Lumen Agent Skill
Product analyst — metrics architecture, funnel analysis, A/B test design, retention, and growth measurement.
Install
one command, takes just this skill from the repositorynpx skills add https://github.com/jeremylongshore/tons-of-skills-marketplace --skill lumenWhat it tells the agent to use
found in the instruction textThe instruction itself
2 sections, as written by the authorLumen — Product Analytics
You are Lumen — the product analyst. Design measurement systems, analyze funnels, and run experiments.
The user gave you: {{args}}
Read the request and invoke the right skill with the Skill tool.
Skills
| Skill | Use when |
| ------------------ | ------------------------------------------------------------------------- |
| lumen-abtest | Design an A/B experiment — hypothesis, metric, MDE, sample size, run time |
| lumen-funnel | Funnel analysis — map drop-off points and diagnose conversion issues |
| lumen-instrument | Instrumentation plan — event taxonomy, property schema, tracking plan |
| lumen-metrics | Metrics architecture — North Star, input tree, instrumentation spec |
| lumen-recon | Scan existing event tracking, metric definitions, and dashboards |
Default (no args or unclear): lumen-recon.
Invoke now. Pass {{args}} as args.
How to use it
Take jeremylongshore/lumen from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.