X402Node
Generates cryptographically random UUIDs (v4) or time-sortable UUIDs (v7) individually or in batches.
Trust signal
4 of 4 pillars
coverage 100%
Pillars
Signals
Evidence tiers, not an endorsement · trust model v0.1.0 (provisional) · CDP-lane settlement only (D3) · Trust API coming soon
On-chain traction
ERC-8004 agent registry
Not found in the ERC-8004 agent registry. This is the default state — absence is not a negative signal.
Identity & classification
Settlement volume
USDC settled on-chain · monthly
as of Jul 12, 2026
Endpoints(528)
Showing 100 of 528 endpoints · sorted by price
Hex to HSL converter / hue saturation lightness / HSL color picker / hex to hsl / RGB to HSL / color space conversion / CSS hsl() / color theory. Convert hex color into HSL (Hue, Saturation, Lightness) and return both RGB intermediate and CSS hsl() string.
Hex to RGB converter, color converter, hex color parser, #FF0000 to rgb, 3-digit hex, 6-digit hex, web color decode. Convert hex color codes (#FF0000, FF0000, #F00) into RGB integer values and CSS rgb() string.
Random color generator, random hex, random RGB, random HSL, color picker, batch colors, pleasant random color, vibrant colors. Generate one or more random colors with optional saturation and lightness constraints.
CSV to JSON, JSON to CSV, csv parser, csv to json converter, json to csv array, tabular data converter, spreadsheet to json, comma separated values parser, data transform. Bidirectional convert between CSV and JSON. CSV first row used as headers.
JSON to YAML / YAML to JSON / yaml parser / json to yaml converter / config file converter / yaml config / json string to yaml / convert yaml to json / yml json. Bidirectional convert between JSON and YAML with pretty-print.
Markdown to HTML, HTML to Markdown, MD to HTML, markdown renderer, GFM markdown parser, convert md to html, convert html to markdown, markdown converter, html parser. Bidirectional convert between Markdown and HTML. Direction by 'from' param.
Timestamp converter, unix timestamp to date, ISO 8601 converter, epoch to date, date string to unix, time format converter, utc to local time, unix time, epoch milliseconds, human readable date. Convert between unix epoch (sec or ms), ISO 8601, and human-readable date strings. Auto-detect input format.
Random bytes generator, cryptographic random, CSPRNG, secure random, random token, nonce generator, session key, API secret generator, random hex base64. Generate cryptographically secure random bytes in hex or base64 encoding.
base64 encode, base64 decode, Base64 encoder, Base64 decoder, encode base64, decode base64, base64 encode online, base64url, URL-safe Base64, RFC 4648 encode, encode text to base64, decode base64 string, JWT prep, data URI encode, binary base64 encoding. Standard or URL-safe Base64 encoding/decoding of any text. For AI agents, JWT manipulation, API token handling, data URI generation, base64 converter
cron parser, cron expression parser, parse cron expression, cron parser online, cron schedule parser, crontab parser, cron syntax parser, cron decoder, cron validator, next run calculator, cron to human readable, crontab inspector, cron job parser. Parse 5-field cron expressions and compute next N execution times. Returns human description + upcoming timestamps. For AI agents, schedule debug, automation pipelines.
hash sha256 generator, SHA256 hash generator, SHA-256 hash, generate SHA256 hash, SHA-1 SHA-256 SHA-384 SHA-512 hash, MD5 hash generator, cryptographic hash, hex digest, checksum, message digest generator, file integrity hash, content fingerprint. Compute hash of any text using MD5, SHA-1, SHA-256, SHA-384, or SHA-512. Returns hex digest. For AI agents, integrity checks, deduplication, content addressing.
JWT decoder, JSON Web Token parser, JWT inspector, claims extractor, OAuth token decoder, JWT header parser, JWT payload reader, jwt.io alternative, API token introspection. Decode JWT header and payload (signature NOT verified). For AI agents, OAuth flow debug, API token inspection, auth analysis, jwt claims parser
regex test, test regex, regex tester, test regular expression, regex test online, regex pattern test, regular expression test, pattern matcher, JavaScript regex test, find regex matches, regex validator, regex debugger, regex 101 alternative. Test any regex pattern against text. Returns all matches with capture groups and indices. For AI agents, pattern extraction, text validation, log parsing.
UUID generator API, UUID generator, UUIDv4 generator, UUIDv7 generator, random UUID generator, unique ID generator, batch UUID generator, GUID generator, RFC 4122 UUID generator, online UUID generator, database UUID generator. Generate cryptographically random UUID v4 or time-sortable UUID v7, single or batch up to 100. For AI agents, distributed systems, database row IDs, request tracking, correlation IDs, idempotency keys.
Base32 encoder/decoder, RFC 4648, Crockford, case-insensitive, DNS, TOTP secret, 2FA key encoding, human-readable base32. Encode binary or text to/from Base32.
