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SiteCheck – 225 pay-per-call tools for AI agents (x402 + MCP)

https://api.sitecheck-api.workers.dev/api/read
● healthy inference, data, crypto

SiteCheck: 225 pay-per-call tools for AI agents, paid per successful call in USDC on Base, Solana or Arc with x402 (no account, no API key; failed calls are never charged). Prediction markets: Polymarket search, events, order books, price history, trades, wallets, leaderboards, holders, resolved markets. Multi-chain: read-only RPC for 22 EVM chains and Solana, token facts, transaction simulation, OFAC crypto-address screening. Compliance: OFAC/EU/UN/UK sanctions, US Consolidated Screening List, World Bank debarment, SEC/CFPB/FTC/DOJ enforcement, UK and US tariffs, eCFR, Federal Register, company registers, SEC filings and 13F. Web: page to Markdown, PDF, OCR, SEO, DNS, SSL, robots.txt, uptime, Wayback snapshots. Research: OpenAlex papers, Hacker News, GitHub and package search, Wikipedia page views. Media and travel: speech to text from media links, YouTube captions, flight fares. Finance: crypto prices, funding rates, indicators, DeFi, World Bank data. Text AI: extraction, invoices and CVs, summaries, rewrites, grammar, SQL and regex generation, JSON repair. Remote MCP server at /mcp.

Category
inference, data, crypto
Chains
base, solana
Price
$0.0020 USDC / call

Quality grade

How grading works
C+ 59.7 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 200)
Payability 16.7 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✗ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✓ Price declared
Demand 0.0 / 40
Payment address on record, not yet queried on-chain
Owner verified 3.0 / 3
Operator proved control of this domain
Endpoint last checked 8 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

225 resource(s) advertised by this origin.

https://api.sitecheck-api.workers.dev/api/image
https://api.sitecheck-api.workers.dev/api/transcribe
https://api.sitecheck-api.workers.dev/api/tts
https://api.sitecheck-api.workers.dev/api/embed
https://api.sitecheck-api.workers.dev/api/chat
https://api.sitecheck-api.workers.dev/api/audit
https://api.sitecheck-api.workers.dev/api/contacts
https://api.sitecheck-api.workers.dev/api/hiring
https://api.sitecheck-api.workers.dev/api/vat
https://api.sitecheck-api.workers.dev/api/iban
https://api.sitecheck-api.workers.dev/api/lei
https://api.sitecheck-api.workers.dev/api/recalls
https://api.sitecheck-api.workers.dev/api/violations
https://api.sitecheck-api.workers.dev/api/uk-insolvency
https://api.sitecheck-api.workers.dev/api/read
https://api.sitecheck-api.workers.dev/api/email-check
https://api.sitecheck-api.workers.dev/api/domain
https://api.sitecheck-api.workers.dev/api/solana/token
https://api.sitecheck-api.workers.dev/api/solana/trending
https://api.sitecheck-api.workers.dev/api/tech
https://api.sitecheck-api.workers.dev/api/pdf
https://api.sitecheck-api.workers.dev/api/fx
https://api.sitecheck-api.workers.dev/api/sitemap
https://api.sitecheck-api.workers.dev/api/solana/wallet
https://api.sitecheck-api.workers.dev/api/translate
https://api.sitecheck-api.workers.dev/api/meta
https://api.sitecheck-api.workers.dev/api/links
https://api.sitecheck-api.workers.dev/api/redirects
https://api.sitecheck-api.workers.dev/api/headers
https://api.sitecheck-api.workers.dev/api/dns
https://api.sitecheck-api.workers.dev/api/qr
https://api.sitecheck-api.workers.dev/api/lang
https://api.sitecheck-api.workers.dev/api/exif
https://api.sitecheck-api.workers.dev/api/validate
https://api.sitecheck-api.workers.dev/api/ocr
https://api.sitecheck-api.workers.dev/api/sec/filings
https://api.sitecheck-api.workers.dev/api/sec/financials
https://api.sitecheck-api.workers.dev/api/congress
https://api.sitecheck-api.workers.dev/api/macro
https://api.sitecheck-api.workers.dev/api/uk-company
https://api.sitecheck-api.workers.dev/api/github/repo
https://api.sitecheck-api.workers.dev/api/hn
https://api.sitecheck-api.workers.dev/api/wiki
https://api.sitecheck-api.workers.dev/api/gas
https://api.sitecheck-api.workers.dev/api/solana/quote
https://api.sitecheck-api.workers.dev/api/evm/token
https://api.sitecheck-api.workers.dev/api/ens
https://api.sitecheck-api.workers.dev/api/evm/wallet
https://api.sitecheck-api.workers.dev/api/evm/address
https://api.sitecheck-api.workers.dev/api/evm/balance

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://api.sitecheck-api.workers.dev/api/read  # expect HTTP 402 Payment Required (about 0.002 USDC/call)
MCP endpoint
https://api.sitecheck-api.workers.dev/mcp?ref=agenttools-2

Listed in

Directories this entry was found in.

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