Use before shipping any agent, prompt, model or tool change, or when a pass-rate drop needs a verdict. Runs repeated trials, gates candidate vs baseline with paired statistics in regression_gate.py, checks tool-call trajectories and finds flaky cases.
94%
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The canonical home for this skill is agent-regression-evals in alirezarezvani/claude-skills
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tessl scenario generatetessl eval runalirezarezvani/claude-skills
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