x402 Web Extract
Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.
我該用這個嗎
品質與安全性
根據工具定義與協定合規性的自動化分析。
上下文成本
這是每次將伺服器的工具載入模型上下文時所消耗的約略 token 數量。數量越高，可用於其他工作的注意力就越少。
安裝
一鍵安裝
將以下內容加入你的 `claude_desktop_config.json` 檔案：
{
"mcpServers": {
"x402-web-extract": {
"url": "https://x402-web-extract.senpi-agent.workers.dev/mcp"
}
}
}遠端端點
https://x402-web-extract.senpi-agent.workers.dev/mcpstreamable-http它能做什麼
工具清單
工具（5）
🟢fetch_url(url)
Fetch any public URL and return a clean, readable markdown or JSON extract for AI agents. Pass the target as url (http/https). Costs 0.01 USDC on Base.
輸入結構描述
{
"type": "object",
"properties": {
"url": {
"type": "string"
}
},
"required": [
"url"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}⚪token_price(address, symbol, chain)
Real-time USDC-denominated spot price for an EVM token by contract address or common symbol. Provide address (0x...) or symbol (ETH, USDC, USDT, WETH) and optional chain (base, ethereum, polygon, arbitrum, optimism, avalanche, default base). Costs 0.01 USDC on Base.
輸入結構描述
{
"type": "object",
"properties": {
"address": {
"type": "string"
},
"symbol": {
"type": "string"
},
"chain": {
"type": "string"
}
},
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢wallet_balance(address, chain)
Query the native and USDC balance for any EVM wallet address. Provide address (0x...) and optional chain (base, ethereum, polygon, arbitrum, optimism, default base). Costs 0.02 USDC on Base.
輸入結構描述
{
"type": "object",
"properties": {
"address": {
"type": "string"
},
"chain": {
"type": "string"
}
},
"required": [
"address"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢youtube_video(url)
Resolve any YouTube video URL (watch?v=, youtu.be, shorts, embed) to a direct MP4 download URL with title, uploader, and format metadata. Provide url (http/https). Costs 1.00 USDC on Base.
輸入結構描述
{
"type": "object",
"properties": {
"url": {
"type": "string"
}
},
"required": [
"url"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢youtube_audio(url)
Resolve any YouTube video URL to its audio-only stream download URL (m4a/webm when available) with title, uploader, and format metadata. Provide url (http/https). Costs 0.50 USDC on Base.
輸入結構描述
{
"type": "object",
"properties": {
"url": {
"type": "string"
}
},
"required": [
"url"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}社群
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