x402 or card pay-per-call: invoice JSON, DNS, whois, SSL, geocode, RSS feeds, sitemaps, QR codes
Connect Remote server
claude mcp add --transport http freetier-agent-api https://freetier-agent-api.pages.dev/mcp{
"mcpServers": {
"freetier-agent-api": {
"url": "https://freetier-agent-api.pages.dev/mcp"
}
}
}{
"servers": {
"freetier-agent-api": {
"type": "http",
"url": "https://freetier-agent-api.pages.dev/mcp"
}
}
}Settings > Connectors > Add custom connector
URL: https://freetier-agent-api.pages.dev/mcpTools 74 found in our last check
list_endpointsFree. List every endpoint (core products first) with its price in USDC, description and example query. Core: invoice-json $0.0075/page, token-risk $0.005, tx-explain $0.0025, wallet-profile $0.005, contract-abi $0.0025, site-contacts $0.004, page-rag $0.0025, token-info $0.0025,…
mcp_servers_sampleFree. Five sample MCP servers from the 4,259-server directory (MIT source).
llm_pricing_sampleFree. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT).
api_directory_sampleFree. Five live public APIs that need no key.
invoice_jsonSend exactly one of url, text, or file_base64 + mime_type. 3 free MCP calls per day (all tools together), then $0.0075 USDC per page via x402 or card credits (paid in-band: params._meta["x402/payment"]). Invoice or receipt (PDF, PNG/JPEG/WebP image, or plain text) to structured…
token_risk3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token risk: Deterministic ERC-20 risk check on Base or Ethereum from public on-chain data only: privileged functions in bytecode (mint, blacklis…
tx_explain3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Base or Ethereum transaction hash -> plain JSON: status (success/failed/pending), block time, confirmations, from/to, ETH value, gas used and f…
wallet_profile3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Base or Ethereum address -> profile in one call: EOA, contract or EIP-7702-delegated EOA; ETH balance; nonce (tx count); balances of major token…
contract_abi3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Base or Ethereum contract address -> ABI and function list: Sourcify verification (exact/partial match), contract name, compiler, ABI, function…
site_contacts3 free MCP calls per day (all tools together), then $0.004 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Site contacts: Company website -> one clean contact row: role emails only (info@, sales@ ...) with MX check, phones validated and normalized to…
page_rag3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Page RAG: Any public web page -> clean LLM-ready Markdown + RAG chunks in one call: main content via Mozilla Readability (no nav/ads/footers),…
robots_check3 free MCP calls per day (all tools together), then $0.003 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Check whether a URL may be crawled per the site's robots.txt for a given user-agent. Returns allowed, matched rule, crawl-delay, sitemaps. When…
page_meta3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Fetch a public web page (robots.txt respected) and return title, meta description, canonical, Open Graph/Twitter tags, language, headings, link…
llm_cost3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token & cost calculator: estimate tokens for a text (or pass input_tokens/output_tokens) and price it across several models using provider list…
page_check3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). One-call page audit for agents: HTTP status, redirects, latency, title, meta description, canonical, lang, Open Graph, JSON-LD types, headings,…
link_check3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Check up to 20 URLs in one call: HTTP status, final URL after redirects, redirect count, latency, content-type, ok flag. When to use: Use link-…
country3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Country reference lookup by ISO2/ISO3/name: capital, population, area, continent, currency, phone prefix, TLD, languages, neighbours, time zone…
holidays3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Public holidays for ~490 countries/territories for 2026 and 2027; optional date=YYYY-MM-DD answers is_holiday. When to use: Use holidays to lis…
currency3 free MCP calls per day (all tools together), then $0.002 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Currency conversion with official ECB euro reference rates (~30 currencies, daily). Params: from, to, amount. Also returns the rate date. When t…
base_gas3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Base gas price: Live Base mainnet gas price (gwei), latest block, and estimated ETH cost of a USDC transfer (~65k gas) and a plain ETH transfer…
page_markdown3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Page to Markdown: Convert a public web page to clean Markdown (title, headings, paragraphs, lists, links, code), scripts/nav/footer removed, ma…
email_verify3 free MCP calls per day (all tools together), then $0.004 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Email verify: Email address check WITHOUT sending mail or SMTP probing: RFC-style syntax check, domain MX/A records via DNS-over-HTTPS, disposab…
