What this skill does
Token-safe prompt assembly with memory orchestration. Use for any agent that needs to construct LLM prompts with memory retrieval. Guarantees no API failure due to token overflow. Implements two-phase context construction, memory safety valve, and hard limits on memory injection.
Prompt Safe is part of the Research & Knowledge category — research and knowledge skills that gather, search, and summarize information. You can install it on its own or alongside other research & knowledge skills from the OpenClaw catalog.
How to install Prompt Safe
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-assembleand 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 Safe with a single command:
openclaw skills add prompt-assemble
This pulls prompt-assemble from ClawHub and installs it into ~/.openclaw/skills/prompt-assemble/. Restart the OpenClaw gateway afterwards so the new skill is discovered.
How to use Prompt Safe
Once installed, Prompt Safe 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-assemble-1.0.4.zipdirectly from our S3 mirror. - Unzip into
~/.openclaw/skills/prompt-assemble/(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 Safe?
Install Prompt Safe in the OpenClaw Easy desktop app by opening the Skills panel, searching for prompt-assemble, and clicking Install. From a terminal you can run: openclaw skills add prompt-assemble. Either way the skill is placed in ~/.openclaw/skills/prompt-assemble/.
Is Prompt Safe free?
Yes. Prompt Safe 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 Safe do?
Token-safe prompt assembly with memory orchestration. Use for any agent that needs to construct LLM prompts with memory retrieval. Guarantees no API failure due to token overflow. Implements two-phase context construction, memory safety valve, and hard limits on memory injection.
Related: more research & knowledge skills
If Prompt Safe looks useful, you may also want to check out other research & knowledge skills in the OpenClaw catalog:
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Free, open-source · Apache-2.0 · Works with Claude, ChatGPT, Gemini, or local Ollama models