The Pulse: Did Anthropic’s new model just boost rival Codex’s market share?

Also: Anthropic’s speed run to break devs’ goodwill, big price increases from GitHub Copilot, Mitchell Hashimoto on the “building block economy,” and more

Also: a follow-up on Meta destroying its own engineering culture, the SpaceX IPO, SpaceX buys Cursor, Cursor’s GitHub competitor, and more.

<!-- SC_OFF --><div class="md"><p>Anthropic's new cybersecurity-focused Al, Mythos, was reportedly accessed by unauthorized users through a third-party vendor environment (Mercor)

NSA is said to be using Anthropic's restricted Mythos AI model.

For founders and investors, Anthropic's new offering signals that the AI platform wars are expanding downmarket and that the next major battleground for user acquisition isn't the