Models/press release/2026-09-28

OpenAI Announces ChatGPT Pro Plan, Codex Upgrades, and New APIs at Dev Day 2026

OpenAI held its Dev Day 2026, where it announced several new products and upgrades. Key announcements included a new ChatGPT Pro plan, significant enhancements to its Codex platform, and the introduction of a Decisions API. The company also revealed features like security scans and an "Ultrafast" capability, with an internal codename "Jalapeño" appearing in a first-party design interview transcript. These announcements, primarily from OpenAI itself, indicate an expansion of its offerings for both developers and users, with some outlets focusing on the impact on general ChatGPT users.

5 articles from 5 outlets covered this story. No difference in framing or figures was found between them. The underlying claim is sourced from a press release.

What do all outlets agree on?

5 outlets covered “OpenAI Announces ChatGPT Pro Plan, Codex Upgrades, and New APIs at Dev Day 2026”. All of them report the following:

  • OpenAI hosted Dev Day 2026
  • New features and upgrades for Codex were announced
  • A new Decisions API was introduced
  • A ChatGPT Pro plan was announced

Did outlets disagree about this?

No. All 5 outlets covering “OpenAI Announces ChatGPT Pro Plan, Codex Upgrades, and New APIs at Dev Day 2026” reported it the same way — no difference in framing or figures was found between them.

Which outlets covered this?

All 5 articles found on this story, grouped by the stance of the piece. Every link goes to the original publisher.

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OpenAI Jalapeño design interview transcriptoriginalhttps://cdn.mos.cms.futurecdn.net/h6PRM8bTimCTnNfoAYfjAi-320-70.jpg · trade press

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Which companies does this involve?

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