Briefing Findings · OpenAI is expanding Codex within ChatGPT and upgrading
Story-specific findings extracted from this briefing's coverage. Fast Facts in the sidebar holds the canonical reference data (CEO, founded, ticker).
What to Watch
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Track announcements about GPT-5.5 upgrades and the retirement of legacy ChatGPT models.
BleepingComputer
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Watch for more details on banks receiving access to OpenAI’s GPT-5.5.
The Register
What Changed
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OpenAI upgrades GPT-5.5, as it plans to retire legacy ChatGPT models
BleepingComputer
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OpenAI brings Codex to ChatGPT and introduces shareable interactive Sites
Neowin
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OpenAI putting Codex inside ChatGPT, 6 new business plugins now available
9to5Mac