extract_json3 free MCP calls per day (all tools together), then $0.01 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Extract JSON: Messy text + JSON Schema in, clean JSON out. Uses a small LLM (Cloudflare Workers AI, Llama 3.1 8B, JSON mode) when available, else…
gas3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Gas price (5 EVM chains): Live gas prices across 5 EVM chains in one call (Ethereum, Base, Arbitrum, Optimism, Polygon): gas price in gwei, lat…
token_info3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). ERC-20 token lookup on Ethereum, Base, Arbitrum, Optimism or Polygon: name, symbol, decimals, total supply (raw + human), live USD price with c…
ens3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). ENS + Basenames resolver: name -> address (vitalik.eth, jesse.base.eth) or address -> verified primary name on Ethereum and Base (reverse recor…
tx_status3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Transaction status for polling: up to 10 tx hashes in one call, searched across Ethereum, Base, Arbitrum, Optimism and Polygon (or one chain):…
dns3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). DNS lookup over DNS-over-HTTPS (Cloudflare, Google fallback): A, AAAA, MX, NS, TXT, CNAME, CAA, SOA, SRV, HTTPS, DS... for one domain in one ca…
domain_whois3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Domain registration lookup via RDAP (the official whois successor, IANA bootstrap): registered or not, registrar + IANA id + abuse email, create…
ssl_cert3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). TLS/SSL certificate check from public Certificate Transparency logs (Cert Spotter, crt.sh fallback): currently valid certificates for a hostname…
geocode3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Geocoding with OpenStreetMap Nominatim: address or place name -> coordinates (up to 5 matches, optional country filter), or lat+lon -> structur…
feed_json3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). RSS / Atom / JSON Feed to clean JSON: give a feed URL (or a web page that links one, auto-discovered) and get feed title/link/language plus nor…
sitemap3 free MCP calls per day (all tools together), then $0.003 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Sitemap to URL list: give a sitemap URL or just a domain (sitemaps found via robots.txt, then /sitemap.xml). Follows sitemap indexes (newest fir…
qr_code3 free MCP calls per day (all tools together), then $0.0015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). QR code generator: text, URL, payment URI (e.g. ethereum:/USDC request) or Wi-Fi credentials (ssid + password) to a QR code as SVG (inline + da…
apis_search3 free MCP calls per day (all tools together), then $0.001 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). API search: Search 2,230 link-checked public & free-tier APIs (59 categories). Filters: q, category, auth=none, alive=yes, https=yes, kind, limi…
free_tiers3 free MCP calls per day (all tools together), then $0.001 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Free tiers: Current free-tier limits for developer services (hosting, DB, auth, email, CI, monitoring) and AI/LLM APIs, with official source URL…
llm_pricing3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). LLM pricing: AI model list prices (USD per 1M input/output/cached tokens, context window, vision/tools/reasoning flags) for ~3,000 models across…
mcp_servers3 free MCP calls per day (all tools together), then $0.001 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). MCP servers search: Search 4,259 MCP (Model Context Protocol) servers by keyword, category, language (python/typescript/go/rust...), scope (clou…
x402_services3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). x402 services search: Search ~8,900 live x402 pay-per-call APIs (verified/unverified by nohumans.directory probes, CC BY 4.0): name, endpoint U…
agent_tools3 free MCP calls per day (all tools together), then $0.001 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Agent tools search: One search across ~13,000 agent tools: 4,259 MCP servers (awesome-mcp-servers, MIT) and ~8,900 x402 pay-per-call APIs (nohum…
dataset_fullDataset download: $1 USDC via x402. Buy the full Verified API Directory dataset (2,230 rows, JSON, CC BY 4.0 + MIT sources) in one call.
dump_mcp_serversDataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT).
dump_llm_pricingDataset download: $1 USDC via x402. Full dump: list prices of ~3,000 AI models (LiteLLM table, MIT) + verified AI/dev free tiers with limits (JSON).
dump_world_referenceDataset download: $1 USDC via x402. Full dump: 252 countries (GeoNames, CC BY 4.0), 418 time zones, ~14,000 public holidays 2026-2027 (python-holidays, MIT). JSON.
dump_x402_servicesDataset download: $1 USDC via x402. Full dump: ~8,900 x402 pay-per-call APIs with category, price, chains and probe status (JSON). Data from nohumans.directory, CC BY 4.0, attribution required.
dump_agent_toolsDataset download: $1 USDC via x402. Full dump: Agent Tool Directory, ~13,000 MCP servers + x402 APIs in one unified schema (JSON). MIT + CC BY 4.0 sources, attribution included.
