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Codex for Open Source: six months of ChatGPT Pro with Codex for open-source maintainers

OpenAI's Codex for Open Source program gives approved maintainers six months of ChatGPT Pro with Codex. Projects can also apply for API credits from a $1 million fund and, for core maintainers, Codex Security access.

OpenAI CodexFree trialOngoing
Offer
6 months of Pro
Ends
Ongoing
Who
Maintainers of widely used open-source projects

Verified Oct 12, 2026OpenAI Developers

Get the deal

How to get it

  1. 1Apply through the form on OpenAI's Codex for Open Source page.

Good to know

  • Approval is case by case; core maintainers and leaders of widely used public projects are the main audience.
  • No application deadline is listed.

Questions about this deal

Yes. As of Oct 16, 2026, it is an ongoing program with no announced end date.

Maintainers of widely used open-source projects

1. Apply through the form on OpenAI's Codex for Open Source page.

From OpenAI Developers (https://developers.openai.com/community/codex-for-oss). PromoClock last checked it on Oct 12, 2026.

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