httpay x402 MCP Server

MCP server exposing 90+ crypto API tools with automatic x402 USDC micropayment handling β€” gas oracle, token lookup, wallet risk analysis, market mood, and more on Base.

View on httpay.xyz

x402 Protocol πŸ”Œ MCP Server

httpay.xyz β€” x402 Pay-Per-Call API Marketplace

Pay per call. No API keys. No subscriptions.

307

Endpoints

9

Categories

$0.001

Starting Price

🟒 Real payments. Live now.

307 endpoints live on Base

2 external wallets already paying

Real USDC transactions on-chain

Listed on Bazaar marketplace

Fun

$0.001

Jokes, generators, roasts, memes

Utility

$0.005

DNS, geo, crypto prices, news

Data

$0.01

Web scrape, contract analysis

Premium

$0.05

AI models, image gen, sentiment

⚑ High-Value Endpoints

🌐

/api/web-scrape

New $0.01

Fetch readable content from any URL. Returns clean text β€” perfect for AI agents.

?url=https://example.com

πŸ“°

/api/news/crypto

New $0.005

Aggregated crypto headlines from CoinDesk, The Defiant, and more. Live RSS feeds.

🏦

/api/yield-finder

New $0.02

Find the best DeFi yield opportunities across protocols and chains.

πŸ“Š

/api/twitter-sentiment

New $0.02

Approximate Twitter/X sentiment for any query. Great for market mood analysis.

?query=ethereum

πŸš€ Try It β€” The 402 Flow

1 Call any endpoint

You'll get back HTTP 402 with payment details.

curl -s https://httpay.xyz/api/news/crypto

β†’ 402 { "x402Version": 1, "accepts": [{ "maxAmountRequired": "5000", ... }] }

2 Pay with the x402 header

Sign a USDC payment and include it as a header. The x402 SDK handles this.

Using the x402 SDK (Node.js):

import { withPayment } from "x402-fetch"; const response = await withPayment( fetch("https://httpay.xyz/api/news/crypto"), wallet );

3 Get your data

Payment settles on Base L2. You get the response instantly.

β†’ 200 { headlines: [...], source: "CoinDesk, The Defiant, ..." }

πŸ€–

For Machines

x402 Protocol

HTTP 402 + crypto payments. Agents pay per API call with USDC on Base. No keys, no OAuth.

All Categories

🧠 AI & Language Models

πŸ–ΌοΈ Image Generation

πŸ” Web Search & Scraping

πŸ’± Crypto & Finance

🌐 DNS & Domains

πŸ“ Geo & Location

πŸ” Identity & Auth

πŸ› οΈ Utilities

πŸ“Š Data & Analytics

πŸ”Œ MCP Server β€” One Command

Give Claude, Cursor, or any MCP-compatible agent instant access to 307 pay-per-call APIs. No configuration needed.

npx @httpay/mcp

Drop this in your mcp.json β€” agents start calling and paying automatically.

⚑ Try 10 calls for $0.01

No signup. No API keys. Just send USDC on Base and start calling instantly.

β‘  Get a Base wallet (Coinbase, MetaMask)

β‘‘ Add a few cents of USDC

β‘’ Call any endpoint β€” it pays itself

npx @httpay/mcp
# or curl https://httpay.xyz/api/joke β†’ pay the 402 β†’ profit

The API economy, without the friction.

GitHub Β· All 307 Endpoints Β· Gateway Β· Compare Β· Built by @Alfredz0x

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