Skip to content
Original
ProductsOpenAI · XFrom the source· @OpenAI·· 17 days ago

389K views · 3.4K likes · 234 reposts (at collection)

OpenAI upgrades Codex Security Cloud with Daybreak Blue cybersecurity model enabled by default

What happened

OpenAI announced a major upgrade to Codex Security Cloud, which now includes cybersecurity capabilities through Daybreak Blue by default. The service scans entire GitHub repositories, continuously reviews new commits, investigates and deduplicates findings, and prepares fixes for human review. It runs even when a laptop is closed and is available as a plugin in Codex desktop and web.

Keep reading

Latest daily · Issue 24NVIDIA and AI4Bharat Introduce Nemotron-pretraining-Indic-v1 and an Open Data Generation Pipeline

Trending now

  1. 1Meta Releases Muse Spark Open With Mac and Cloud Support, Topping US Open-Weight Index
  2. 2Google Launches Gemini 4 Argon Globally, Expands Paid Access as Benchmark Results Vary
  3. 3OpenAI Updates GPT-6 Astra Pro in ChatGPT With Parallel Agents and Faster Responses
  4. 4Meta’s New Business Terms Raise Dispute Over Website Crawling and AI Training Rights

Tomorrow at 08:00, a briefing like this arrives in your inbox.

The same kind of briefing as the one above: a few stories worth reading. Free. Mail starts after you confirm, and every letter has a one-click unsubscribe. Read a past issue · 2026-10-17