OpenAI: GPT-5.4 Pro Release Date
GPT-5.4 Pro was released on 2026-03-05, which was 243 days ago. Its recency score is 89.
Data sourced from OpenRouter API and manual data collection | Last updated: Nov 3, 2026, 8:01 AM UTC
Release date
2026-03-05
Recency score
89
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Frequently asked questions
When was GPT-5.4 Pro released?
GPT-5.4 Pro was released on 2026-03-05, which was 243 days ago. Its recency score is 89.