I test-drove both. Here’s what I learned. In early March, OpenAI unleashed a one-two punch, dropping two major frontier models just days apart.

OpenAI's Latest AI Models Are Built for Speed ...

Brace yourselves, for your cozy little conversations with OpenAI’s ChatGPT are about to be stuffed with ads. At least, that’s the findings of a software engineer who dug through the code of an ...

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

Anthropic revoked OpenAI’s access to its Claude API after discovering that OpenAI engineers were using Claude Code to test GPT-5. The move, announced on August 1 ...

OpenAI released Codex Security on March 6, an AI-powered application security agent that scans codebases for vulnerabilities, validates findings in sandboxed environments, and proposes patches. The ...

Can free AI scanners replace enterprise SAST? Anthropic and OpenAI found 500-plus zero-days pattern-matching tools missed — and both scanners are free.