{"slug":"vellum-ai-app-builder","source_name":"vellum-ai/app-builder","name":"Vellum AI/App Builder","description":"Build and edit small, personal visual tools and artifacts — dashboards, trackers, calculators, data visualizations, charts, simple landing pages, and slide decks the user wants for THEMSELVES. This is the right skill whenever the user asks to \"visualize this,\" \"make a chart,\" or \"build an artifact\" for their own use, or to edit an app they already built here. Do NOT reach for a ui_show dynamic_page to fake an artifact — build a real persistent app here. A one-off diagram, chart, or explainer tha","version":2,"lift":{"pass_rate_delta_pts":26.09,"pass_rate_pct":52.2,"total_cases":23,"passed_cases":12,"tokens_delta_pct":256.3,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-09T17:01:16.112113+00:00"},"skill_score":0.5217,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":26.09,"with_pass_pct":52.2,"without_pass_pct":26.1,"tokens_delta_pct":256.3,"turns_delta_pct":0,"total_cases":23,"cases_aggregated":13,"verdict":"mixed","never_hurt":false,"completed_at":"2026-08-09T17:01:16.112113+00:00","run_id":"ed47e8b9-2b6a-40ab-8570-778a57b70ab6","version_number":2,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"MIT","install_count":0,"manifest_hash":"0582929a3010325bdde6b8563c816f1157ec94f7d388e6f79a1ccd550198fefd","raw_url":"https://app.decimal.ai/s/vellum-ai-app-builder/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/vellum-ai-app-builder"}