← Back to feed
DocsOpenAI
- Severity
- Medium
- Published
- 2 months agoMar 5, 2026
- Signal
- 46
Released GPT-5.4, our newest frontier model for professional work, to the Chat Completions and Responses API, and released GPT-5.4 pro to the Responses API for…
Released GPT-5.4, our newest frontier model for professional work, to the Chat Completions and Responses API, and released GPT-5.4 pro to the Responses API for tougher problems that benefit from more compute. Also relea…
Official source entry
Released GPT-5.4, our newest frontier model for professional work, to the Chat Completions and Responses API, and released GPT-5.4 pro to the Responses API for…
From API Changelog. The simplified record can be checked against the original wording.
Why it matters
OpenAI updated api changelog semantics for llms and agents. Review the official entry during the next release review.
Who should care
- backend
- ai
Affected stack
- llms
- agents
- developer-workflow
Categories
modelapi