{"eval":{"version":"openagentskill-skill-eval-v1","slug":"josephmachado-data-engineering-for-beginners-code","name":"Data Engineering For Beginners Code","generated_at":"2026-07-03T22:54:43.319Z","task_input":"Evaluate Data Engineering For Beginners Code before installing it in an AI agent workflow","status":"review","score":69,"risk_level":"medium","decision":{"recommendation":"manual_review","reason":"Test manually in an isolated workspace and compare against safer alternatives.","auto_install_allowed":false,"policy":"review","human_review_required":true},"task_fit":{"score":94,"suited_tasks":["Coding agents workflows","Claude Code teams","builders willing to evaluate younger projects","Inspect source files","Explain architecture","Patch bugs and verify changes","Chunk documents","Create embeddings"],"suited_agents":["HTML","SQL","Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"]},"install":{"command":"npx skills add josephmachado/data_engineering_for_beginners_code","ready":true,"policy":"review","safety_label":"Avoid automatic install","targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add josephmachado/data_engineering_for_beginners_code"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Data Engineering For Beginners Code\" agent skill from https://github.com/josephmachado/data_engineering_for_beginners_code. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Data Engineering For Beginners Code\" as a Claude Code skill from https://github.com/josephmachado/data_engineering_for_beginners_code. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Data Engineering For Beginners Code\" from https://github.com/josephmachado/data_engineering_for_beginners_code into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"}]},"trust":{"score":73,"label":"Strong shortlist","version":"trust-score-v4","evidence":{"stars":"111 GitHub stars","repoActivity":"111 stars, 785 forks","lastPushed":"4mo since push","license":"Unknown","repository":"https://github.com/josephmachado/data_engineering_for_beginners_code","install":"npx skills add josephmachado/data_engineering_for_beginners_code","installSafety":"standard package or runtime install path","permissionSurface":"filesystem or document access, database access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"}},"audit":{"score":74,"risk_level":"needs_review","risk_label":"Needs review","warnings":["License is unclear","Quality score needs review","License clarity: Unknown"]},"safety_gate":{"score":54,"tier":"experimental","label":"Experimental","auto_install_policy":"review","blocked":false,"permission_hints":[{"id":"network","label":"Network access","reason":"Skill likely fetches remote pages, APIs, repositories, or external services.","severity":"medium"},{"id":"filesystem","label":"Filesystem access","reason":"Skill may read or write project files, documents, generated artifacts, or local workspace state.","severity":"medium"},{"id":"database","label":"Database access","reason":"Skill may inspect schemas, query databases, or work with persistent stores.","severity":"medium"}],"policy_warnings":["License is unclear"]},"checks":[{"id":"task_fit","label":"Task fit","status":"pass","score":94,"required_for_auto_install":true,"detail":"Task wording matches this skill metadata.","evidence":["Evaluate Data Engineering For Beginners Code before installing it in an AI agent workflow","data-analysis","Coding agents workflows; Claude Code teams; builders willing to evaluate younger projects"]},{"id":"install_path","label":"Install path","status":"pass","score":92,"required_for_auto_install":true,"detail":"Install handoff is available.","evidence":["npx skills add josephmachado/data_engineering_for_beginners_code"]},{"id":"install_safety","label":"Install command safety","status":"pass","score":92,"required_for_auto_install":true,"detail":"standard package or runtime install path","evidence":["npx skills add josephmachado/data_engineering_for_beginners_code"]},{"id":"trust_score","label":"Trust score","status":"warn","score":73,"required_for_auto_install":true,"detail":"Good trust signals with a few areas worth checking before rollout.","evidence":["Strong shortlist","111 GitHub stars","Unknown"]},{"id":"audit_score","label":"Audit score","status":"warn","score":74,"required_for_auto_install":true,"detail":"Needs review","evidence":["License is unclear"]},{"id":"agent_safety_gate","label":"Agent safety gate","status":"warn","score":54,"required_for_auto_install":true,"detail":"Sparse or mixed signals. Useful for discovery, but not for autonomous installation.","evidence":["Test manually in an isolated workspace and compare against safer alternatives.","License is unclear"]},{"id":"readme_skillmd_completeness","label":"README/SKILL.md completeness","status":"warn","score":74,"required_for_auto_install":false,"detail":"Public metadata needs stronger README/SKILL.md context","evidence":["Usable metadata, review docs"]},{"id":"license_clarity","label":"License clarity","status":"warn","score":42,"required_for_auto_install":true,"detail":"Unknown","evidence":["Unknown"]},{"id":"recent_maintenance","label":"Recent maintenance","status":"warn","score":76,"required_for_auto_install":false,"detail":"4mo since push","evidence":["4mo since push"]},{"id":"permission_surface","label":"Permission surface","status":"warn","score":74,"required_for_auto_install":true,"detail":"filesystem or document access, database access","evidence":["Network access: medium","Filesystem access: medium","Database access: medium"]},{"id":"alternatives","label":"Alternatives