{"eval":{"version":"openagentskill-skill-eval-v1","slug":"alphasecio-langchain-decoded","name":"Langchain Decoded","generated_at":"2026-07-04T00:15:07.624Z","task_input":"Evaluate Langchain Decoded before installing it in an AI agent workflow","status":"review","score":63,"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":["Jupyter Notebook","Notebook","Codex","Claude Code","Cursor","OpenAgentSkill CLI","LangChain","CLI"]},"install":{"command":"npx skills add alphasecio/langchain-decoded","ready":true,"policy":"review","safety_label":"Avoid automatic install","targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add alphasecio/langchain-decoded"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Langchain Decoded\" agent skill from https://github.com/alphasecio/langchain-decoded. 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: A companion guide for the blog post series, LangChain Decoded."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Langchain Decoded\" as a Claude Code skill from https://github.com/alphasecio/langchain-decoded. 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: A companion guide for the blog post series, LangChain Decoded."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Langchain Decoded\" from https://github.com/alphasecio/langchain-decoded 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: A companion guide for the blog post series, LangChain Decoded."}]},"trust":{"score":72,"label":"Strong shortlist","version":"trust-score-v4","evidence":{"stars":"143 GitHub stars","repoActivity":"143 stars, 12 forks","lastPushed":"2y since push","license":"MIT","repository":"https://github.com/alphasecio/langchain-decoded","install":"npx skills add alphasecio/langchain-decoded","installSafety":"standard package or runtime install path","permissionSurface":"filesystem or document access","documentation":"Usable metadata, review docs","agentOutcomes":"No agent outcome data yet"}},"audit":{"score":66,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Repository appears stale","Repository looks stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","Recent maintenance: 2y since push"]},"safety_gate":{"score":50,"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"}],"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 Langchain Decoded 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 alphasecio/langchain-decoded"]},{"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 alphasecio/langchain-decoded"]},{"id":"trust_score","label":"Trust score","status":"warn","score":72,"required_for_auto_install":true,"detail":"Good trust signals with a few areas worth checking before rollout.","evidence":["Strong shortlist","143 GitHub stars","MIT"]},{"id":"audit_score","label":"Audit score","status":"warn","score":66,"required_for_auto_install":true,"detail":"Needs review","evidence":["Repository appears stale"]},{"id":"agent_safety_gate","label":"Agent safety gate","status":"warn","score":50,"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":"MIT","evidence":["MIT"]},{"id":"recent_maintenance","label":"Recent maintenance","status":"fail","score":38,"required_for_auto_install":false,"detail":"2y since push","evidence":["2y since push"]},{"id":"permission_surface","label":"Permission surface","status":"pass","score":86,"required_for_auto_install":true,"detail":"filesystem or document access","evidence":["Network access: medium","Filesystem 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","Repository appears stale","Repository looks stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","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","No OpenAgentSkill engagement data yet","Repository appears stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","Recent maintenance: 2y since push"],"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":"alphasecio-langchain-decoded","name":"Langchain Decoded","description":"A companion guide for the blog post series, LangChain Decoded. ","category":"data-analysis","url":"https://www.openagentskill.com/skills/alphasecio-langchain-decoded","repository":"https://github.com/alphasecio/langchain-decoded","github_repo":"alphasecio/langchain-decoded"},"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":["Jupyter Notebook","Notebook","Codex","Claude Code","Cursor","OpenAgentSkill CLI","LangChain","CLI"],"install":{"command":"npx skills add alphasecio/langchain-decoded","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx skills add alphasecio/langchain-decoded"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"Langchain Decoded\" agent skill from https://github.com/alphasecio/langchain-decoded. 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: A companion guide for the blog post series, LangChain Decoded."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"Langchain Decoded\" as a Claude Code skill from https://github.com/alphasecio/langchain-decoded. 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: A companion guide for the blog post series, LangChain Decoded."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"Langchain Decoded\" from https://github.com/alphasecio/langchain-decoded 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: A companion guide for the blog post series, LangChain Decoded."}],"handoff_url":"https://www.openagentskill.com/api/skills/alphasecio-langchain-decoded/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/alphasecio-langchain-decoded"},"trust":{"score":72,"label":"Strong shortlist","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"143 GitHub stars","repoActivity":"143 stars, 12 forks","lastPushed":"2y since push","license":"MIT","repository":"https://github.com/alphasecio/langchain-decoded","install":"npx skills add alphasecio/langchain-decoded","installSafety":"standard package or runtime install path","permissionSurface":"filesystem or document 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","notebook","data","agents","callbacks","chains"],"known_risks":["Repository looks stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","Recent maintenance: 2y since push"]},"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":66,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Repository appears stale","Repository looks stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","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":48,"label":"Needs review"},"supply":{"track":"Coding and developer agents","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":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 require actively maintained dependencies","production agents without a repository review","Repository looks stale","No OpenAgentSkill engagement data yet","Repository appears stale","Quality score needs review","Stars/forks activity: 143 stars, 12 forks; issue activity unavailable in current metadata","Recent maintenance: 2y since push"],"agent_contract":{"task_input":"Evaluate Langchain Decoded 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: 72/100 Strong shortlist","Audit: 66/100 Needs review","Safety: 50/100 Avoid automatic install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"alphasecio-langchain-decoded (Langchain Decoded)","install_command":"npx skills add alphasecio/langchain-decoded","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":"alphasecio-langchain-decoded","task":"Evaluate Langchain Decoded 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/alphasecio-langchain-decoded","api":"https://www.openagentskill.com/api/agent/skills/alphasecio-langchain-decoded","audit":"https://www.openagentskill.com/skills/alphasecio-langchain-decoded/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=alphasecio-langchain-decoded&task=Evaluate%20Langchain%20Decoded%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Langchain%20Decoded%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Evaluate%20Langchain%20Decoded%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/alphasecio-langchain-decoded/install","manifest":"https://www.openagentskill.com/api/registry/manifest/alphasecio-langchain-decoded"}},"endpoints":{"web":"https://www.openagentskill.com/skills/alphasecio-langchain-decoded","api":"https://www.openagentskill.com/api/agent/skills/alphasecio-langchain-decoded","eval":"https://www.openagentskill.com/api/agent/evals?slug=alphasecio-langchain-decoded","audit":"https://www.openagentskill.com/skills/alphasecio-langchain-decoded/audit","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20Langchain%20Decoded%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":"2026-07-04T00:15:07.624Z"}}