{"eval":{"version":"openagentskill-skill-eval-v1","slug":"nexu-io-email-marketing","name":"email-marketing","generated_at":"2026-08-24T03:07:58.395Z","task_input":"Evaluate email-marketing before installing it in an AI agent workflow","status":"failed","score":79,"risk_level":"high","decision":{"recommendation":"do_not_auto_install","reason":"Permission surface: secrets or environment access, filesystem or document access","auto_install_allowed":false,"policy":"block","human_review_required":true},"task_fit":{"score":84,"suited_tasks":["Research agents workflows","Claude Code teams","teams that value GitHub adoption signals","Search sources","Extract claims","Synthesize findings","Chunk documents","Create embeddings"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","Browser agents","CLI"]},"install":{"command":"npx skills add nexu-io/open-design --skill email-marketing","ready":true,"policy":"review","safety_label":"Avoid automatic install","targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.2.1/openagentskill-0.2.1.tgz install nexu-io-email-marketing"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"email-marketing\" agent skill from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing. 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"email-marketing\" as a Claude Code skill from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing. 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"email-marketing\" from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}]},"trust":{"score":76,"label":"Strong shortlist","version":"trust-score-v4","evidence":{"stars":"91K GitHub stars","repoActivity":"91K stars, 10K forks","lastPushed":"Pushed today","license":"Apache-2.0","repository":"https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing","install":"npx skills add nexu-io/open-design --skill email-marketing","installSafety":"standard package or runtime install path","permissionSurface":"secrets or environment access, filesystem or document access","documentation":"Strong README/SKILL.md context","agentOutcomes":"No agent outcome data yet"}},"audit":{"score":86,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","The excerpt is truncated; the full SKILL.md may contain additional details, but based on the provided content, the workflow is clear.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"]},"safety_gate":{"score":54,"tier":"experimental","label":"Experimental","auto_install_policy":"review","blocked":false,"permission_hints":[{"id":"browser","label":"Browser automation","reason":"Skill may drive a browser or interact with web pages.","severity":"medium"},{"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":"secrets","label":"Secrets or environment access","reason":"Skill metadata references credentials, tokens, environment variables, or secret-bearing workflows.","severity":"high"}],"policy_warnings":["High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing"]},"checks":[{"id":"task_fit","label":"Task fit","status":"pass","score":84,"required_for_auto_install":true,"detail":"Task wording matches this skill metadata.","evidence":["Evaluate email-marketing before installing it in an AI agent workflow","research","Research agents workflows; Claude Code teams; teams that value GitHub adoption signals"]},{"id":"install_path","label":"Install path","status":"pass","score":92,"required_for_auto_install":true,"detail":"Install handoff is available.","evidence":["npx skills add nexu-io/open-design --skill email-marketing"]},{"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 nexu-io/open-design --skill email-marketing"]},{"id":"trust_score","label":"Trust score","status":"warn","score":76,"required_for_auto_install":true,"detail":"Good trust signals with a few areas worth checking before rollout.","evidence":["Strong shortlist","91K GitHub stars","Apache-2.0"]},{"id":"audit_score","label":"Audit score","status":"warn","score":86,"required_for_auto_install":true,"detail":"Needs review","evidence":["Permission surface may require sandboxing"]},{"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.","High-risk permission hints: Secrets or environment access"]},{"id":"readme_skillmd_completeness","label":"README/SKILL.md completeness","status":"pass","score":86,"required_for_auto_install":false,"detail":"Metadata includes enough usage and workflow context","evidence":["Strong README/SKILL.md context"]},{"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":"pass","score":100,"required_for_auto_install":false,"detail":"Pushed today","evidence":["Pushed today"]},{"id":"permission_surface","label":"Permission surface","status":"fail","score":46,"required_for_auto_install":true,"detail":"secrets or environment access, filesystem or document access","evidence":["Browser automation: medium","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":["mvanhorn-last30days-skill","imbad0202-academic-research-skills","assafelovic-gpt-researcher","alibaba-nlp-deepresearch"]}],"blockers":["Permission surface: secrets or environment access, filesystem or document access"],"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.","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","The excerpt is truncated; the full SKILL.md may contain additional details, but based on the provided content, the workflow is clear.