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Agent Tools

32 pay-per-call x402 tools: x402 seller audit, invoice intake, OCR, PDF, email, web, on-chain

사용해야 할까요

품질 및 안전성

B
설명 품질
100%
스키마 완전성
98%
이름 품질
80%
오염 위험
0%
권한 일치
100%
프로토콜 준수
100%

발견 사항 (9)

  • HIGHTool poisoning patterns detected
  • MEDIUMTool description contains URL to non-standard domainweb_to_markdown에서
  • MEDIUMTool description contains URL to non-standard domainweb_read_full에서
  • MEDIUMTool description contains URL to non-standard domainurl_metadata에서
  • MEDIUMTool description contains suspicious base64-like encoded stringtoken_info에서
  • MEDIUMTool description contains URL to non-standard domainurl_dossier에서
  • MEDIUMTool description contains suspicious base64-like encoded stringens_resolve에서
  • MEDIUMTool description contains suspicious base64-like encoded stringwallet_balance에서
  • MEDIUMTool description contains suspicious base64-like encoded stringtx_decode에서

도구 정의와 프로토콜 준수에 대한 자동 분석을 기반으로 합니다.

컨텍스트 비용

~6,410토큰 (도구 정의)
~595 B일반적인 응답 크기
상당한 주의 영향 (128k 컨텍스트의 5.01%)

이는 서버의 도구가 모델의 컨텍스트에 로드될 때마다 소비되는 대략적인 토큰 수입니다. 수치가 높을수록 다른 작업에 사용할 수 있는 주의가 줄어듭니다.

설치

원클릭 설치

`claude_desktop_config.json` 파일에 다음을 추가하세요:

{
  "mcpServers": {
    "agent-tools": {
      "url": "https://agents.crowdspark.me/mcp"
    }
  }
}

원격 엔드포인트

https://agents.crowdspark.me/mcpstreamable-http

할 수 있는 일

도구 목록

도구 (31)

🟢 읽기 전용🟡 쓰기🔴 삭제⚪ 알 수 없음
🟢email_check(email)

Email validation for signup forms, lead lists and CRM cleanup: checks syntax, MX mail servers, disposable or temporary domains, role addresses (info@, sales@) and free providers. Returns a deliverable_guess. No SMTP probe, no data stored. Price $0.001 USDC per call via x402. Example output: {"email":"[email protected]","valid_syntax":true,"domain":"acme.com","mx_records":["10 mx1.acme.com."],"has_mail_server":true,"disposable":false,"role_account":false,"free_provider":false,"deliverable_guess":"likely"}

입력 스키마

{
  "type": "object",
  "properties": {
    "email": {
      "type": "string",
      "description": "Email address to validate"
    }
  },
  "required": [
    "email"
  ]
}
🟢email_check_full(email)

One call email risk check: everything in email_check plus sender domain health (domain age, registrar, SPF, DMARC, website reachable) and a 0-100 risk score with accept/review/reject verdict. Use for fraud screening, lead qualification and signup gating. Price $0.004 USDC per call via x402. Example output: {"email":"[email protected]","has_mail_server":true,"disposable":false,"domain_health":{"registrar":"GoDaddy.com, LLC","age_days":4021,"spf":"v=spf1 include:_spf.google.com ~all","dmarc":"v=DMARC1; p=reject","website_reachable":true},"risk_score":0,"risk_reasons":[],"verdict":"accept"}

입력 스키마

{
  "type": "object",
  "properties": {
    "email": {
      "type": "string",
      "description": "Email address"
    }
  },
  "required": [
    "email"
  ]
}
🟢pdf_to_text(url, format)

PDF to text or markdown for RAG, summarizing, search indexing and reading reports, papers, contracts and invoices. Give a PDF URL (max 20 MB); returns text per page. format=text or markdown. Not stored. Price $0.006 USDC per call via x402. Example output: {"pages":1,"format":"markdown","characters":2859,"text":"## Page 1\n\nSample PDF\nThis is a simple PDF file..."}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public PDF URL"
    },
    "format": {
      "type": "string",
      "enum": [
        "text",
        "markdown"
      ]
    }
  },
  "required": [
    "url"
  ]
}
🟢document_extract(url)

