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activeing123/mcptoon

by Various

MCP tool discovery burns 71,929 tokens. mcptoon drops it to 581 (−99.2%, measured). Zero dependencies.

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MCP

activeing123/mcptoon

Added 16 Sept 2026

#ai#ai-agents#ai-tools#claude#claude-code#claude-desktop#cli#codex
Catalogue record, not a reviewed recommendation. This record can include automatically collected descriptions and setup details. Confirm important claims with the original source. Explore source-reviewed tools.

Overview

mcptoon reduces MCP tool discovery token usage from 71,929 to 581 tokens, a 99.2% reduction. It is written in HTML and has zero dependencies.

Best for

Best for
Developers using MCP who want to cut token overhead during tool discovery.

Use cases

  • Reduce token spend when discovering MCP tools
  • Embed a zero-dependency HTML utility into MCP workflows
  • Measure token savings in MCP discovery flows

How to use

Install

npx skills add https://github.com/activeing123/mcptoon --skill mcptoon

Clients listed in this record (not verified here)

Claude Code, Cursor, Windsurf, Cline, ChatGPT

Notes

200 stars on GitHub. Last updated 2026-09-16. Licensed Apache-2.0.

Pros

  • Measured 99.2% token reduction
  • Zero dependencies
  • Simple HTML implementation

Cons

  • Narrow focus on token discovery only
  • Limited community adoption at 200 stars
  • No evidence of active maintenance or releases

Open-source & AI alternatives

Swap-in tools that solve the same job. Weigh the trade-offs before you commit.

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