x402 resource directory

Find paid HTTP operations and MCP tools by URL, host, method or tool name. Compare payment terms across networks and catalogs.

Distinct HTTP URLs
162,809
Distinct MCP URLs
43
Catalog observations
263,972
URLs with a 402 in 7 days
1,608
Network identifiers
181

These results as JSON · Clear filters

GET https://aipaygen.com/v1/describe_image · 3 observations
Look at an image URL and describe it, read all text in it (OCR), or answer a question about it: screenshots, receipts, charts, documents, product photos, memes. JPEG, PNG, WebP or GIF up to 8 MB.

aipaygen.com profile

  • Base · exact
    $0.0060 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0060 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0060 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/dex_token · 3 observations
Live on-chain market data for any token on 80+ chains and DEXes (Uniswap, Raydium, PancakeSwap, Aerodrome...): price, liquidity, 24h volume, buys vs sells, market cap and pair age. Search by name/ticker or look up a contract address.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports 2 calls and 1 unique payers in 30 days. Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/dns_lookup · 3 observations
Resolve DNS records for a domain (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA) and identify its DNS host and email provider.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/document_to_markdown · 3 observations
Convert a PDF, Word (.docx), Excel (.xlsx/.xls), OpenDocument, CSV, HTML or XML file at a URL into clean Markdown text an LLM can read. Up to 10 MB. Great for invoices, reports, papers, contracts and spreadsheets.

aipaygen.com profile

  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0040 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/domain_available · 3 observations
Check whether a domain name is free to register across many extensions at once (.com, .net, .org, .io, .ai, .app, .dev, .xyz and 1,000+ more) using the registries' own RDAP data. Shows registrar and expiry for taken names.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/domain_report · 3 observations
Everything about a domain in one call: DNS, registration, certificates and subdomains, email security grade, HTTP security headers grade, tech stack and website metadata, plus an overall summary.

aipaygen.com profile

  • Base · exact
    $0.0200 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0200 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0200 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/domain_whois · 3 observations
Look up who registered a domain and when: registrar, creation and expiry dates, domain age, status codes, nameservers and DNSSEC, via RDAP (the modern WHOIS).

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/drug_info · 3 observations
Look up a US medicine by brand or generic name in FDA data: what it's for, active ingredients, dosage, warnings, when to ask a doctor, manufacturer, plus recent FDA recalls. Information only, not medical advice.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/earthquakes · 3 observations
Recent earthquakes worldwide or near a location from the USGS: magnitude, place, time, depth, tsunami flag and alert level. Filter by minimum magnitude, days back and radius around a point.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/economic_data · 3 observations
Official World Bank figures for any country and year range: GDP, growth, GDP per capita, population, inflation, unemployment, life expectancy, government debt, exports, internet use and CO2, or any World Bank indicator code.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/email_security · 3 observations
Audit a domain's email security: SPF, DMARC policy, DKIM keys, MX/email provider, MTA-STS, TLS-RPT and BIMI, with an A-F grade, a spoofability verdict and plain-English issues.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/email_verify · 3 observations
Check if an email address can receive mail before you send: syntax, whether the domain has mail servers (MX), disposable/throwaway providers (100k+ domains), role addresses like info@ or support@, free-provider detection and typo suggestions (gmial.com -> gmail.com). Returns a deliverable / risky / undeliverable verdict.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/embed_text · 3 observations
Turn up to 100 texts into 1024-dimension embedding vectors (BGE-M3, 100+ languages) for semantic search, RAG, clustering, deduplication and recommendations.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/ens_lookup · 3 observations
Resolve an ENS name (vitalik.eth) to its Ethereum address, or an address to its primary ENS name, with the avatar URL.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/extract_data · 3 observations
Turn messy text or a web page into clean JSON: name the fields you want ("company", "price: in USD", "emails") and get them back as a JSON object, with null for anything not found. Great for scraping, lead capture, invoices, job posts and forms.

aipaygen.com profile

  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports 1 calls and 1 unique payers in 30 days. Last call .
  • Base · exact
    $0.0040 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/favicon · 3 observations
Find a website's icons and logo: favicon, Apple touch icon, web-app manifest icons and social preview image, with sizes, absolute URLs and the best one to use.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/fear_greed · 2 observations
The Crypto Fear & Greed Index (0 = extreme fear, 100 = extreme greed): today's value and classification plus up to 90 days of history with the average and change. A common market-sentiment input for trading agents.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/fx_history · 3 observations
Daily exchange rate history between currencies over a date range (European Central Bank reference rates, back to 1999), with the change over the period, high and low. For charts, backtests, invoices and trend questions.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/gas_price · 3 observations
Current gas price on Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain and Avalanche, in gwei, with the latest block number. Use it to pick the cheapest chain or time a transaction.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/generate_image · 3 observations
Create an original image from a text prompt with FLUX.1 [schnell]: illustrations, product shots, logos, thumbnails, concept art. Returns a 1024x1024 JPEG as a base64 data URL ready to save or display.

aipaygen.com profile

  • Base · exact
    $0.0100 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0100 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports 1 calls and 1 unique payers in 30 days. Last call .
  • Base · exact
    $0.0100 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/geocode · 3 observations
Turn an address or place name into coordinates, or coordinates into a street address, anywhere in the world (OpenStreetMap). Returns the formatted address, city, region, postcode and country.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/github_trending · 3 observations
The fastest-rising new GitHub repositories: created in the last N days, ranked by stars, optionally filtered by language or topic. Names, descriptions, stars, forks, license and links. Good for spotting new tools and libraries early.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/hacker_news · 3 observations
Search Hacker News stories and discussions about any product, company or technology: titles, links, points, comment counts and dates. Sort by relevance or newest. Good for tech sentiment and launch tracking.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/ip_lookup · 3 observations
Who owns an IP address: the network name, organization, country, address range (CIDR), abuse contact and reverse-DNS hostname, from the regional internet registries (RDAP). IPv4 and IPv6.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen

Counts describe directory coverage, including testnets. Each resource groups the same URL, HTTP method or MCP tool across sources. A catalog sighting records published terms. A live 402 records the endpoint’s reply to an unpaid request.