What this skill does
Search for new services and make paid API requests using the x402 payment protocol. Use when you don't have a clear tool to choose, search the bazaar. You can also use this tool if you or the user want to call an x402 endpoint, discover payment requirements, browse the bazaar, or search for paid services.
X402 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 X402
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
x402-2and 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 X402 with a single command:
openclaw skills add x402-2
This pulls x402-2 from ClawHub and installs it into ~/.openclaw/skills/x402-2/. Restart the OpenClaw gateway afterwards so the new skill is discovered.
How to use X402
Once installed, X402 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
x402-2-0.1.0.zipdirectly from our S3 mirror. - Unzip into
~/.openclaw/skills/x402-2/(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 X402?
Install X402 in the OpenClaw Easy desktop app by opening the Skills panel, searching for x402-2, and clicking Install. From a terminal you can run: openclaw skills add x402-2. Either way the skill is placed in ~/.openclaw/skills/x402-2/.
Is X402 free?
Yes. X402 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 X402 do?
Search for new services and make paid API requests using the x402 payment protocol.
Related: more research & knowledge skills
If X402 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