One call document parsing for invoices, receipts, statements, forms and scanned pages: PDF or image URL in, full text plus extracted fields out (dates, money amounts, totals/tax/amount due, invoice or order numbers, key: value pairs, emails, phones, URLs, simple tables). Images and scans use OCR. Price $0.012 USDC per call via x402. Example output: {"kind":"pdf","pages":1,"characters":1840,"text":"INVOICE\nInvoice #: INV-1042\nDate: 2026-10-01\nTotal: $1,250.00","fields":{"dates":["2026-10-01"],"amounts":["$1,250.00"],"totals":[{"label":"total","value":"$1,250.00"}],"identifiers":["Invoice #: INV-1042"],"key_values":{"Invoice":"INV-1042","Date

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public PDF or image URL"
    }
  },
  "required": [
    "url"
  ]
}
⚪domain_lookup(domain)

Domain intelligence for due diligence, phishing checks and lead research: registrar, creation and expiry dates (RDAP/WHOIS), A/AAAA/MX/NS/TXT records, SPF, DMARC and HTTPS reachability in one call. Price $0.003 USDC per call via x402. Example output: {"domain":"example.com","registered":true,"registrar":"RESERVED-Internet Assigned Numbers Authority","created":"1995-08-14T04:00:00Z","expires":"2027-08-13T04:00:00Z","dns":{"a":["93.184.215.14"],"mx":[],"ns":["a.iana-servers.net."]},"email_security":{"spf":"v=spf1 -all","dmarc":null},"https":{"reac

입력 스키마

{
  "type": "object",
  "properties": {
    "domain": {
      "type": "string",
      "description": "Domain name, e.g. example.com"
    }
  },
  "required": [
    "domain"
  ]
}
🟢image_ocr(url)

OCR: read all text from a screenshot, photo, receipt, sign, scanned page or chart image at a URL (PNG/JPEG, max 10 MB). Keeps line breaks. Price $0.005 USDC per call via x402. Example output: {"text":"Hello Agent Tools"}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public image URL"
    }
  },
  "required": [
    "url"
  ]
}
⚪file_convert(from, to, input)

Format conversion for data pipelines and publishing: CSV to JSON, JSON to CSV, HTML to markdown, markdown to HTML, HTML to plain text. JSON body {from, to, input}. Price $0.003 USDC per call via x402. Example output: {"output":[{"name":"widget","qty":"2"}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "from": {
      "type": "string",
      "enum": [
        "csv",
        "json",
        "html",
        "markdown"
      ]
    },
    "to": {
      "type": "string",
      "enum": [
        "csv",
        "json",
        "html",
        "markdown",
        "text"
      ]
    },
    "input": {
      "type": "string",
      "description": "Content to convert"
    }
  },
  "required": [
    "from",
    "to",
    "input"
  ]
}
🟢web_to_markdown(url)

Read a web page as clean LLM-ready markdown (main content, no nav or scripts) for research, RAG and summarization. Respects robots.txt. Price $0.0015 USDC per call via x402. Example output: {"url":"https://example.com/","status":200,"title":"Example Domain","characters":156,"markdown":"This domain is for use in documentation examples..."}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public page URL"
    }
  },
  "required": [
    "url"
  ]
}
🟢web_read_full(url)

One call page reader: clean markdown plus page metadata (title, description, Open Graph, canonical, favicon), outbound links, word count and extracted dates, prices, emails and phones. Use for research agents, price checks and lead enrichment from public pages. Price $0.004 USDC per call via x402. Example output: {"url":"https://example.com/","title":"Example Domain","markdown":"...","meta":{"description":null,"og_image":null,"canonical":null},"links":["https://iana.org/domains/example"],"word_count":25,"fields":{"dates":[],"amounts":[],"emails":[],"phones":[]}}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public page URL"
    }
  },
  "required": [
    "url"
  ]
}
⚪url_metadata(url)

