Third-party dispatches, not graded receipts
Anthropic launches Claude Opus 5, focused on long-running agents and coding
Anthropic's new Opus 5 model is described as coming close to the frontier intelligence of Claude Fable 5 at half the price, and is currently leading the Artificial Analysis leaderboard. The release emphasizes improvements for sustained agentic workflows and professional tasks.
“Opus 5 is a step change improvement for the Opus tier powering long-running agents while delivering improvements in coding and professional work.”
Bears on: superhuman-coder-2027 · amodei-ai-writes-90pct-of-code-by-2025