{"eval":{"version":"openagentskill-skill-eval-v1","slug":"harbby-sylph","name":"Sylph","generated_at":"2026-06-23T04:22:41.029Z","task_input":"Evaluate Sylph before installing it in an AI agent workflow","status":"review","score":61,"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":["Java","SQL","Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"]},"install":{"command":"npx skills add harbby/sylph","ready":true,"policy":"review","safety_label":"Avoid automatic install","targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add harbby/sylph"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Sylph\" agent skill from https://github.com/harbby/sylph. 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: Stream computing platform for bigdata"},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Sylph\" as a Claude Code skill from https://github.com/harbby/sylph. 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: Stream computing platform for bigdata"},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Sylph\" from https://github.com/harbby/sylph 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: Stream computing platform for bigdata"}]},"trust":{"score":70,"label":"Manual review","version":"trust-score-v4","evidence":{"stars":"406 GitHub stars","repoActivity":"406 stars, 170 forks","lastPushed":"2y since push","license":"Apache-2.0","repository":"https://github.com/harbby/sylph","install":"npx skills add harbby/sylph","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":63,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Repository appears stale","Repository looks stale","Quality score needs review","Recent maintenance: 2y since push"]},"safety_gate":{"score":43,"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":["Repository appears stale"]},"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 Sylph 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 harbby/sylph"]},{"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 harbby/sylph"]},{"id":"trust_score","label":"Trust score","status":"warn","score":70,"required_for_auto_install":true,"detail":"Potentially useful, but at least one trust signal needs human inspection.","evidence":["Manual review","406 GitHub stars","Apache-2.0"]},{"id":"audit_score","label":"Audit score","status":"warn","score":63,"required_for_auto_install":true,"detail":"Needs review","evidence":["Repository appears stale"]},{"id":"agent_safety_gate","label":"Agent safety gate","status":"warn","score":43,"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.","Repository appears stale"]},{"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":"pass","score":86,"required_for_auto_install":true,"detail":"Apache-2.0","evidence":["Apache-2.0"]},{"id":"recent_maintenance","label":"Recent maintenance","status":"fail","score":22,"required_for_auto_install":false,"detail":"2y since push","evidence":["2y 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: Potentially useful, but at least one trust signal needs human inspection.","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","Permission surface: filesystem or document access, database access","Repository appears stale","Repository looks stale","Quality score needs review","Recent maintenance: 2y since push"],"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 require actively maintained dependencies","production agents without a repository review","Repository looks stale","Repository appears stale","Quality score needs review","Recent maintenance: 2y since push","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":92,"audit_score":94},{"slug":"grafana-grafana","name":"Grafana","url":"https://www.openagentskill.com/skills/grafana-grafana","stars":74422,"install_command":"npx skills add grafana/grafana","trust_score":94,"audit_score":95},{"slug":"apache-superset","name":"Superset","url":"https://www.openagentskill.com/skills/apache-superset","stars":73285,"install_command":"npx skills add apache/superset","trust_score":93,"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":94,"audit_score":95}],"machine_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"harbby-sylph","name":"Sylph","description":"Stream computing platform for bigdata","category":"data-analysis","url":"https://www.openagentskill.com/skills/harbby-sylph","repository":"https://github.com/harbby/sylph","github_repo":"harbby/sylph"},"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":["Java","SQL","Codex","Claude Code","Cursor","OpenAgentSkill CLI","CLI"],"install":{"command":"npx skills add harbby/sylph","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add harbby/sylph"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Sylph\" agent skill from https://github.com/harbby/sylph. 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: Stream computing platform for bigdata"},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Sylph\" as a Claude Code skill from https://github.com/harbby/sylph. 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: Stream computing platform for bigdata"},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Sylph\" from https://github.com/harbby/sylph 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: Stream computing platform for bigdata"}],"handoff_url":"https://www.openagentskill.com/api/skills/harbby-sylph/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/harbby-sylph"},"trust":{"score":70,"label":"Manual review","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"406 GitHub stars","repoActivity":"406 stars, 170 forks","lastPushed":"2y since push","license":"Apache-2.0","repository":"https://github.com/harbby/sylph","install":"npx skills add harbby/sylph","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,"success_rate":null,"install_attempts":0,"risk_blocked":0,"setup_required":0,"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","big-data","flink","java"],"known_risks":["Repository looks stale","Quality score needs review","Recent maintenance: 2y since push"]},"audit":{"score":63,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Repository appears stale","Repository looks stale","Quality score needs review","Recent maintenance: 2y since push"]},"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":52,"label":"Needs review"},"supply":{"track":"Data, BI, and analytics","scenario":"Coding agents","maintenance":"2y 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":92,"audit_score":94},{"slug":"grafana-grafana","name":"Grafana","url":"https://www.openagentskill.com/skills/grafana-grafana","stars":74422,"install_command":"npx skills add grafana/grafana","trust_score":94,"audit_score":95},{"slug":"apache-superset","name":"Superset","url":"https://www.openagentskill.com/skills/apache-superset","stars":73285,"install_command":"npx skills add apache/superset","trust_score":93,"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":94,"audit_score":95}],"do_not_use_when":["teams that require actively maintained dependencies","production agents without a repository review","Repository looks stale","Repository appears stale","Quality score needs review","Recent maintenance: 2y since push","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 Sylph 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: 70/100 Manual review","Audit: 63/100 Needs review","Safety: 43/100 Avoid automatic install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"harbby-sylph (Sylph)","install_command":"npx skills add harbby/sylph","risk_summary":"Needs review; Experimental; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"endpoints":{"web":"https://www.openagentskill.com/skills/harbby-sylph","api":"https://www.openagentskill.com/api/agent/skills/harbby-sylph","audit":"https://www.openagentskill.com/skills/harbby-sylph/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=harbby-sylph&task=Evaluate%20Sylph%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Sylph%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium","install":"https://www.openagentskill.com/api/skills/harbby-sylph/install","manifest":"https://www.openagentskill.com/api/registry/manifest/harbby-sylph"}},"endpoints":{"web":"https://www.openagentskill.com/skills/harbby-sylph","api":"https://www.openagentskill.com/api/agent/skills/harbby-sylph","eval":"https://www.openagentskill.com/api/agent/evals?slug=harbby-sylph","audit":"https://www.openagentskill.com/skills/harbby-sylph/audit","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Sylph%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":"2026-06-23T04:22:41.029Z"}}