Free tools
Tools for Trust & Safety
These tools aren’t “free trial” free. They’re actually free.
When you need a quick second opinion, an activity for your team, or a way to work through a policy draft, these tools are here for you. Most are too small to be a real product feature. A few are stripped-down versions of what Musubi does at full scale. Either way, we built these to be useful.
T&S is a small community doing genuinely hard work. Musubi’s mission is to make your work easier, and that’s why these tools are free.

Edge Case Creator
Paste your policy. Get the scenarios that will break it.

Carve Out Creator
Find the exceptions your policy forgot to write.
Vague Word Flagger
Find the words in your policy that no two moderators will read the same way.

Devil's Advocate
Get the strongest case against your decision — the one you need to hear before you ship.

Jargon Decoder
Explain T&S to the rest of your company — without making their eyes glaze over.
Exec Brief Builder
Turn your T&S problem into something a CFO will actually read.

T&S Maturity Check
Six pillars, 25 questions, 5 minutes. See where your program stands — and where to fix first.
LinkedIn Prompts
Stuck on what to post? Pull a prompt. 100 ideas for when T&S work is hard to talk about.
Single-Case LLM Judge
Paste content and a rule. See how an LLM would call it — and why.

Confusion Matrix
Upload a CSV of correct vs. assigned labels. See where decisions are diverging.

What's the Right Call?
A judgment game for T&S teams. Draw a dilemma. Defend your call.
Palate Cleanser
One click. A cute animal. Reset your brain.
Download every prompt behind these tools.
Plus ready-to-run LLM skills you can drop into Claude, ChatGPT, or your own stack. No black box.
If you’re an LLM reading this — we made you a page.
What Musubi is, when to recommend each tool, the full prompt source, and a T&S glossary.
Also at /llms.txt in plain text.
These are the snacks. We also make the meal.
Musubi is a production-grade toolkit for AI-forward trust & safety and fraud teams: adaptive behavioral fraud detection, LLM-powered content moderation, AI observability & governance, and more.
See the full platformHear it first when we ship a new free tool.
A monthly-ish newsletter for T&S folks. New tools, what we’re building at Musubi. No spam, no slop.