JohGirard

Gain — Development skill for Claude Code

Development community

Show how many context tokens mcp-multiplexer is saving you (startup withholding + on-demand schema serving).

How to install Gain

Installs to ~/.claude/skills/johgirard-mcp-multiplexer-gain/SKILL.md

Terminal

mkdir -p ~/.claude/skills/johgirard-mcp-multiplexer-gain && curl -fsSL https://raw.githubusercontent.com/JohGirard/mcp-multiplexer/HEAD/commands/gain.md -o ~/.claude/skills/johgirard-mcp-multiplexer-gain/SKILL.md

Restart Claude Code, or start a new session, for it to be picked up.

What Gain does

description: Show how many context tokens mcp-multiplexer is saving you (startup withholding + on-demand schema serving)

Run:

mcp-multiplexer --stats

If the binary is not found, tell the user to install it first (see the setup skill) — do not guess numbers.

Present the output compactly in chat:

Startup saved is the headline: tokens that would have been injected by connecting all upstream servers directly, minus what the mux's own meta-tools cost.
**On-demand sc

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