Oct 21, 2026, 12:00 AMCybersecurity
Cloudflare Uses OpenAI Daybreak and Codex for Security and Coding
Cloudflare is using OpenAI Daybreak to investigate vulnerabilities and suggest fixes for review, while developers use Codex to speed coding and lift quality.
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Summary
As of October 21, 2026, Cloudflare uses OpenAI Daybreak to investigate vulnerabilities and propose fixes for review, linking flaw discovery with potential remediation.
Cloudflare developers also use Codex to build faster and improve code quality. Details remain limited, with no identified vulnerabilities, affected systems, deployment scope, performance metrics or rollout timeline.
Positives
- OpenAI Daybreak investigates vulnerabilities and proposes fixes for Cloudflare to review.
- Cloudflare developers use Codex to accelerate software development.
- Codex is also being used to improve Cloudflare's code quality.
Risks & concerns
- Daybreak's proposed vulnerability fixes still require review before use.
- Cloudflare has not identified the vulnerabilities, systems or developer teams involved.
- No deployment scope, performance metrics or rollout timeline were provided.
Primary sourceOpenAI Newshttps://openai.com/index/cloudflare-cyber
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