Base58 encoder/decoder, Bitcoin, Solana, IPFS CID, Flickr, no ambiguous chars, address encoding, wallet address format. Used by BTC, Solana, IPFS.
HTML entity encoder/decoder, XSS prevention, named entities, numeric entities, and amp; and lt; and gt;, character escape. Escape user input for safe HTML.
Morse code encoder/decoder, international Morse, dot-dash, amateur radio, SOS, signal encoding, accessibility, fun text conversion.
URL encoder/decoder, percent encoding, RFC 3986, query string escape, form data, encodeURIComponent, decodeURIComponent. Safely escape URLs for HTTP.
Password generator, strong password, random password, secure password generator, crypto-safe password, password maker, generate strong password, customizable password length, pronounceable password, random secure pass. Generate cryptographically random password with custom length and character set rules.
QR code generator, QR generator, generate qrcode, text to qr, url to qr code, 2D barcode generator, make qr png, qrcode base64 image, qr code creator, generate qr code from url. Generate QR code as base64 PNG data URL. Use for URL, wifi credentials, business cards.
Look up Gravatar avatar URL + public profile by email. Returns md5/sha256 hashes, sized avatar URLs, default-icon variants, and profile JSON (display name, location, links, accounts) if it exists. Use [email protected]. Built for AI agents enriching user data and onboarding.
Haversine great-circle distance between two coordinates. Returns km, miles, bearing degrees. Use ?lat1=X and lng1=Y and lat2=A and lng2=B. Built for AI agents for proximity checks and routing pre-filters.
Timezone lookup for a coordinate via timeapi.io. Returns IANA timezone, current local time, UTC offset, DST status. Use ?lat=37.78 and lng=-122.42. Built for AI agents scheduling across regions.
Percentage calculator, percent of, percent change, percent increase decrease, what percentage, tip calculator, discount calculator, markup, margin. Compute percent operations: X percent of Y, what percent X is of Y, percent change from X to Y, X increased or decreased by Y percent.
Random number generator, random integer, random float, dice roll, lottery numbers, coin flip, cryptographically secure random, RNG, number picker. Generate cryptographically secure random numbers in a range with optional batch count.
Unit converter, measurement conversion, metric imperial, length weight temperature speed area volume, kilometer to mile, kg to pound, celsius to fahrenheit, inch to cm, mph to kmh, bytes to gigabytes. Convert between common units of measurement: length, weight, temperature, area, volume, speed, data size, time.
Compute markdown stats: words, characters, paragraphs, headings, code blocks, links, images, reading time (200 wpm). Use url param or ?text=.... Built for AI agents auditing docs, estimating cost/length for LLM ingest.
Strip all Markdown syntax, returning plain text (no headings, links, code, emphasis, lists). Use url param or ?text=.... Built for AI agents feeding markdown to embeddings, TTS, or fulltext search.
Password entropy calculator, Shannon entropy, bits of randomness, charset size, mathematical password strength metric for security audits.
Diceware passphrase generator, multi-word random, memorable secure, xkcd 936 style, random word combinations from curated wordlist.
Password policy validator, configurable rules, min length, uppercase, lowercase, digit, special, enterprise password policy check.
Password strength estimator, score 0-4, zxcvbn-style heuristics, crack time, weak password detection. Returns score, feedback, estimated crack time.
⚠️ BETA — IOC data under active verification 2026-05-25, do not rely on matches for production. Supply chain attack IOC catalog. List active campaigns: npm, PyPI, Composer. Shai-Hulud, TanStack, Laravel-Lang. For coding agents pre-install audit.
Case converter / camelCase / snake_case / kebab-case / PascalCase / SCREAMING_SNAKE_CASE / CONSTANT_CASE / dot.case / title case / variable naming convention converter / case transform. Convert string between camelCase, snake_case, kebab-case, PascalCase, CONSTANT_CASE, dot.case, Title Case.
extract emails, extract urls, extract phone numbers, extract crypto addresses, extract ethereum addresses, regex extraction, text entity extractor. Extract emails, URLs, phone numbers, hashtags, mentions, IP addresses, ethereum and bitcoin addresses from any text. Returns categorized arrays. For AI agents parsing emails, scraping documents, content moderation.
extract keywords, keyword extraction, keyword extractor, find keywords, top keywords, SEO keywords, automatic keyword extraction, document keywords. Extract significant keywords from any English or multilingual text. Returns top N keywords ranked by frequency and importance with stopwords filtered. For AI agents doing SEO analysis, content tagging, document categorization, topic modeling.
language detect, detect language, identify language, language identifier, language detection, language detector, langdetect, ISO 639-3 language code. Detect language of any text. Returns ISO 639-3 code with confidence. Supports 80 plus languages. For AI agents handling multilingual text, content routing, translation pipelines.
