# opus 4.8

AI

May 30, 2026 • 6 min read

Anthropic Hits $965B Valuation, Surpassing OpenAI — Opus 4.8 Lands on GitHub Copilot

Anthropic closed a $65 billion Series H at $965B valuation, becoming the world's most valuable AI startup. On the same day, Claude Opus 4.8 shipped to GitHub Copilot.

AI

May 29, 2026 • 7 min read

Claude Opus 4.8 Ships in GitHub Copilot — Anthropic's Most Honest Model Goes Mainstream

Anthropic's Claude Opus 4.8 is now available in GitHub Copilot for Pro+, Business, and Enterprise users — the first non-Microsoft model in Copilot's lineup. Same price, better judgment.