9 Codex Tips from the Codex Team

Composer 2.5 narrows the gap with frontier coding models on key benchmarks while Cursor touts dramatic token‑efficiency at a fraction of the cost. Enterprise strategy is shifting toward harness‑first platforms and agent orchestration, capturing long‑running context, persistent memories, and post‑training improvements to rival model labs. Security research around Mythos Preview shows models synthesizing and refining exploit chains into functional proofs, prompting Cloudflare warnings about a novel class of model‑generated risk as companies operationalize agent tooling. The AI Daily Brief helps you understand the most important news and discussions in AI. Subscribe to the podcast version of The AI Daily Brief wherever you listen: https://pod.link/1680633614 Get it ad free at http://patreon.com/aidailybrief Learn more about the show https://aidailybrief.ai/