What this skill does
Prompt Injection Firewall for AI agents. 113 detection patterns, 14 threat categories, zero dependencies. Protects against fake authority, command injection, memory poisoning, skill malware, crypto spam, and more. Hash-chain tamper-proof whitelist with mandatory peer review. Claude Code hook integration.
Prompt Shield Publish is part of the Developer Tools category — developer tools that help your agent write, review, debug, and ship code. You can install it on its own or alongside other developer tools skills from the OpenClaw catalog.
How to install Prompt Shield Publish
The easiest path is via the OpenClaw Easy desktop app — one click, no terminal required:
- Download OpenClaw Easy for macOS or Windows (free, one-click installer, ~30 seconds).
- Open the in-app Skills panel.
- Search for
prompt-shieldand click Install. - The skill activates automatically when an incoming message matches its description.
Install from the command line
If you already run the OpenClaw CLI, add Prompt Shield Publish with a single command:
openclaw skills add prompt-shield
This pulls prompt-shield from ClawHub and installs it into ~/.openclaw/skills/prompt-shield/. Restart the OpenClaw gateway afterwards so the new skill is discovered.
How to use Prompt Shield Publish
Once installed, Prompt Shield Publish activates on its own: when an incoming message on WhatsApp, Telegram, Slack, Discord, Feishu or Line matches the skill's description, your OpenClaw agent loads it and runs the workflow. You can also trigger it explicitly by describing the task in chat. No extra configuration is required after install.
Manual install (advanced)
If you prefer manual installation:
- Click the Download .zip button above to grab
prompt-shield-3.0.6.zipdirectly from our S3 mirror. - Unzip into
~/.openclaw/skills/prompt-shield/(create the directory if it does not exist). - Restart OpenClaw Easy (or the OpenClaw CLI gateway) so the new skill is discovered.
Frequently asked questions
How do I install Prompt Shield Publish?
Install Prompt Shield Publish in the OpenClaw Easy desktop app by opening the Skills panel, searching for prompt-shield, and clicking Install. From a terminal you can run: openclaw skills add prompt-shield. Either way the skill is placed in ~/.openclaw/skills/prompt-shield/.
Is Prompt Shield Publish free?
Yes. Prompt Shield Publish is free and open-source, distributed under the Apache-2.0 license through ClawHub. No account or payment is required to download or run it.
What does Prompt Shield Publish do?
Prompt Injection Firewall for AI agents.
Related: more developer tools skills
If Prompt Shield Publish looks useful, you may also want to check out other developer tools skills in the OpenClaw catalog:
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Free, open-source · Apache-2.0 · Works with Claude, ChatGPT, Gemini, or local Ollama models