eval-harness

Eval Harness Skill A formal evaluation framework for Claude Code sessions, implementing eval-driven development (EDD) principles. When to Activate Setting up eval-driven development (EDD) for AI-assisted workflows Defining pass/fail criteria for Claude Code task completion Measuring agent reliability with pass@k metrics Creating regression test suites for prompt or agent changes Benchmarking agent performance across model versions Philosophy Eval-Driven Development treats evals as the "unit tests of AI development": Define expected behavior BEFORE implementation Run evals continuously during development Track regressions with each change Use pass@k metrics for reliability measurement Show more Installs 1.6K Repository affaan-m/ecc GitHub Stars 239.2K First Seen May 19, 2026 Security Audits Gen Agent Trust Hub Pass Socket Pass Snyk Warn