available","status":"pass","score":82,"required_for_auto_install":false,"detail":"Alternative skills are available for comparison.","evidence":["d3-d3","grafana-grafana","apache-superset","apache-echarts"]}],"blockers":[],"warnings":["Trust score: Good trust signals with a few areas worth checking before rollout.","Audit score: Needs review","Agent safety gate: Sparse or mixed signals. Useful for discovery, but not for autonomous installation.","README/SKILL.md completeness: Public metadata needs stronger README/SKILL.md context","License clarity: Unknown","Recent maintenance: 4mo since push","Permission surface: filesystem or document access, database access","License is unclear","Quality score needs review"],"validation_plan":["Inspect repository, README/SKILL.md, license, and recent commits before production use.","Install in an isolated workspace or sandbox with no production secrets available.","Run the smallest representative task and record files touched, commands run, network access, and outputs.","Compare the selected skill against at least one alternative when the eval status is review or failed.","Promote only after the agent reports a successful verification result and unresolved warnings are accepted."],"do_not_use_when":["teams that need a vendor-supported SLA","high-compliance environments without internal security review","No major risk signals from current metadata","License is unclear","Quality score needs review","License clarity: Unknown","Production credentials, payments, or irreversible account changes without explicit human review","Sensitive private data before reviewing repository code, license, and permission surface"],"alternatives":[{"slug":"d3-d3","name":"D3","url":"https://www.openagentskill.com/skills/d3-d3","stars":113096,"install_command":"npx skills add d3/d3","trust_score":89,"audit_score":91},{"slug":"grafana-grafana","name":"Grafana","url":"https://www.openagentskill.com/skills/grafana-grafana","stars":74422,"install_command":"npx skills add grafana/grafana","trust_score":92,"audit_score":94},{"slug":"apache-superset","name":"Superset","url":"https://www.openagentskill.com/skills/apache-superset","stars":73285,"install_command":"npx skills add apache/superset","trust_score":92,"audit_score":95},{"slug":"apache-echarts","name":"Echarts","url":"https://www.openagentskill.com/skills/apache-echarts","stars":66600,"install_command":"npx skills add apache/echarts","trust_score":91,"audit_score":92}],"machine_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"josephmachado-data-engineering-for-beginners-code","name":"Data Engineering For Beginners Code","description":"Code for DE101 book at https://de101.startdataengineering.com/","category":"data-analysis","url":"https://www.openagentskill.com/skills/josephmachado-data-engineering-for-beginners-code","repository":"https://github.com/josephmachado/data_engineering_for_beginners_code","github_repo":"josephmachado/data_engineering_for_beginners_code"},"suited_tasks":["Coding agents workflows","Claude Code teams","builders willing to evaluate younger projects","Inspect source files","Explain architecture","Patch bugs and verify changes","Chunk documents","Create embeddings"],"suited_agents":["HTML","SQL","Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"],"install":{"command":"npx skills add josephmachado/data_engineering_for_beginners_code","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add josephmachado/data_engineering_for_beginners_code"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Data Engineering For Beginners Code\" agent skill from https://github.com/josephmachado/data_engineering_for_beginners_code. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Data Engineering For Beginners Code\" as a Claude Code skill from https://github.com/josephmachado/data_engineering_for_beginners_code. Inspect the skill instructions, place the reusable skill files in the appropriate local skills location for this project, and report the activation steps. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Data Engineering For Beginners Code\" from https://github.com/josephmachado/data_engineering_for_beginners_code into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: Code for DE101 book at https://de101.startdataengineering.com/"}],"handoff_url":"https://www.openagentskill.com/api/skills/josephmachado-data-engineering-for-beginners-code/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/josephmachado-data-engineering-for-beginners-code"},"trust":{"score":73,"label":"Strong shortlist","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"111 GitHub stars","repoActivity":"111 stars, 785 forks","lastPushed":"4mo since push","license":"Unknown","repository":"https://github.com/josephmachado/data_engineering_for_beginners_code","install":"npx skills add josephmachado/data_engineering_for_beginners_code","installSafety":"standard package or runtime install path","permissionSurface":"filesystem or document access, database access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"},"outcome_evidence":{"total":0,"successes":0,"failures":0,"not_relevant":0,"success_rate":null,"recent_success_rate":null,"recent_failure_rate":null,"install_attempts":0,"install_success_rate":null,"risk_blocked":0,"setup_required":0,"avg_output_quality":null,"production_outcomes":0,"last_outcome_at":null,"label":"No agent outcome data yet"},"auto_install":{"allowed":false,"sandbox_required":true,"reason":"Human review or sandbox validation is required before automatic installation."