AISystem

GPT-5.4 Pro

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Welcome to March 6, 2026 (theinnermostloop.substack.com)

83.0% on GDPval; million-token context and native computer use.

Development timeline

Newest reporting dates first. Reporting dates may differ from event dates.

2026-03-06: A model matches human professionals 83% of the time

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OpenAI

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GPT-5.4 Pro
Innermost Loop KB — secondary record
Reporting date: unknown
KB permalink: https://nicholsn.github.io/innermost-loop-kb/systems/gpt-5-4-pro
Attributed sources:
- Welcome to March 6, 2026 — https://theinnermostloop.substack.com/p/welcome-to-march-6-2026
This citation does not imply independent verification of linked-source claims.

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