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x402 Private Web Tools

Private web tools for AI agents — search, scrape, and screenshot the web with x402 micropayments (USDC on Base). Zero logging, no API keys, no accounts. Pay...

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Private web tools for AI agents — search, scrape, and screenshot the web with x402 micropayments (USDC on Base). Zero logging, no API keys, no accounts. Pay...

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Install for OpenClaw

Quick setup
  1. Download the package from Yavira.
  2. Extract the archive and review SKILL.md first.
  3. Import or place the package into your OpenClaw setup.

Requirements

Target platform
OpenClaw
Install method
Manual import
Extraction
Extract archive
Prerequisites
OpenClaw
Primary doc
SKILL.md

Package facts

Download mode
Yavira redirect
Package format
ZIP package
Source platform
Tencent SkillHub
What's included
SKILL.md, references/services.md, scripts/setup.sh, scripts/wallet-gen.mjs, scripts/x402-fetch.mjs

Validation

  • Use the Yavira download entry.
  • Review SKILL.md after the package is downloaded.
  • Confirm the extracted package contains the expected setup assets.

Install with your agent

Agent handoff

Hand the extracted package to your coding agent with a concrete install brief instead of figuring it out manually.

  1. Download the package from Yavira.
  2. Extract it into a folder your agent can access.
  3. Paste one of the prompts below and point your agent at the extracted folder.
New install

I downloaded a skill package from Yavira. Read SKILL.md from the extracted folder and install it by following the included instructions. Tell me what you changed and call out any manual steps you could not complete.

Upgrade existing

I downloaded an updated skill package from Yavira. Read SKILL.md from the extracted folder, compare it with my current installation, and upgrade it while preserving any custom configuration unless the package docs explicitly say otherwise. Summarize what changed and any follow-up checks I should run.

Trust & source

Release facts

Source
Tencent SkillHub
Verification
Indexed source record
Version
1.0.0

Documentation

ClawHub primary doc Primary doc: SKILL.md 13 sections Open source page

x402 Private Web Tools

Search, scrape, and screenshot the web privately. Uses the x402 payment protocol — your agent pays per request with USDC on Base mainnet. No API keys, no accounts, no logging. Services: 🔍 Web Search — Multi-engine private search ($0.002/query) 🕸️ Web Scrape — Extract clean markdown from any URL ($0.005/page) 📸 Screenshot — Capture any URL as PNG/JPEG ($0.002/shot) Gateway: https://search.reversesandbox.com

Prerequisites

Node.js 18+ A Base mainnet wallet with ETH (gas) and USDC (payments)

1. Install dependencies

bash <skill-dir>/scripts/setup.sh Installs the x402 SDK to ~/.x402-client/. Only needed once.

2. Generate a wallet (if you don't have one)

node <skill-dir>/scripts/wallet-gen.mjs --out ~/.x402-client/wallet.key

3. Fund the wallet

Send USDC and a small amount of ETH (for gas) on Base mainnet to the wallet address printed by wallet-gen. USDC on Base: Bridge from any chain or buy on an exchange ETH on Base: ~$0.50 is enough for thousands of requests

4. Store the key

export X402_PRIVATE_KEY=$(cat ~/.x402-client/wallet.key) Or pass --key-file ~/.x402-client/wallet.key to each request.

Usage

All commands run from ~/.x402-client/: cd ~/.x402-client && node <skill-dir>/scripts/x402-fetch.mjs "<url>" --key-file wallet.key

Web Search ($0.002/query)

node <skill-dir>/scripts/x402-fetch.mjs \ "https://search.reversesandbox.com/web/search?q=latest+AI+news&count=10" \ --key-file ~/.x402-client/wallet.key Parameters: q (required), count (1-20, default 10), offset (default 0) Response: { "query": { "original": "latest AI news" }, "web": { "results": [ { "title": "...", "url": "...", "description": "..." } ] } }

Web Scrape ($0.005/page)

node <skill-dir>/scripts/x402-fetch.mjs \ "https://search.reversesandbox.com/scrape/extract" \ --method POST \ --body '{"url": "https://example.com", "format": "markdown"}' \ --key-file ~/.x402-client/wallet.key Body (JSON): url (required), format ("markdown"|"text", default "markdown"), includeLinks (bool), timeout (ms) Response: { "title": "Example Domain", "content": "# Example Domain\nThis domain is for use in...", "url": "https://example.com", "timestamp": "2026-02-16T09:00:00.000Z", "format": "markdown" }

Screenshot ($0.002/shot)

node <skill-dir>/scripts/x402-fetch.mjs \ "https://search.reversesandbox.com/screenshot/?url=https://example.com&width=1280&height=720" \ --key-file ~/.x402-client/wallet.key \ --save screenshot.png Parameters: url (required), format (png|jpeg, default png), width (320-3840), height (200-2160), fullPage (true|false), quality (1-100, jpeg only) Returns: Binary PNG or JPEG image. Use --save <file> to write to disk.

MCP Server

For MCP-compatible agents (Claude, etc.), use the MCP server: # Install npm install -g x402-tools-mcp # Run (set your wallet key) X402_PRIVATE_KEY=0x... x402-tools-mcp GitHub: https://github.com/kodos-vibe/x402-tools-mcp Provides tools: web_search, web_scrape, screenshot

Free Endpoints (no payment required)

GET /health — Service status GET /routes — List all endpoints with prices

Troubleshooting

"insufficient funds": Wallet needs more USDC or ETH on Base mainnet. 402 with no auto-payment: Ensure setup.sh was run and you're in ~/.x402-client/. Slow scrape (10s+): Complex JS-heavy pages take longer. Use the timeout parameter. Empty search results: Try different query terms. Some niche queries may return fewer results.

Category context

Code helpers, APIs, CLIs, browser automation, testing, and developer operations.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package
3 Scripts2 Docs
  • SKILL.md Primary doc
  • references/services.md Docs
  • scripts/setup.sh Scripts
  • scripts/wallet-gen.mjs Scripts
  • scripts/x402-fetch.mjs Scripts