Claude Opus 4.8 Rolls Out: Anthropic Strikes Back in AI Race

Anthropic has activated Claude Opus 4.8 for users on May 28, 2026, just weeks after Opus 4.7’s April launch. Fresh code leaks, desktop app sightings, and backend references confirm the rollout, delivering stronger agentic coding and reasoning amid intensifying competition from OpenAI. Claude Opus 4.8 Launches: Anthropic Upgrades AI Flagship Anthropic officially released Claude Opus