What it claims to do
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack.
What we found · 3
- Bloated: high token costmedium~1,960 tokens on every single call. Compress instructions and trim examples.
- Embedded shell script blockmediumShips runnable command-line scripts. Not necessarily bad, but must be sandboxed and reviewed.
- Repeated contentlow~2 duplicate lines detected; de-duping is free token savings.
What its scripts can do
| medium | Installs packages |
Conflicts with · 1
| claude-api | overlap | tool, like |
If you have both installed, they compete for the same triggers — the top cause of an agent picking the wrong skill.
One command grades every skill in your Claude Code / Codex — safety, token bloat, and conflicts, 100% locally.
npx skillmoo scan
Grade computed 2026-07-13 · rubric static-v1. Efficacy shown only when measured on a labeled model + task suite — never invented.
Add this independent grade to the skill's README — the badge links back to this rating and updates when we re-grade.
[](https://skillmoo.com/skill/slack-gif-creator/)