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"],"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","production agents without a repository review","The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","The excerpt is truncated; the full SKILL.md may contain additional details, but based on the provided content, the workflow is clear.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"],"alternatives":[{"slug":"mvanhorn-last30days-skill","name":"Last30days Skill","url":"https://www.openagentskill.com/skills/mvanhorn-last30days-skill","stars":53509,"install_command":"npx skills add mvanhorn/last30days-skill -g","trust_score":93,"audit_score":95},{"slug":"imbad0202-academic-research-skills","name":"Academic Research Skills","url":"https://www.openagentskill.com/skills/imbad0202-academic-research-skills","stars":38374,"install_command":"npx skills add Imbad0202/academic-research-skills","trust_score":89,"audit_score":91},{"slug":"assafelovic-gpt-researcher","name":"GPT Researcher","url":"https://www.openagentskill.com/skills/assafelovic-gpt-researcher","stars":27966,"install_command":"npx skills add assafelovic/gpt-researcher","trust_score":85,"audit_score":90},{"slug":"alibaba-nlp-deepresearch","name":"DeepResearch","url":"https://www.openagentskill.com/skills/alibaba-nlp-deepresearch","stars":19832,"install_command":"npx skills add Alibaba-NLP/DeepResearch","trust_score":89,"audit_score":90}],"machine_metadata":{"version":"openagentskill-agent-metadata-v2","skill":{"slug":"nexu-io-email-marketing","name":"email-marketing","description":"A brand product-launch email — masthead with wordmark, hero image block,\nheadline lockup with skewed-italic accent, body copy, primary CTA, and a\nspecifications grid. Pure HTML email layout (centered single column, table\nfallback). Use when the brief asks for an \"email\", \"newsletter blast\",\n\"MJML\", \"product launch email\", or \"email template\".","category":"research","url":"https://www.openagentskill.com/skills/nexu-io-email-marketing","repository":"https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing","github_repo":"nexu-io/open-design"},"suited_tasks":["Research agents workflows","Claude Code teams","teams that value GitHub adoption signals","Search sources","Extract claims","Synthesize findings","Chunk documents","Create embeddings"],"suited_agents":["Codex","Claude Code","Cursor","OpenAgentSkill CLI","Browser agents","CLI"],"install":{"command":"npx skills add nexu-io/open-design --skill email-marketing","ready":true,"targets":[{"id":"openagentskill-cli","label":"CLI","kind":"command","value":"npx --yes https://github.com/Leon-Drq/openagentskill/releases/download/cli-v0.2.1/openagentskill-0.2.1.tgz install nexu-io-email-marketing"},{"id":"codex","label":"Codex","kind":"agent-prompt","value":"Install the \"email-marketing\" agent skill from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing. 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"codex\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"claude-code","label":"Claude Code","kind":"agent-prompt","value":"Add \"email-marketing\" as a Claude Code skill from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing. 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"claude-code\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."},{"id":"cursor","label":"Cursor","kind":"agent-prompt","value":"Turn \"email-marketing\" from https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing 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 brand product-launch email — masthead with wordmark, hero image block, headline lockup with skewed-italic accent, body copy, primary CTA, and a specifications grid. Pure HTML email layout (centered single column, table fallback). Use when the brief asks for an \"email\", \"newsletter blast\", \"MJML\", \"product launch email\", or \"email template\". After the install attempt, report the result to https://www.openagentskill.com/api/agent/outcome with POST JSON {\"event_id\":\"install_<unique-id>\",\"skill_slug\":\"nexu-io-email-marketing\",\"task\":\"Install email-marketing\",\"agent\":\"cursor\",\"outcome\":\"success\",\"install_used\":true}. Replace event_id with a unique value and outcome with success or failed. Report success only after the skill is installed and a minimal verification passes."