2. The DoomBench assessment of “OpenAI releases GPT-5.4 mini and nano for low-cost subagents” is based on reporting from OpenAI and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “OpenAI releases GPT-5.4 mini and nano for low-cost subagents” as follows: OpenAI released two smaller GPT-5.4 tiers with coding, tool-use, and computer-use support at substantially lower prices and broad API...

    https://www.doombench.com/news/openai-releases-gpt-5-4-mini-and-nano-for-low-cost-subagents-2026-03-17