Codex for Open Source (ChatGPT Pro subscription)
6 months of free ChatGPT Pro with Codex access for open source maintainers, plus conditional access to Codex Security for repositories needing deeper security analysis.
Eligibility: for the maintainer; public repo required; For core maintainers of widely used public projects (press coverage cites roughly 1,000+ GitHub stars); projects that do not fit the criteria but play an important ecosystem role are invited to apply and explain why. You can apply for yourself or nominate another maintainer.
How to apply: Application form at openai.com/form/codex-for-oss/; reviewed on a rolling basis, Codex Security access reviewed case by case.
last verified 2026-07-07
Codex Open Source Fund (API credit grants)
One-time API credit grants of up to $25,000 per project from a $1 million fund, for open source projects integrating Codex CLI or OpenAI models (e.g. Codex-powered PR review or release automation).
Eligibility: for the project; public repo required; Separate from the 6-month ChatGPT Pro subscription benefit; grants are one-time.
How to apply: Application form at openai.com/form/codex-open-source-fund/.
last verified 2026-07-07