Skills and MCP tagged “eval”

google-agents-cli-eval official Google skill Guides testing, dataset setup, and scoring for AI agents via agents-cli. Useful for inspecting failures and running prompt optimization under the Gemini methodology. Claude Code CX Codex Cursor +1 510,000installs eval-driven-dev official github skill Builds end-to-end evaluations for Python applications that call an LLM, from criteria and test data to scored runs. Use it for QA, benchmarks, and investigating wrong responses. GitHub Copilot 3,900installs eval-harness-first Seth Hobson skill Builds the evaluation harness before fine-tuning with goldens, graders, judge calibration, and a base-model baseline. Useful for tracking regressions. Claude Code CX Codex Cursor 2,600installs agents-sdk official OpenAI skill Builds, runs, and tests OpenAI Agents SDK apps from Codex. Turns a prompt, repo, or session into a working agent with tools and eval tests. CX Codex GP ChatGPT 22installs