# Source footprint report command

The command prints a report by default and saves one only to an explicit destination. Its bytes-based proxy estimates source context, not usage, billing, or runtime performance.

Included with [Source file token estimation](/skills/faye-coding-assistant/source-file-token-estimation/).

## Related guides and supporting files

- [Faye Coding Assistant](/plugins/faye-coding-assistant/) — Understand repositories, plan and implement changes, diagnose failures, and review code with clear evidence.
- [Source file token estimation](/skills/faye-coding-assistant/source-file-token-estimation/) — Estimate the source footprint of large files and compare hypothetical splits before deciding whether restructuring is worthwhile.

## Technical source

[Open original source](/marketplace/plugins/faye-coding-assistant/skills/source-file-token-estimation/scripts/source-file-token-estimate.mjs)

Source path: plugins/faye-coding-assistant/skills/source-file-token-estimation/scripts/source-file-token-estimate.mjs