Skill body $N tokens substituted

“The skill body returned to the model has those $N substrings replaced with the corresponding word from args.”

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/claude-code/issues/17859/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Skill body $N tokens replaced by words from invocation args. Awk and shell field references like $1/$2 in SKILL.md are silently rewritten using 0-indexed whitespace-split argument words.

Is this your bug?

File my report

Where: Skill tool
Versions: 2.1.273
How bad: Breaks a normal workflow.

Original reports2, newest first

Sep 16, 2026Skill body is rewritten when arguments are passed: $1/$2 inside SKILL.md get replaced by words from the argument string#94709
Sep 15, 2026Skill tool silently substitutes $N-style tokens in skill body from invocation args#94496

Skill body $N tokens substituted

Is this your bug? What gets counted gets fixed. Pile on.

Is this your bug?

Original reports2, newest first

Do you work on Claude Code?