Anthropic adds plugin evals to Claude Code with six grader types, a no-plugin baseline and a CI gate

Sep 11, 2026 · Issue 6 · 3 sources, 4 articles

Anthropic has added a plugin eval feature to Claude Code, with six grader types, a no-plugin baseline and a CI gate for skills. The news was published on 11 September 2026.

Who is affected and how

senior developer

The effect of skills becomes measurable against the no-plugin baseline.

QA tester

Evaluation tests can be written for the agent's behavior.

Sources

• Anthropic Adds Plugin Evals to Claude Code: 6 Grader Types, a No-Plugin Baseline, and a CI Gate for Skillsmarktechpost · Sep 11, 2026
• Anthropic、「Claude Code」の初期設定を「自動モード」に　危険コマンド検知89%で手動を上回る｜AI PICKSaipicks.jp · Sep 12, 2026
• Anthropic 将 Claude Code Basic 的配额提高 25%，并将每周实际上限下调 17% - xix.aixix.ai · Sep 13, 2026

Machine-generated summary based on the titles and excerpts of the source articles. The facts come from the linked article.