Link preview and unfurl data: title, description, Open Graph image, site name, canonical URL, favicon and final URL after redirects. Price $0.001 USDC per call via x402. Example output: {"url":"https://github.com/","final_url":"https://github.com/","status":200,"title":"GitHub","description":"Join the world's most widely adopted...","og_image":"https://github.githubassets.com/images/modules/site/social-cards/campaign-social.png","site_name":"GitHub"}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Page URL"
    }
  },
  "required": [
    "url"
  ]
}
⚪timezone_convert(time, from, to)

Timezone conversion for scheduling meetings and deadlines across IANA zones, with DST-correct UTC offsets. time=ISO local time or 'now'. Price $0.001 USDC per call via x402. Example output: {"utc":"2026-10-22T16:00:00.000Z","from":{"timezone":"America/New_York","local":"2026-10-22T12:00:00","utc_offset":"-04:00"},"to":{"timezone":"Asia/Tokyo","local":"2026-10-23T01:00:00","utc_offset":"+09:00"}}

입력 스키마

{
  "type": "object",
  "properties": {
    "time": {
      "type": "string",
      "description": "ISO local time or 'now'"
    },
    "from": {
      "type": "string",
      "description": "IANA zone, e.g. America/New_York"
    },
    "to": {
      "type": "string",
      "description": "IANA zone, e.g. Asia/Tokyo"
    }
  },
  "required": [
    "from",
    "to"
  ]
}
⚪business_days(start, end, country)

Business day calculator for SLAs, invoice due dates, shipping and legal deadlines: counts working days between two dates, skipping weekends and national public holidays (ISO country code). Price $0.001 USDC per call via x402. Example output: {"start":"2026-12-01","end":"2026-12-31","country":"US","business_days":22,"holidays_excluded":1,"inclusive":true}

입력 스키마

{
  "type": "object",
  "properties": {
    "start": {
      "type": "string",
      "description": "YYYY-MM-DD"
    },
    "end": {
      "type": "string",
      "description": "YYYY-MM-DD"
    },
    "country": {
      "type": "string",
      "description": "ISO 3166 alpha-2, optional"
    }
  },
  "required": [
    "start",
    "end"
  ]
}
⚪public_holidays(country, year)

Public holiday calendar for 100+ countries by year, for scheduling, payroll and delivery planning. Price $0.001 USDC per call via x402. Example output: {"year":2027,"country":"US","holidays":[{"date":"2027-01-01","name":"New Year's Day","local_name":"New Year's Day","global":true}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "country": {
      "type": "string",
      "description": "ISO 3166 alpha-2"
    },
    "year": {
      "type": "string",
      "description": "Year, e.g. 2027"
    }
  },
  "required": [
    "country",
    "year"
  ]
}
⚪fx_rates(base, symbols, date)

Currency exchange rates (European Central Bank reference rates) for price conversion, invoicing and travel budgets. Latest or historical by date. Price $0.001 USDC per call via x402. Example output: {"source":"European Central Bank via Frankfurter","base":"USD","date":"2026-10-22","rates":{"EUR":0.89246,"JPY":157.05}}

입력 스키마

{
  "type": "object",
  "properties": {
    "base": {
      "type": "string",
      "description": "Base currency, e.g. USD"
    },
    "symbols": {
      "type": "string",
      "description": "Comma list, optional"
    },
    "date": {
      "type": "string",
      "description": "YYYY-MM-DD, optional"
    }
  },
  "required": []
}
⚪ip_lookup(ip)

