OpenAI GPT-5.4
Ai ToolGPT-5.4 is a next-generation large language model in OpenAI’s GPT series, available through the OpenAI API and inside ChatGPT. It offers faster generation, large context windows, and ships in several variants (standard, mini, nano) that developers and end-users can select or that services can route to automatically.
Stories
Completed digest stories linked to this service.
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OpenAI pushes Codex into enterprises; 0.123.0 ships AWS Bedrock support and deep...2026-04-23OpenAI is pushing Codex deeper into enterprises while shipping 0.123.0 with AWS Bedrock support and stronger M...
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Copilot CLI adds 'Rubber Duck' cross‑model reviews and OpenTelemetry tracing you...2026-04-07GitHub Copilot CLI now offers an experimental cross-model “Rubber Duck” reviewer and ships meaningful OpenTele...
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GPT-5.4 rolls into the API: gateway support arrives, early breakages surface2026-03-24OpenAI’s GPT-5.4 models are showing up in the API, third‑party gateways added support, and early developer rep...
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Windsurf Cascade grows up: enterprise guardrails, smarter model controls, and a ...2026-03-18Windsurf Cascade added enterprise guardrails and model controls while Chrome DevTools MCP improved agent-drive...
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Copilot rolls out GPT-5.4 across IDEs: bigger context, sharper coding, rising to...2026-03-10GitHub Copilot now supports OpenAI’s GPT-5.4 across major IDEs, promising deeper-context coding and early repo...