}],"handoff_url":"https://www.openagentskill.com/api/skills/nexu-io-email-marketing/install","manifest_url":"https://www.openagentskill.com/api/registry/manifest/nexu-io-email-marketing"},"trust":{"score":76,"label":"Strong shortlist","version":"trust-score-v4","install_policy":"human_review_before_install","evidence":{"stars":"91K GitHub stars","repoActivity":"91K stars, 10K forks","lastPushed":"Pushed today","license":"Apache-2.0","repository":"https://github.com/nexu-io/open-design/tree/main/design-templates/email-marketing","install":"npx skills add nexu-io/open-design --skill email-marketing","installSafety":"standard package or runtime install path","permissionSurface":"secrets or environment access, filesystem or document access","documentation":"Strong README/SKILL.md context","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":["research","agent-skill"],"known_risks":["The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"]},"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":86,"risk_level":"needs_review","risk_label":"Needs review","warnings":["Permission surface may require sandboxing","The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","The excerpt is truncated; the full SKILL.md may contain additional details, but based on the provided content, the workflow is clear.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"]},"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":95,"label":"Excellent"},"supply":{"track":"Research and knowledge work","scenario":"Research agents","maintenance":"Pushed today","risk":"Needs review"},"alternative_skills":[{"slug":"mvanhorn-last30days-skill","name":"Last30days Skill","url":"https://www.openagentskill.com/skills/mvanhorn-last30days-skill","stars":53509,"install_command":"npx skills add mvanhorn/last30days-skill -g","trust_score":93,"audit_score":95},{"slug":"imbad0202-academic-research-skills","name":"Academic Research Skills","url":"https://www.openagentskill.com/skills/imbad0202-academic-research-skills","stars":38374,"install_command":"npx skills add Imbad0202/academic-research-skills","trust_score":89,"audit_score":91},{"slug":"assafelovic-gpt-researcher","name":"GPT Researcher","url":"https://www.openagentskill.com/skills/assafelovic-gpt-researcher","stars":27966,"install_command":"npx skills add assafelovic/gpt-researcher","trust_score":85,"audit_score":90},{"slug":"alibaba-nlp-deepresearch","name":"DeepResearch","url":"https://www.openagentskill.com/skills/alibaba-nlp-deepresearch","stars":19832,"install_command":"npx skills add Alibaba-NLP/DeepResearch","trust_score":89,"audit_score":90}],"do_not_use_when":["teams that need a vendor-supported SLA","production agents without a repository review","The SKILL.md mentions 'table fallback' in the description but the workflow does not describe how to implement table-based layout for email clients that require it.","High-risk permission hints: Secrets or environment access","Permission surface may require sandboxing","The excerpt is truncated; the full SKILL.md may contain additional details, but based on the provided content, the workflow is clear.","Permission surface needs review: secrets or environment access, filesystem or document access","Permission surface: secrets or environment access, filesystem or document access"],"agent_contract":{"task_input":"Evaluate email-marketing 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: 76/100 Strong shortlist","Audit: 86/100 Needs review","Safety: 54/100 Avoid automatic install","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"nexu-io-email-marketing (email-marketing)","install_command":"npx skills add nexu-io/open-design --skill email-marketing","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":"nexu-io-email-marketing","task":"Evaluate email-marketing 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/nexu-io-email-marketing","api":"https://www.openagentskill.com/api/agent/skills/nexu-io-email-marketing","audit":"https://www.openagentskill.com/skills/nexu-io-email-marketing/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=nexu-io-email-marketing&task=Evaluate%20email-marketing%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20email-marketing%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Evaluate%20email-marketing%20before%20installing%20it%20in%20an%20AI%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/nexu-io-email-marketing/install","manifest":"https://www.openagentskill.com/api/registry/manifest/nexu-io-email-marketing"}},"endpoints":{"web":"https://www.openagentskill.com/skills/nexu-io-email-marketing","api":"https://www.openagentskill.com/api/agent/skills/nexu-io-email-marketing","eval":"https://www.openagentskill.com/api/agent/evals?slug=nexu-io-email-marketing","audit":"https://www.openagentskill.com/skills/nexu-io-email-marketing/audit","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Evaluate%20email-marketing%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":"2026-08-24T03:07:58.396Z"}}