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OpenAI Releases GPT-5.4

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OpenAI Releases GPT-5.4: The Most Powerful Model Yet

On March 6, 2026, OpenAI officially released the GPT-5.4 series models. GPT-5.4 integrates OpenAI’s latest advances in reasoning, coding, and agentic workflows.

I. Key Highlights

1. Native Computer-Use Capabilities

GPT-5.4 is the first general-purpose model with native computer-use capabilities:

  • Write code to operate computers via Playwright
  • Support up to 1 million tokens of context
  • Plan, execute, and verify tasks across long horizons

2. Performance Improvements

BenchmarkGPT-5.4GPT-5.2
GDPval83.0%70.9%
OSWorld75.0%47.3%
BrowseComp82.7%65.8%

3. Enhanced Efficiency

  • Most token-efficient reasoning model
  • /fast mode delivers up to 1.5x faster token velocity

II. Professional Capabilities

  • Spreadsheet modeling: 87.3% (up from 68.4%)
  • Presentation generation improvements
  • 33% less likely to have false claims

III. Strategic Partnerships

1. Agreement with Department of War

On February 28, 2026, OpenAI announced an agreement with the U.S. Department of War:

  • No mass domestic surveillance
  • No autonomous weapons systems
  • No high-stakes automated decisions

2. Amazon Partnership

On February 27, 2026, OpenAI announced strategic partnership with Amazon.

IV. Conclusion

GPT-5.4 marks a significant milestone in AI technology.


Source: OpenAI Official Website