The library

analytics · Solo founder or analyst setting up analytics for the first time — provides tool recommendation by stage, event naming conventions, core metrics framework, and GA4 setup checklist to track decisions not dashboards.

tracking · Content marketer or analyst tracking article ROI via CTA clicks and funnel attribution — sets up user ID for cross-session tracking, event naming convention for consistency, and conversion marking for multi-touch attribution.

analytics-insights · Reconstructing metrics from scratch after privacy regulation or preparing for board reporting

data-analysis · When you have structured business data and need decision-quality analysis that separates observation from interpretation.

attribution-modeling · When you need to move beyond last-touch attribution to understand which channels truly drive conversions.

analytics-tracking · Finding why metrics don't match between platforms (GA4 vs ad account) before rebuilding reporting

traffic · Growth leads doing monthly channel performance reviews and trying to understand where unattributed Direct traffic actually comes from.

google-search-console · SEO managers doing monthly monitoring of search visibility and title/meta optimization, who need to prioritize which pages to optimize first.

data-analysis-standard · Explaining unexpected metric movements before escalating to leadership; answers 'what changed, why, so what, now what' for any metric problem.

ai-traffic · Growth marketers trying to understand the new AI-driven referral channel and separate it from traditional organic/referral attribution.

google-analytics · Identifying traffic bottlenecks and top-performing pages when you have GA4 set up and need programmatic reporting vs manual dashboard clicks

analytics-tracking · Startups building analytics infrastructure correctly from scratch or teams auditing data quality before strategic decisions.

sql-queries · Rapid SQL generation when analysts need queries without manual syntax work, especially for schema-heavy databases or multiple dialect support.

dividend-growth-pullback-screener · Long-term dividend growth investors who want to combine fundamental 12%+ dividend CAGR with technical entry timing (RSI pullback), keeping cost basis low by catching temporary weakness in quality names.

product-health-analysis · Weekly or monthly health check shared with leadership; forces discipline to separate metrics that matter from noise, and to answer 'so what' before recommending action.

company-research · Automate company research reviews with structured output and validation.

build-dashboard · Creating executive dashboards that work completely offline with embedded data and no server dependencies.

attribution-model · Marketing teams trying to allocate budget based on actual channel contribution instead of last-click bias, where sales cycle complexity requires multi-touch view.

dashboard-builder · Founders who have data but no visibility into it, and need a single-file dashboard they can open in a browser and immediately see the state of their business without loading Mixpanel/Tableau/BI tool.

experiment-designer · Any decision backed by A/B test; forces pre-commitment to success criteria, prevents peeking and goalpost movement, separates statistical from practical significance.

campaign-analytics · Demand-gen and growth teams running multi-channel campaigns who need deterministic attribution without external API dependencies.

create-dashboard · Assembling a quick real-time monitoring dashboard that reads from an agent's database when one exists — not for complex multi-database UX or heavy interactivity.

comparison-analysis · Quick categorical comparison analysis when data is spread across Excel sheets and visual charts (bar + pie) help identify distribution patterns.

attribution-report · Marketing leaders defending budget allocation to executives, where multi-touch comparison reveals that last-click dramatically undercredits awareness and consideration channels.

metrics-track · Social media teams who need weekly measurement before generating performance reports or adjusting content strategy.

SKILL · Automated data quality gates in ML pipelines with both fast rule checks and semantic LLM scoring

trader-risk · Risk management for traders when you need VaR, position sizing, and circuit breaker alerts in one command.

sqlite-incremental-reconcile · When sqlite-incremental-reconcile is needed before shipping or in production.

server-pdf · When server-pdf is needed before shipping or in production.

evaluate-model · Standardized model evaluation reporting post-training.

generate-report · Creating shareable experiment summaries for stakeholder review.

run-pipeline · Reproducible end-to-end execution after configuration or code changes.

firecrawl-mcp · When large-scale web scraping or extraction is needed beyond simple HTTP fetch.

postgres-mcp · When agents need direct database access for queries or mutations.

cheap-summarizer · When this specialized capability is required.

github-repo · When this specialized capability is required.

site-status · When this specialized capability is required.

trending · When this specialized capability is required.

usdc-summarize · When this specialized capability is required.

whois-lookup · Verifying domain ownership history, checking expiration dates, or extracting registrar and nameserver info for domain takeover assessment.

modal · Running heavy compute (ML training, data processing), GPU-dependent code, or untrusted code in safe isolation without local GPU procurement or Docker management.

prediction-markets · Getting real-time event probabilities and comparing prices across venues

rpc · Low-level blockchain reads where native library integration is overkill

surf · Quick wallet/contract state snapshots without running full indexing

query-onchain-data · Querying decoded blocks, transactions, and events on Base via standardized SQL without running a local full node.

ultraresearch · When you need maximum-saturation research across every available source.

airflow-dag-patterns · Teams automating repetitive tasks while maintaining control over execution and output quality.

after_skill · Automating post-work tasks like syncing, cleanup, or notifications

backtesting-frameworks · Validating trading strategies when look-ahead bias, survivorship bias, and transaction costs must be accounted for.

benchmark · Catching performance regressions in real browser metrics before and after code changes or before shipping.