What Tablif read on Mandu's site
Mandu describes itself as: “Mandu Keeps your secrets from your AI agent, and keeps it useful”
- Price model: free tier
- Free tier: Free forever
- Stage: Beta
- How it differs: “It works at the operating-system level instead of inside one agent framework, and protects secrets with placeholders”
Where it puts itself
Rules out “Mandu server”.
- Says it will not: Mandu server
“It works at the operating-system level instead of inside one agent framework, and protects secrets with placeholders”
“No account, no Mandu server and no telemetry”
What it costs
A free tier, free forever. No monthly or yearly plan.
- Monthly: no
- Yearly: no
- Free plan: free forever
“Open source · free”
“No account, no Mandu server and no telemetry”
How it runs
A command-line tool. Runs locally and works offline. Distributed through the npm. Open source. AI is a side feature.
- Kind: cli
- Runs where: on the device, offline
- Distributed via: npm
- Open source: yes
- AI role: a side feature
“$ npm install -g @mandusec/mandu”
“Everything on this page, on your own computers.”
What it works with
Plugin for fencepost. Names Claude Code, Codex and 4 more on its pages.
- Plugin for: fencepost
- Names: Claude Code · Codex · Goose · +3
“Mandu lets Claude Code, Codex and other AI agents work next to your real API keys and secret files.”
“Works with Claude Code Codex OpenCode OpenClaw Goose”
What it offers as proof
In beta. Try it without signing up.
- Stage: beta
- Trial asks for: nothing
“Now · beta”
“No account, no Mandu server and no telemetry”
Sources
Tablif read these pages, last on 21 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.
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