OpenAI · OpenAI (GPT / ChatGPT)
GPT-5
Supersededsource:wikidata https://www.wikidata.org/wiki/Q135297698
About this version
GPT‑5 is a version of the ChatGPT family released on 7 August 2025 and now classified as superseded legacy. It retains a knowledge cutoff of April 2025 and features an expanded context window of roughly one million tokens, allowing it to process considerably longer inputs than earlier releases.
- API string
- gpt-5
- Context window
- 1M ctx
- Knowledge cutoff
- Apr 1, 2025
- Tier
- Legacy
- Released
- Aug 7, 2025
Release & change timeline
1 event- Release
GPT-5 released
First GPT-5 generation; hybrid fast generation plus optional deep reasoning.
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