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promptfoo-evals

promptfoo/promptfooPlugin

Teaches AI coding agents to create and maintain promptfoo eval suites. Encodes best practices like deterministic assertions first, file-based test organization, correct environment variable syntax, and proper hallucination/faithfulness checks. Includes a cheatsheet covering 30+ assertion types, provider patterns for OpenAI/Anthropic/Google/Bedrock/HTTP/Python/JS, and test patterns for JSON validation, dataset-driven scaling, and CI-friendly runs.

ScannedPluginSource: Anthropic community marketplace
26,824 stars Updated today License MIT
96popular

Why this score

Stars31/35
Usage (forks)15/15
Upkeep25/25
License15/15
Owner history10/10

Popularity score: 96/100 from public GitHub signals only. It shows how widely used and maintained this is, not how well it works. Not included yet: the fake-star check. The security scan is shown separately and doesn't change the score. How we rank

Security

Scanned Oct 22, 2026 at commit 253bd92a44f5, with Cisco's open-source skill-scanner.

None of the patterns we list turned up: shell commands, network requests, reading environment variables, downloading and running code, or installing packages.

A scan lists patterns in the code. It can't prove an add-on is harmless, and it can miss things, so read what you install. How we scan

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