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Autonomy and agency

GPT-5.4 adds native computer use and long-horizon agent workflows

OpenAI released GPT-5.4 Thinking and GPT-5.4 Pro with native computer use, agentic tool calling, up to one million tokens of context, stronger search, and immediate ChatGPT, API, and Codex access.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM58confidence 85/100

Why it moved the index

Native computer interaction, long-context execution, tool discovery, broad access, and improved professional capability materially advance consequential autonomy.

Assessment history

  1. R1
    Toward 58 · confidence 85

    New dated launch story absent from durable context, with one new exact Pro tier.

    11 Aug 2026

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DoomBench social sharing card for GPT-5.4 adds native computer use and long-horizon agent workflows.

  1. DoomBench assesses “GPT-5.4 adds native computer use and long-horizon agent workflows” as evidence moving toward doom, with magnitude 58 and confidence 85 out of 100 in the autonomy and agency category.

  2. The DoomBench assessment of “GPT-5.4 adds native computer use and long-horizon agent workflows” is based on reporting from OpenAI and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “GPT-5.4 adds native computer use and long-horizon agent workflows” as follows: OpenAI released GPT-5.4 Thinking and GPT-5.4 Pro with native computer use, agentic tool calling, up to one million tokens of context,...

    https://www.doombench.com/news/gpt-5-4-adds-native-computer-use-and-long-horizon-agent-workflows-2026-03-05