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Install in OpenClaw
/install skillzmarket
Description
Search and call monetized AI skills from Skillz Market with automatic USDC payments on Base. Use when the user wants to find paid AI services, call external skills with cryptocurrency payments, or integrate with the Skillz Market ecosystem.
Usage Guidance
This skill appears to do what it claims (look up paid skills and sign x402 payments), but it requires your wallet private key which is very powerful. Before installing: (1) only use a dedicated wallet with limited funds for this skill; never reuse your main wallet key; (2) prefer setting SKILLZ_PRIVATE_KEY as an environment variable or use a wallet with minimal balance rather than storing the key in ~/.openclaw/openclaw.json; (3) verify the upstream source/repository and the @x402 packages on npm (or use a vetted implementation) — the registry metadata has no homepage; (4) be cautious with the 'direct' command since it will POST to arbitrary URLs and can trigger payments; consider disabling autonomous model invocation or only invoking the skill manually; (5) if you need stronger guarantees, use a remote signing service or hardware wallet instead of exposing a raw private key. If you cannot verify the publisher or are uncomfortable exposing a private key, do not install.
Capability Analysis
Type: OpenClaw Skill
Name: skillzmarket
Version: 1.0.5
The skill is classified as suspicious due to its handling of a sensitive EVM private key (`SKILLZ_PRIVATE_KEY`) and the `direct` command in `skillz-cli.ts`. This command allows the agent to make cryptocurrency payments to any user-specified URL, which, while part of the stated purpose, presents a significant risk of unauthorized fund transfers if the agent is maliciously prompted. Although the `SKILL.md` and `README.md` clearly document this functionality and include security warnings, the inherent capability to direct payments to arbitrary endpoints makes it a high-risk feature without clear malicious intent from the skill developer itself.
Capability Tags
Capability Assessment
Purpose & Capability
The name/description (marketplace + automated x402 USDC payments) aligns with the code and SKILL.md: the CLI looks up skills, fetches endpoints, and uses an x402 client to sign payments. Required binary (npx) and env var (SKILLZ_PRIVATE_KEY) are expected for this functionality.
Instruction Scope
Runtime instructions and the code only reference SKILLZ_PRIVATE_KEY and SKILLZ_API_URL. They explicitly instruct storing the private key in ~/.openclaw/openclaw.json or via an env var — this is coherent with payment signing but sensitive. The skill exposes a 'direct' command that will POST to arbitrary URLs, which is powerful and worth attention.
Install Mechanism
There is no install spec (instruction-only), which reduces installer risk. However package.json lists dependencies (@x402/*, viem, tsx). The runtime expects npx tsx to execute the TypeScript file; if dependencies are not installed locally, execution may fail or npx may attempt to fetch/run packages dynamically. This is not an explicit remote-download install, but you should confirm dependency provenance before running.
Credentials
The skill requires a full wallet private key (SKILLZ_PRIVATE_KEY) as its primary credential. That is proportionate to performing signed on-chain payments, but a private key grants full control of the wallet and is high-risk to store in plaintext. Combined with the 'direct' ability to call arbitrary endpoints and automatic payment signing, this increases the blast radius if the skill (or a called endpoint) is malicious or misused.
Persistence & Privilege
always is false, the skill does not request persistent platform privileges or modify other skills. It uses only its own config mapping and environment variable for credentials.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install skillzmarket - After installation, invoke the skill by name or use
/skillzmarket - Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.5
Version 1.0.5 of skillzmarket
- No file changes detected in this version.
- No updates to features, documentation, or configuration.
v1.0.4
- Updated configuration instructions to use apiKey in OpenClaw config instead of privateKey.
- Added a note explaining the mapping between OpenClaw's apiKey and the SKILLZ_PRIVATE_KEY environment variable.
- Provided an alternative setup method using environment variables.
v1.0.3
- Updated OpenClaw configuration instructions to use the "privateKey" property instead of "apiKey".
- No functional or command-line changes; documentation only.
v1.0.2
- Added SKILLZ_PRIVATE_KEY to the required environment variables in metadata.
- No other changes to functionality or documentation.
v1.0.1
- Added new scripts: skillz-call.sh and skillz-cli.ts, enabling command-line interaction with Skillz Market.
- Removed old scripts/skillz-cli.ts file to streamline the codebase.
- No changes to configuration or usage documentation.
v1.0.0
Initial release of skillzmarket – enables integration with monetized AI skills using automatic USDC payments on Base.
- Search, list, and get details for external AI skills from Skillz Market.
- Seamlessly call paid AI services with automatic x402 cryptocurrency payments.
- Supports direct calls to any x402-enabled endpoint.
- Requires SKILLZ_PRIVATE_KEY for secure payments and API access.
- Includes CLI commands and quick start instructions for integration.
Metadata
Frequently Asked Questions
What is SkillzMarket?
Search and call monetized AI skills from Skillz Market with automatic USDC payments on Base. Use when the user wants to find paid AI services, call external skills with cryptocurrency payments, or integrate with the Skillz Market ecosystem. It is an AI Agent Skill for Claude Code / OpenClaw, with 2551 downloads so far.
How do I install SkillzMarket?
Run "/install skillzmarket" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is SkillzMarket free?
Yes, SkillzMarket is completely free (open-source). You can download, install and use it at no cost.
Which platforms does SkillzMarket support?
SkillzMarket is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created SkillzMarket?
It is built and maintained by Hiich (@hiich); the current version is v1.0.5.
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