},"best_for":["data-analysis","sql","data","airflow","dbt","python"],"known_risks":["License is unclear","Quality score needs review","License clarity: Unknown"]},"agent_proven":{"version":"agent-proven-v1","score":0,"tier":"unproven","label":"Needs first agent run","summary":"No agent outcome reports yet. Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"audit":{"score":74,"risk_level":"needs_review","risk_label":"Needs review","warnings":["License is unclear","Quality score needs review","License clarity: Unknown"]},"safety_gate":{"tier":"experimental","label":"Experimental","auto_install_policy":"review","auto_install_allowed":false,"human_review_required":true,"blocked":false,"recommended_action":"Test manually in an isolated workspace and compare against safer alternatives."},"quality":{"score":63,"label":"Promising"},"supply":{"track":"Coding and developer agents","scenario":"Coding agents","maintenance":"4mo since push","risk":"Needs review"},"alternative_skills":[{"slug":"d3-d3","name":"D3","url":"https://www.openagentskill.com/skills/d3-d3","stars":113096,"install_command":"npx skills add d3/d3","trust_score":89,"audit_score":91},{"slug":"grafana-grafana","name":"Grafana","url":"https://www.openagentskill.com/skills/grafana-grafana","stars":74422,"install_command":"npx skills add grafana/grafana","trust_score":92,"audit_score":94},{"slug":"apache-superset","name":"Superset","url":"https://www.openagentskill.com/skills/apache-superset","stars":73285,"install_command":"npx skills add apache/superset","trust_score":92,"audit_score":95},{"slug":"apache-echarts","name":"Echarts","url":"https://www.openagentskill.com/skills/apache-echarts","stars":66600,"install_command":"npx skills add apache/echarts","trust_score":91,"audit_score":92}],"do_not_use_when":["teams that need a vendor-supported SLA","high-compliance environments without internal security review","No major risk signals from current metadata","License is unclear","Quality score needs review","License clarity: Unknown","Production credentials, payments, or irreversible account changes without explicit human review","Sensitive private data before reviewing repository code, license, and permission surface"],"agent_contract":{"task_input":"Evaluate Data Engineering For Beginners Code before installing it in an AI agent workflow","recommended_action":"Test manually in an isolated workspace and compare against safer alternatives.","install_policy":"review","minimum_review_before_use":["Trust: 73/100 Strong shortlist","Audit: 74/100 Needs review","Safety: 54/100 Avoid automatic install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"josephmachado-data-engineering-for-beginners-code (Data Engineering For Beginners Code)","install_command":"npx skills add josephmachado/data_engineering_for_beginners_code","risk_summary":"Needs review; Experimental; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"outcome_feedback":{"endpoint":"https://www.openagentskill.com/api/agent/outcome","method":"POST","requires_resolve_event_id":true,"event_id_source":"Use install_receipt.outcome_feedback.event_id or feedback.event_id returned by /api/agent/resolve for the current task.","expected_outcomes":["success","failed","not_relevant","blocked_by_risk","setup_required"],"payload_template":{"event_id":"<install_receipt.outcome_feedback.event_id or feedback.event_id from /api/agent/resolve>","skill_slug":"josephmachado-data-engineering-for-beginners-code","task":"Evaluate Data Engineering For Beginners Code before installing it in an AI agent workflow","agent":"codex","outcome":"success","install_used":true,"risk_blocked":false,"setup_required":false,"task_success":true,"output_quality":4,"error_type":null,"human_review_required":false,"workspace":"sandbox","time_to_useful_ms":120000,"notes":"Report the smallest successful task, setup friction, files touched, and risk notes."}},"endpoints":{"web":"https://www.openagentskill.com/skills/josephmachado-data-engineering-for-beginners-code","api":"https://www.openagentskill.com/api/agent/skills/josephmachado-data-engineering-for-beginners-code","audit":"https://www.openagentskill.com/skills/josephmachado-data-engineering-for-beginners-code/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=josephmachado-data-engineering-for-beginners-code&task=Evaluate%20Data%20Engineering%20For%20Beginners%20Code%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Data%20Engineering%20For%20Beginners%20Code%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Evaluate%20Data%20Engineering%20For%20Beginners%20Code%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/josephmachado-data-engineering-for-beginners-code/install","manifest":"https://www.openagentskill.com/api/registry/manifest/josephmachado-data-engineering-for-beginners-code"}},"endpoints":{"web":"https://www.openagentskill.com/skills/josephmachado-data-engineering-for-beginners-code","api":"https://www.openagentskill.com/api/agent/skills/josephmachado-data-engineering-for-beginners-code","eval":"https://www.openagentskill.com/api/agent/evals?slug=josephmachado-data-engineering-for-beginners-code","audit":"https://www.openagentskill.com/skills/josephmachado-data-engineering-for-beginners-code/audit","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Data%20Engineering%20For%20Beginners%20Code%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium"}},"meta":{"endpoint":"/api/agent/evals","mode":"skill_eval","purpose":"Pre-install eval contract for a single skill. Agents should read this before installing a reusable skill.","generated_at":"2026-07-03T22:54:43.319Z"}}