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A field guide to the /lens-recon skill

AI Analytics Stack Inventory

Analytics reconnaissance: inventories all analytics tools and integrations, maps which events and metrics are currently tracked and where they are defined, assesses data freshness against business requirements, documents metric definitions where they exist, and produces a coverage map showing what is visible and what is a blind spot.

Lens · Data Analytics & BI4 min readNovember 25, 2025

Reconnaissance is the first thing a senior engineer does on an inherited project: read the lay of the land before changing anything. Skip it and the first change reveals an assumption that turned out to be wrong.

The /lens-recon skill produces the recon for the ulens domain. Analytics reconnaissance: inventories all analytics tools and integrations, maps which events and metrics are currently tracked and where they are defined, assesses data freshness against business requirements, documents metric definitions where they exist, and produces a coverage map showing what is visible and what is a blind spot.

Tonone's /lens-recon skill produces a focused inventory of the ulens domain before changes are made.

Install

/lens-recon ships with the ulens agent in Tonone for Claude Code. Install Tonone via tonone.ai/get-started. Tonone is free and MIT-licensed.

1. Add to marketplace

$ claude plugin marketplace add tonone-ai/tonone

2. Install Lens

$ claude plugin install lens@tonone-ai

Frequently asked questions

What does /lens-recon do?
Analytics reconnaissance: inventories all analytics tools and integrations, maps which events and metrics are currently tracked and where they are defined, assesses data freshness against business requirements, documents metric definitions where they exist, and produces a coverage map showing what is visible and what is a blind spot.
How do I install /lens-recon?
Install Tonone for Claude Code via tonone.ai/get-started. Tonone is free and MIT-licensed.

Pairs well with