IP address lookup for security triage, log analysis and fraud checks: owning network, allocation range, registry country (RDAP) and reverse DNS. Price $0.003 USDC per call via x402. Example output: {"ip":"1.1.1.1","network":"APNIC-LABS","range":"1.1.1.0 - 1.1.1.255","country":"AU","type":"ASSIGNED PORTABLE","reverse_dns":["one.one.one.one."]}

입력 스키마

{
  "type": "object",
  "properties": {
    "ip": {
      "type": "string",
      "description": "IPv4 or IPv6 address"
    }
  },
  "required": [
    "ip"
  ]
}
🟢token_info(address, chain)

Token contract inspector for Base, Ethereum, Optimism, Arbitrum and Polygon: is it a contract, ERC20/ERC721/ERC1155 detection, name, symbol, decimals, total supply (raw and formatted), owner, and upgradeable-proxy check (EIP-1967, beacon, EIP-1167 clone, legacy zeppelinos) with implementation and admin addresses. Read live from public RPC. Use before quoting, swapping, listing or paying with a token. Price $0.002 USDC per call via x402. Example output: {"chain":"base","chain_id":8453,"address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","is_contract":true,"standard":"ERC20","name":"USD Coin","symbol":"USDC","decimals":6,"total_supply":"4299464528.64453","owner":"0x3ABd6f64A422225E61E435baE41db12096106df7","proxy":{"is_proxy":true,"type":"zeppelin

입력 스키마

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "description": "Token contract address (0x...)"
    },
    "chain": {
      "type": "string",
      "enum": [
        "base",
        "ethereum",
        "optimism",
        "arbitrum",
        "polygon"
      ],
      "description": "Chain, default base"
    }
  },
  "required": [
    "address"
  ]
}
⚪gas_estimate(chain, to, from, value, data)

Gas estimate and fee quote for Base, Ethereum, Optimism, Arbitrum and Polygon: eth_estimateGas for your transaction (to, from, value, data) or a plain transfer if no 'to', current base fee, slow/standard/fast priority tips from recent blocks, max fee suggestions, L1 data fee on OP-stack chains and total cost in native coin and USD (Chainlink price). Reports reverts instead of failing. Use before signing or to budget agent transactions. Price $0.002 USDC per call via x402. Example output: {"chain":"base","chain_id":8453,"block":53115830,"native":"ETH","gas_units":"45415","method":"eth_estimateGas","reverted":false,"base_fee_gwei":"0.005","l1_data_fee_native":"0.000000000857537839","native_usd":2320.97,"fees":[{"tier":"slow","max_priority_fee_gwei":"0.00011","max_fee_per_gas_gwei":"0.

입력 스키마

{
  "type": "object",
  "properties": {
    "chain": {
      "type": "string",
      "enum": [
        "base",
        "ethereum",
        "optimism",
        "arbitrum",
        "polygon"
      ],
      "description": "Chain, default base"
    },
    "to": {
      "type": "string",
      "description": "Optional. Target address; omit for a plain native transfer quote"
    },
    "from": {
      "type": "string",
      "description": "Optional. Sender address"
    },
    "value": {
      "type": "string",
      "description": "Optional. Value in wei"
    },
    "data": {
      "type": "string",
      "description": "Optional. 0x calldata"
    }
  },
  "required": []
}
🟢x402_endpoint_check(url, method)

x402 readiness check for any paid API URL: probes it without paying and reports whether it returns a valid 402, where the requirements are (header or body, v1 or v2), network, asset, price in USD, payTo (with EIP-55 checksum check), EIP-712 token domain, timeout, resource URL and Bazaar discovery. Returns ready or needs_fixes with a 0-100 score and a list of specific issues. Use before listing an endpoint or paying it. Never pays. Price $0.005 USDC per call via x402. Example output: {"url":"https://api.example.com/v1/data","probe":{"method":"GET","status":402,"redirects":0,"ms":312},"x402_detected":true,"ready":true,"score":100,"verdict":"ready","version":2,"delivered_via":"PAYMENT-REQUIRED header","accepts":[{"scheme":"exact","network":"eip155:8453","asset_symbol":"USDC","amou