token_score3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token risk score: one ERC-20 token scored (0-100) with a short AI verdict (Workers AI rephrasing only the computed facts; rule-based fallback),…
token_portfolio3 free MCP calls per day (all tools together), then $0.01 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token portfolio risk scan: up to 20 ERC-20 tokens in one call, each with risk level, score, top flags, liquidity and price, plus a summary (count…
token_compare3 free MCP calls per day (all tools together), then $0.0075 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token risk comparison: two ERC-20 tokens side by side: which has the lower risk score and why, flags only one of them has, taxes, holders, liqu…
rug_check3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Rug pull check: one ERC-20 token, pass/warn/fail on four groups - honeypot signals (GoPlus simulation, buy/sell tax, cannot sell all), owner rig…
token_price3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token price: current USD price of one token by contract address from DEX data, plus market cap, FDV, 24h volume, liquidity and 24h change. Base…
token_prices3 free MCP calls per day (all tools together), then $0.004 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token prices (multi): USD prices for up to 30 tokens on one network in one call, with market cap, 24h volume and 24h change per token. Data: Gec…
token_price_history3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Token price history: OHLCV candles (daily up to 180, hourly up to 168) for one token from its most liquid DEX pool, with period change, high and…
news_monitor3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). News search and monitor: latest news articles worldwide (65+ languages) matching keywords in a time window (1h to 2 weeks), newest first, with t…
news_entity3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Entity news last 24h: who is writing about a company, person or project in the last 24 hours - article count, top sources, top countries, headli…
news_sentiment3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). News sentiment: average tone of worldwide news coverage about a topic, company or person over a window (default 7 days) with label (negative to…
wiki_fact3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Wikipedia fact lookup: best-matching Wikipedia article for a query with summary, description, URL and structured Wikidata facts (type, country,…
company_profile3 free MCP calls per day (all tools together), then $0.0075 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Company enrichment: domain in, company profile out - name, description, language, logo, founding date, address (schema.org), official social pr…
company_techstack3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Website tech stack detection: CMS, e-commerce, frameworks, analytics, marketing, support chat, payments, consent, CDN/hosting and email provider…
company_contacts3 free MCP calls per day (all tools together), then $0.004 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Company contacts: public business contact details from the company's own website only - role emails (info@, sales@) with MX check, main phone nu…
company_batch3 free MCP calls per day (all tools together), then $0.022 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Company enrichment batch: up to 10 domains in one call, each with profile (name, description, socials, key pages, email provider) and detected t…
summarize3 free MCP calls per day (all tools together), then $0.004 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Text summarizer: summarize up to 12,000 characters into 3-6 bullet points or one paragraph (max_words 20-250, optional output language). Small L…
classify3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Text classification: classify text (max 6,000 chars) into your own labels (2-20, single or multi-label) with confidence and a short reason; outp…
entity_extract3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Named entity extraction: people, organizations, locations, dates, money amounts and products from text (max 6,000 chars), plus emails and URLs b…
translate3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Text translation: translate up to 3,000 characters into one of 28 languages (en, da, de, fr, es, it, pt, nl, sv, no, fi, pl, ru, uk, tr, ar, hi,…
email_verify_quick3 free MCP calls per day (all tools together), then $0.0025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Email quick check: offline syntax check, disposable-domain flag (~9,900 domains), role address and free-mail flags for one email, no DNS (faste…
email_verify_batch3 free MCP calls per day (all tools together), then $0.005 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Email verification batch: up to 20 email addresses in one call - syntax, MX/A records via DNS-over-HTTPS, null MX, disposable, role and free-mai…
geocode_batch3 free MCP calls per day (all tools together), then $0.002 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). Geocode batch: up to 5 addresses or place names (separated by |) to coordinates and a structured address in one call, optional country filter. O…
pack_wallet_safety3 free MCP calls per day (all tools together), then $0.024 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier Wallet Safety Scan pack: Full safety scan of any wallet before you transact: profile and holdings, portfolio value, per-token risk scor…
pack_website_to_rag3 free MCP calls per day (all tools together), then $0.015 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier Website to RAG pack: Turn any web page into clean AI-ready data in one call: the page as markdown, a RAG-ready index for retrieval, and…
pack_b2b_lead_finder3 free MCP calls per day (all tools together), then $0.022 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier B2B Lead Finder pack: Find B2B leads on any company website in one call: contact emails and people from the site, a company profile, it…
pack_payment_verification3 free MCP calls per day (all tools together), then $0.008 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier Payment Verification pack: Verify a blockchain transaction before you trust it: live status (confirmed, pending or failed) plus a plain…
pack_domain_health3 free MCP calls per day (all tools together), then $0.025 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier Domain Health Check pack: Full health check for a domain in one call: WHOIS ownership and expiry, DNS records, SSL certificate status,…
pack_ai_tool_discovery3 free MCP calls per day (all tools together), then $0.012 USDC via x402 or card credits (paid in-band: params._meta["x402/payment"]). FreeTier AI Tool Discovery pack: Discover AI-agent tooling in one call: matching MCP servers, x402 pay-per-call services and agent tools for any…
Details
| Endpoint | https://freetier-agent-api.pages.dev/mcp (Streamable HTTP) |
| First published | 26 Oct 2026 |
| Last updated | 26 Oct 2026 |
| Registry name | dev.pages.freetier-agent-api/freetier-agent-api |
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