x402enginePay-per-call API gateway skill — calls 63 APIs (LLMs, image/video gen, flights, hotels, crypto, web search) via x402 micropayments. Each call costs $0.001-$0...
Install via ClawdBot CLI:
clawdbot install agentc22/x402engineGrade Fair — based on market validation, documentation quality, package completeness, maintenance status, and authenticity signals.
Calls external URL not in known-safe list
https://x402engine.appAudited Apr 16, 2026 · audit v1.0
Generated Mar 22, 2026
A financial analyst uses the skill to fetch live prices of Bitcoin, Ethereum, and trending cryptocurrencies via API calls, with each query costing a micropayment. This enables cost-effective, on-demand market monitoring without subscription fees, ideal for generating reports or alerts.
A marketing team leverages the skill to generate images (e.g., sunsets for campaigns) and text explanations via GPT APIs, paying per call. This allows flexible, pay-as-you-go creative asset production, reducing upfront costs for small businesses or agencies.
A travel agent or individual uses the skill to search for flights (e.g., JFK to LAX) and hotels (e.g., in Paris) through integrated APIs, with each search incurring a small fee. This provides access to multiple travel services without maintaining separate accounts or subscriptions.
A researcher or developer employs the skill to transcribe audio, scrape URLs, or run Python code via APIs, paying per task. This offers scalable, on-demand data processing capabilities for projects like academic studies or software testing.
A blockchain enthusiast uses the skill to resolve ENS names (e.g., vitalik.eth), check wallet activity, or pin data to IPFS, with micropayments for each query. This facilitates easy interaction with decentralized services for auditing or personal use.
The skill operates as a gateway to 63 paid APIs, charging users micropayments (e.g., $0.001-$0.60 per call) via stablecoins like USDC. Revenue is generated from transaction fees or markups on API costs, appealing to users who prefer usage-based billing over subscriptions.
Businesses adopt the skill to enforce spending caps and recipient allowlists through policy files, enabling controlled API access for teams. Revenue comes from licensing or premium support for policy configuration and security features, targeting organizations with budget oversight needs.
Developers integrate the skill into applications to automate API calls with built-in payment handling, reducing development overhead. Revenue is generated through SDK sales, consulting services, or partnerships with API providers, focusing on the developer ecosystem.
💬 Integration Tip
Ensure the EVM_PRIVATE_KEY is set with a dedicated wallet for secure payments, and configure a policy file to enforce spending limits and recipient allowlists for controlled usage.
Scored Apr 19, 2026
AI crypto research and analysis powered by CellCog. Token deep-dives, on-chain metrics, DeFi protocol breakdowns, wallet portfolio reviews, market sentiment, whitepaper analysis, smart contract evaluation. Comprehensive crypto intelligence from a single prompt.
当用户发起任意旅行相关问询时，包含但不限于：预订酒店、机票查询、火车票查询、景点推荐、寻找当地特色玩乐、目的地查询、行程规划、美食住宿攻略、签证、查询旅游攻略、获取旅行建议等场景，自动触发此技能。当用户需要操作携程、Ctrip、携程问道时使用此skill。
Expertise in modern Ethereum and EVM development, including smart contracts, Layer 2s, standards, agent infrastructure (ERC-8004, x402), gas optimization, se...
Store and retrieve encrypted files permanently on Monad blockchain via DropClaw x402 gateway
OpenSea (opensea.io). Use this skill for ANY OpenSea request — searching and reading data. Whenever a task involves OpenSea, use this skill instead of callin...
Manage aibtc-worker automation tasks. Use this skill when the user wants to start, stop, or check the status of the aibtc worker. Triggers include: "aibtc ru...