Reads the target file, analyzes it against Signal Theory principles, and suggests or applies edits to maximize signal-to-noise ratio. Can focus on specific dimensions: clarity (remove ambiguity), accuracy (fact-check against knowledge base), conciseness (cut noise), or tone (match receiver).
SkillScore78Maintained
Automatic
◆Writing & Editing pack
Last verified 8/27/2026
What it changes
Passed 17 of 22 test cases with the skill, and 6 of 22 without it.
Without skill26%
With skill78%
Checks it passed that the model alone missed
The response specifies 6 encoding principles.
The output contains `/edit docs/pitch-card.md`.
The output uses the `--for` flag with 'Jane Doe'.
and 10 more in the full report
12 fixed6 passed either way5 still failing0 broke
Pass-rate lift
+52 pp
Tokens
-37%
Agent turns
0%
Response time
-51%
Model gemini-3.6-flashMeasured 8/27/2026v118 of 23 cases passed with skill · 22 comparable
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 12 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 12
Prompt
I am revising `docs/security-policy.md` and need the editing tool to fact-check statements against our verified documentation repository. Which focus option should I specify? Show the command line call.
What was checked, without and with the skill
Checked
Without skill
With skill
The response includes the `--focus accuracy` parameter.
Missed
Passed
case-05 · gemini-3.6-flash · 8/27/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md31 linessingle file
/edit
Revise existing content for clarity, accuracy, and signal-to-noise ratio.
Reads the target file, analyzes it against Signal Theory principles, and suggests or applies edits to maximize signal-to-noise ratio. Can focus on specific dimensions: clarity (remove ambiguity), accuracy (fact-check against knowledge base), conciseness (cut noise), or tone (match receiver).
Implementation
Read content -- load the file.
Analyze -- score against the 6 encoding principles.