GPT-5.4 (Three Variants, Computer Use)
activeOrigin: OpenAI, March 5, 2026
OpenAI's current flagship model (as of April 2026). Three variants: Standard ($2.50/$15 per M tokens), Thinking, Pro ($30/$180 per M tokens). 1M+ token context window. Native Computer Use API (75% on OSWorld benchmark). Also: GPT-5.5 ('Spud') in testing, expected by June 2026.
Usage
The current OpenAI benchmark. Use for model capability comparisons. '75% on OSWorld' is the specific Computer Use benchmark number to cite.
Mutations & variants
'GPT-5.4 Pro' — the premium tier
'Thinking variant' — chain-of-thought specialized version
Cross-platform escapes
- TechCrunch: GPT-5.4 launch coverage
Shelf life: Active until superseded by GPT-5.5 or later
The three-tier pricing model is significant — it signals OpenAI is segmenting by compute intensity. Computer Use API at 75% OSWorld is the specific benchmark that matters for agent capability.