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL of the paid endpoint to probe"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "POST"
      ],
      "description": "Optional. Default tries GET, then POST if GET returns 404 or 405"
    }
  },
  "required": [
    "url"
  ]
}
🟢x402_seller_audit(url, method)

Will my paid API get listed? Audits any x402 endpoint URL: runs the readiness check, flags the 500 character description limit, then checks the Coinbase Bazaar listing, OpenAPI x-payment-info, 402 Index entry, favicon, llms.txt and /.well-known/x402. Returns a 0-100 score, verdict and an ordered fix list. Never sends a payment. Price $0.01 USDC per call via x402. Example output: {"url":"https://api.example.com/v1/data","score":82,"verdict":"ready_but_hard_to_find","readiness":{"score":100,"verdict":"ready","price_usd":0.001,"description_length":180},"listing":{"score":35,"coinbase_bazaar":{"listed":false},"openapi":{"found":true,"path_documented":true}},"fixes":[{"severity"

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL of your paid x402 endpoint"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "POST"
      ],
      "description": "Optional"
    }
  },
  "required": [
    "url"
  ]
}
🟢email_check_batch(emails)

Batch email validation for list cleaning: up to 10 addresses per call, 40% cheaper than 10 single calls. JSON body {emails:[...]}. Each item gets syntax, MX, disposable, role and free-provider checks and a deliverable_guess. Bad items return per-item errors, not a failed call. Price $0.006 USDC per call via x402. Example output: {"count":2,"succeeded":2,"failed":0,"results":[{"input":"[email protected]","ok":true,"result":{"deliverable_guess":"likely"}},{"input":"[email protected]","ok":true,"result":{"disposable":true,"deliverable_guess":"risky"}}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "emails": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "maxItems": 10,
      "description": "1 to 10 email addresses"
    }
  },
  "required": [
    "emails"
  ]
}
⚪ip_lookup_batch(ips)

Batch IP lookup for log analysis and fraud review: up to 10 IPv4 or IPv6 addresses per call, 40% cheaper than singles. JSON body {ips:[...]}. Each item returns the owning network, range, country (RDAP) and reverse DNS. Bad items return per-item errors. Price $0.012 USDC per call via x402. Example output: {"count":2,"succeeded":2,"failed":0,"results":[{"input":"1.1.1.1","ok":true,"result":{"network":"APNIC-LABS","country":"AU"}},{"input":"8.8.8.8","ok":true,"result":{"network":"GOGL","country":"US"}}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "ips": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "maxItems": 10,
      "description": "1 to 10 IP addresses"
    }
  },
  "required": [
    "ips"
  ]
}
⚪domain_lookup_batch(domains)

Batch domain intelligence for due diligence and lead lists: up to 10 domains per call, 60% cheaper than singles. JSON body {domains:[...]}. Each item returns registrar, dates, DNS, SPF, DMARC and HTTPS reachability. Bad items return per-item errors. Price $0.012 USDC per call via x402. Example output: {"count":2,"succeeded":2,"failed":0,"results":[{"input":"example.com","ok":true,"result":{"registered":true,"registrar":"RESERVED-Internet Assigned Numbers Authority"}}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "domains": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "maxItems": 10,
      "description": "1 to 10 domain names"
    }
  },
  "required": [
    "domains"
  ]
}
⚪url_dossier(url)

One call dossier on a web page and its host: clean markdown, page metadata, outbound links and extracted fields, plus domain intelligence (registrar, age, DNS, SPF, DMARC) and IP network lookup for the host, with a short trust summary. Replaces three calls. Price $0.007 USDC per call via x402. Example output: {"url":"https://example.com/","host":"example.com","page":{"title":"Example Domain","word_count":25},"domain":{"registered":true,"registrar":"RESERVED-Internet Assigned Numbers Authority"},"ip":{"network":"EDGECAST","country":"US"},"summary":{"domain_age_days":11000,"has_spf":true,"https_reachable":

