FreeTier Agent API

它能帮你做什么

我们还没有为它写通俗的介绍。下面是我们从注册中心读取到的事实。

• 连接方式: 在云端运行
• 传输方式: Streamable HTTP
• 分类: 开发者工具

安装

选择你使用的 AI 应用，然后复制设置。

你需要

• 在云端运行无需安装任何东西，通过互联网连接

你用的是哪个应用？

https://freetier-agent-api.pages.dev/mcp

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"
    }
  }
}

https://freetier-agent-api.pages.dev/mcp

你的选择通过 Cookie 保存在这台设备上，无需账户。

这些设置是根据作者在注册中心的条目生成的。如果 README 的写法不同，请以 README 为准。

它能做什么

工具名称和描述与服务器在 2026年11月7日 报告的完全一致。这些内容由作者撰写，不是我们写的；我们以纯文本形式显示。

• list_endpoints

  Free. 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_sample

  Free. Five sample MCP servers from the 4,259-server directory (MIT source).

• llm_pricing_sample

  Free. List prices of five popular LLMs (USD per 1M tokens, LiteLLM table, MIT).

• api_directory_sample

  Free. Five live public APIs that need no key.

• invoice_json

  Send 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 J

• token_risk

  3 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, blacklist

• tx_explain

  3 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 fe

• wallet_profile

  3 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 tokens

• contract_abi

  3 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_contacts

  3 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 E

• page_rag

  3 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), a

• robots_check

  3 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 t

• page_meta

  3 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_cost

  3 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 p

• page_check

  3 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_check

  3 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-c

• country

  3 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 zones

• holidays

  3 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 list

• currency

  3 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 to

• base_gas

  3 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_markdown

  3 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, max

• email_verify

  3 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, disposabl

• extract_json

  3 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

• gas

  3 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, late

• token_info

  3 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 co

• ens

  3 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 record

• tx_status

  3 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): p

• dns

  3 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 cal

• domain_whois

  3 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, created

• ssl_cert

  3 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,

• geocode

  3 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 -> structure

• feed_json

  3 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 norm

• sitemap

  3 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 firs

• qr_code

  3 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 + dat

• apis_search

  3 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, limit

• free_tiers

  3 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 URLs

• llm_pricing

  3 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_servers

  3 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 (cloud

• x402_services

  3 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 UR

• agent_tools

  3 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 (nohuma

• dataset_full

  Dataset 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_servers

  Dataset download: $1 USDC via x402. Full MCP server directory dump (4,259 servers, JSON). Source awesome-mcp-servers (MIT).

• dump_llm_pricing

  Dataset 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_reference

  Dataset 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_services

  Dataset 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_tools

  Dataset 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_score

  3 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), r

• token_portfolio

  3 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_compare

  3 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, liqui

• rug_check

  3 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 righ

• token_price

  3 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_prices

  3 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: Geck

• token_price_history

  3 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_monitor

  3 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 ti

• news_entity

  3 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, headlin

• news_sentiment

  3 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 p

• wiki_fact

  3 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, h

• company_profile

  3 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 pro

• company_techstack

  3 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_contacts

  3 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 num

基础检查i

我们检查的是任何人都能看到的信息；我们没有阅读代码。不适用的检查项不计入总数。 · 检查于 2026年11月8日

• ! 注意

  作者与仓库一致

  注册中心没有列出源代码仓库，因此无法将发布者（freetier-agent-api.pages.dev）与代码对应起来

• … 尚未检查

  仍在维护

  我们还没有从 GitHub 读取这个仓库

• … 尚未检查

  有许可证

  我们还没有从 GitHub 读取这个仓库

• ✓ 通过

  端点有响应

  在 22 毫秒内响应（HTTP 200）

• – 不适用

  使用 OAuth 登录

  无需登录

• ✓ 通过

  工具描述中没有隐藏指令

  已读取 60 个工具描述，未发现针对 AI 的隐藏指令

与“开发者工具”中的其他服务器比较i

• 星标数多于此分类中其他 4920 个服务器的 0%
• 发布到注册中心的时间比此分类中其他 4920 个服务器的 75% 更新
• 基础检查结果等于或优于此分类中其他 4920 个服务器的 24%

与注册中心里这个分类中所有活跃的服务器比较。只有当发布者拥有该仓库时，星标数才计入。

替代选择

同一分类中其他作者的服务器，按星标数排序。

如何看卡片：★ GitHub 星标i三大支柱：评价 · 检查 · 使用情况i更新 = 最新版本发布到注册中心的时间i

作者的 README

仓库中没有找到 README