Anthropic launches Claude Opus 5, doubling Opus 4.8 performance on coding benchmarks while maintaining cost-effectiveness.
Claude Opus 5 is now integrated into GitHub Copilot for Pro+, Max, Business, and Enterprise users to enhance complex coding tasks.
Claude Opus 5 outperforms Fable 5 in head-to-head tests for landing pages, emails, and video ads.
Opus 5 is positioned as a mid-frontier model with lower costs than Fable and GPT.
Anthropic adds a sandboxed in-app browser to Claude Code for desktop research and debugging.
Opus 5 release raises concerns for indie hackers who may struggle to compete against large labs like Anthropic.