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public page URL"
    }
  },
  "required": [
    "url"
  ]
}
🟢invoice_intake(url)

Invoice intake for AP agents: PDF or image URL in, one decision-ready JSON out. Extracts text, number, total, dates and vendor contact, then runs an email risk check and domain lookup on the vendor and returns accept, review or reject with reasons. Heuristic triage, not bank verification. Price $0.012 USDC per call via x402. Example output: {"invoice":{"number":"INV-1042","total":"$1,250.00","vendor_email":"[email protected]","vendor_domain":"acme.com"},"vendor_checks":{"email":{"verdict":"accept","risk_score":0},"domain":{"registered":true,"age_days":4021}},"verdict":"accept","reasons":[]}

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public PDF or image URL of the invoice"
    }
  },
  "required": [
    "url"
  ]
}
🟢token_preflight(address, chain, from)

Token preflight for agents about to swap, list or pay with a token on Base, Ethereum, Optimism, Arbitrum or Polygon: contract and standard check, name, symbol, supply, proxy and owner flags, a 0-100 structural risk score with reasons, plus a simulated ERC20 transfer gas cost in USD. Not a honeypot audit. Price $0.004 USDC per call via x402. Example output: {"token":{"chain":"base","symbol":"USDC","standard":"ERC20","decimals":6},"risk":{"score":30,"level":"medium","reasons":["upgradeable or proxy contract (zeppelinos (legacy unstructured storage))","has an owner address"]},"transfer_gas":{"gas_units":"45415","fees":[{"tier":"standard","est_cost_usd":0

입력 스키마

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "description": "Token contract address"
    },
    "chain": {
      "type": "string",
      "enum": [
        "base",
        "ethereum",
        "optimism",
        "arbitrum",
        "polygon"
      ],
      "description": "Default base"
    },
    "from": {
      "type": "string",
      "description": "Optional holder address for a realistic transfer simulation"
    }
  },
  "required": [
    "address"
  ]
}
🟢ens_resolve(name, address)

ENS lookup: name to address (with avatar) or address to primary name, with forward verification. Read live from Ethereum mainnet. Use name=vitalik.eth or address=0x... Use before sending funds to a human readable name. Price $0.002 USDC per call via x402. Example output: {"name":"vitalik.eth","address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","resolved":true,"avatar":null}

입력 스키마

{
  "type": "object",
  "properties": {
    "name": {
      "type": "string",
      "description": "ENS name, e.g. vitalik.eth"
    },
    "address": {
      "type": "string",
      "description": "Or an address for reverse lookup"
    }
  },
  "required": []
}
🟢wallet_balance(address, chain, tokens)

Wallet balance on Base, Ethereum, Optimism, Arbitrum or Polygon: native coin balance with USD value (Chainlink) plus up to 10 ERC20 token balances with symbol and decimals. Pass tokens=0xA,0xB. Read live from public RPC. Use before funding, swapping or paying from a wallet. Price $0.002 USDC per call via x402. Example output: {"chain":"base","address":"0x0dEA0030A17BF886543a757c55924710258c2eec","native":{"symbol":"ETH","balance":"0.0012","usd":2.78},"tokens":[{"token":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","symbol":"USDC","balance":"1.5"}]}

입력 스키마

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "description": "Wallet address"
    },
    "chain": {
      "type": "string",
      "enum": [
        "base",
        "ethereum",
        "optimism",
        "arbitrum",
        "polygon"
      ],
      "description": "Default base"
    },
    "tokens": {
      "type": "string",
      "description": "Optional comma list of up to 10 ERC20 addresses"
    }
  },
  "required": [
    "address"
  ]
}
🟢tx_decode(hash, chain)

