Claude Opus tops Coding Agent Index

Artificial Analysis updated the Coding Agent Index, a ranking of AI agents on coding tasks. In the latest benchmark, Claude Opus shows higher performance metrics than other Claude Code configurations.
The index aggregates results from three benchmarks: SWE-Bench-Pro-Hard-AA, Terminal-Bench v2, and SWE-Atlas-QnA. These tests assess agents' abilities to navigate code repositories, fix bugs, and interact with terminals. The methodology considers code accuracy, task completion time, and token usage.
A high index score doesn't guarantee superiority in every scenario, as real-world performance depends on user priorities: speed, cost, or code analysis depth.
Related stories
- Claude Opus 5 tops Sierra's agent-building test at 23.9%
- Bito AI Architect boosts Claude Opus efficiency by 35%
- Claude went from bug hunt to abuse report on New Year's Eve
- Opus 5.5 aced a test suite at 3.4x GPT-6 Sol's cost
- Opus 5.5 finds new bugs for CodeRabbit and misses old ones
- Fable 5.1 refuses the knife but heats a gas can anyway
Comments
No comments yet. Be the first.
Join the conversation
Sign in with Google to leave a comment. Your name and avatar come from your Google profile, and the comment appears after moderation.
