by OpenAI
A $1 million grant initiative providing one-time API credit grants of up to $25,000 for open source projects integrating Codex CLI or OpenAI models — separate from the Codex for Open Source subscription benefit.
Perks
Receive up to $25,000 in OpenAI API credits for your open source project.
Support for using Codex CLI and OpenAI models in your project workflows.
Eligibility
- Must represent an open source project.
- Applications are reviewed on an ongoing basis.
- Funding decisions are made at OpenAI's sole discretion.
How to Apply
- Fill out the application form on the OpenAI website.
- Provide project details including GitHub repository and description.
- Explain how you would use API credits for your project.
- Applications are reviewed on an ongoing basis.
Similar to Codex Open Source Fund
Anthropic provides 6 months of free Claude Max 20x to open-source maintainers and contributors as a thank-you for keeping the ecosystem running.
CodeRabbit provides free AI-driven code reviews for public repositories on GitHub and GitLab, backed by a $1 million commitment to open-source sponsorships.
GitHub provides free Copilot Pro access to maintainers of popular open-source repositories, enabling AI-assisted coding at no cost.