Transaction decoder for Base, Ethereum, Optimism, Arbitrum and Polygon: status, from, to, value, gas used, fee in native coin and USD, method name and arguments for common ERC20 calls, ERC20 transfers with symbols and amounts, and approvals. Use to confirm a payment landed or explain what a transaction did. Price $0.003 USDC per call via x402. Example output: {"chain":"base","hash":"0x5514...","status":"success","from":"0x652a...","to":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","method":{"name":"transfer"},"token_transfers":[{"symbol":"USDC","amount":"0.003"}],"fee_usd":0.0004}

입력 스키마

{
  "type": "object",
  "properties": {
    "hash": {
      "type": "string",
      "description": "Transaction hash (0x + 64 hex)"
    },
    "chain": {
      "type": "string",
      "enum": [
        "base",
        "ethereum",
        "optimism",
        "arbitrum",
        "polygon"
      ],
      "description": "Default base"
    }
  },
  "required": [
    "hash"
  ]
}
🟡business_day_add(start, days, country)

Due-date calculator: add or subtract N business days from a date, skipping weekends and nationwide public holidays for a country (ISO code). Returns the result date and weekday, which holidays were skipped and whether the start day is a working day. For SLAs, invoice terms, shipping and legal deadlines. Price $0.001 USDC per call via x402. Example output: {"start":"2026-12-23","start_weekday":"Wednesday","start_is_business_day":true,"days":5,"result":"2026-12-31","result_weekday":"Thursday","calendar_days":8,"weekend_days_skipped":2,"holidays_skipped":[{"date":"2026-12-25","name":"Christmas Day"}],"country":"US"}

입력 스키마

{
  "type": "object",
  "properties": {
    "start": {
      "type": "string",
      "description": "Start date YYYY-MM-DD (not counted)"
    },
    "days": {
      "type": "string",
      "description": "Whole number of business days, negative to go back (max 1000)"
    },
    "country": {
      "type": "string",
      "description": "Optional ISO 3166 alpha-2, e.g. US"
    }
  },
  "required": [
    "start",
    "days"
  ]
}
🟡fx_convert(amount, from, to, date)

Currency converter for invoices, quotes and budgets: convert an amount from one currency into up to 10 others using European Central Bank rates (latest or a past date). Returns rounded amounts, rate, inverse rate and the 7 day change in percent for each target. Price $0.002 USDC per call via x402. Example output: {"source":"European Central Bank via Frankfurter","amount":1250,"from":"USD","rate_date":"2026-10-27","conversions":[{"currency":"EUR","rate":0.89686,"inverse_rate":1.115,"converted":1121.08,"change_7d_pct":0.925}],"change_7d_reference_date":"2026-10-20"}

입력 스키마

{
  "type": "object",
  "properties": {
    "amount": {
      "type": "string",
      "description": "Amount to convert, e.g. 1250.50"
    },
    "from": {
      "type": "string",
      "description": "Source currency code, e.g. USD"
    },
    "to": {
      "type": "string",
      "description": "Comma list of up to 10 target currency codes"
    },
    "date": {
      "type": "string",
      "description": "Optional YYYY-MM-DD for a historical rate"
    }
  },
  "required": [
    "amount",
    "from",
    "to"
  ]
}
🟢url_check(url)

Link health check: follows redirects hop by hop (max 8) with status and timing, flags loops and https downgrades, then reports final status, content type and size, server, caching and a security-header grade (HSTS, CSP, nosniff, frame, referrer, permissions). Public hosts only. Price $0.002 USDC per call via x402. Example output: {"url":"http://github.com/","final_url":"https://github.com/","final_status":200,"verdict":"ok_after_redirect","redirects":1,"https":true,"downgraded_to_http":false,"hops":[{"url":"http://github.com/","status":301,"location":"https://github.com/","ms":40},{"url":"https://github.com/","status":200,"l

입력 스키마

{
  "type": "object",
  "properties": {
    "url": {
      "type": "string",
      "description": "Public http(s) URL to check"
    }
  },
  "required": [
    "url"
  ]
}

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