GPT 5.4 Thinking and Pro
twitter.com
March 5, 2026
1 min read
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45/100
Summary
GPT-5.4 Thinking and GPT-5.4 Pro are now available in ChatGPT, as well as through the API and Codex. This version integrates advancements in reasoning, coding, and agentic workflows into a single model.
Key Takeaways
- GPT-5.4 Thinking and GPT-5.4 Pro are now available in ChatGPT.
- GPT-5.4 is also accessible through the API and Codex.
- GPT-5.4 integrates advancements in reasoning, coding, and agentic workflows into a single model.