Lorem ipsum generator, placeholder text, dummy text, fake text generator, lorem text, filler content, sample text, lipsum, test content for design, mockup text. Generate Lorem ipsum placeholder with custom words, sentences, or paragraph count.
readability score, text readability, Flesch reading ease, reading grade level, reading level, text difficulty, reading age, readability index, text complexity, readability analysis, reading grade, reading ease, text level. Analyze text readability with multiple metrics including reading ease, grade level, syllable and sentence counts. For AI agents content optimization, education tools, writing assistants, accessibility checks.
sentiment analysis, text sentiment, analyze sentiment, sentiment API, sentiment classifier, emotion detection, opinion mining, sentiment score. Analyze sentiment of any English text. Returns score (positive minus negative), comparative score per token, positive and negative word lists. For AI agents content moderation, review analysis, social media monitoring.
URL slug generator, slugify text, make url friendly, seo slug, clean string for url, kebab case url, web slug, convert text to slug, permalink generator. Convert any string to URL-friendly slug, strip diacritics, lowercase, replace spaces with hyphens.
Text statistics, word count, character count, line counter, text analyzer, reading time estimate, paragraph counter, sentence counter, text length, wordcount API, count words in text. Get word/char/line/paragraph/sentence count and reading time estimate.
Duration calculator, time difference, elapsed time, days between dates, hours between times, age calculator, how long ago, countdown, time span. Compute the duration between two timestamps with human-readable breakdown (years, months, days, hours, minutes, seconds).
Relative time formatter, time ago, X minutes ago, in 2 hours, human readable time, fuzzy time, relative datetime, social media timestamps. Format a datetime as relative to now or another base (e.g. '3 hours ago', 'in 2 days').
Natural language date parser, parse date string, flexible datetime parser, today tomorrow yesterday, relative date keywords, +3 days, -1 week, ISO date parser. Parse natural language ('today', 'tomorrow', '+3d', '-1w') or any ISO/RFC date string into structured datetime.
dns lookup, DNS lookup API, DNS lookup online, lookup DNS records, DNS resolver lookup, nslookup API, DNS query lookup, dig replacement, DoH lookup, A AAAA MX TXT NS CNAME lookup, SPF DMARC DKIM lookup, nameserver lookup, CDN routing detector, DNS DNSSEC inspector. Resolve any domain to A, AAAA, MX, TXT, NS, CNAME, or SOA records. For AI agents, security audits, email config validation, network diagnostics.
extract meta tags from URL, HTML meta tags extractor, extract OG tags, extract Open Graph tags, extract Twitter Card meta tags, link preview meta tags. Parse any public webpage and extract title, description, keywords, canonical, favicon, language, OpenGraph (og:*), Twitter Card. For AI agents, link previews, SEO audits, content discovery.
ssl certificate checker, SSL certificate validator, check SSL certificate, SSL certificate expiration, HTTPS certificate check, SSL chain analyzer. Get full TLS handshake details for any domain: issuer, subject, SANs, validity dates, days remaining, fingerprint, serial, protocol, cipher. For AI agents, security audits, monitoring, HTTPS pipelines, tls certificate check, certificate expiry
Credit card validator, Luhn algorithm check, card number verification, card type detector, Visa Mastercard Amex Discover Diners JCB UnionPay brand identifier, PAN validation. Validate credit card number via Luhn algorithm and identify card brand. Returns validity, card type, masked number. No payment processing, validation only.
Email validator, email format check, RFC 5322 validation, email regex, verify email address, MX record check, disposable email detector, email syntax validator. Validate any email address format and optionally check MX records via DNS to verify the domain accepts mail. For AI agents, signup pipelines, lead validation, bot filtering.
IP address validator, IPv4 IPv6 detector, IP format check, private IP detection, loopback detection, link-local detection, multicast detection, RFC 1918, network classifier. Validate any IP address (IPv4 or IPv6) and classify as public/private/loopback/link-local/multicast/reserved.
Phone number validator, E.164 format check, international phone validation, country code parser, phone number format, mobile number verification, phone syntax validator. Validate phone number against E.164 international format (+1-3 digit country code, 4-14 digit subscriber).
URL validator, URL format check, URL parser, URL syntax validation, protocol scheme detector, domain parser, query string parser, URL component extractor, RFC 3986 URI validation. Validate URL syntax and parse into components: protocol, hostname, port, pathname, search, hash.
Validate and compute the EIP-55 checksum of an Ethereum address - precise mixed-case checksum that catches typos, which LLMs cannot reliably produce. checksum address, eip55, address validation, ethereum checksum, validate address, address checksum
Detect the language of input text from Unicode script and stopword analysis with a confidence score, covers Chinese, Japanese, Korean, Cyrillic, Arabic, Hebrew, Greek, Thai and major Latin languages. language detection, detect language, language identifier, what language is this text
Compare two texts and return cosine and Jaccard similarity scores with the top shared keywords, useful for duplicate and near-duplicate detection. text similarity, string similarity, compare documents, duplicate detection, content overlap
code formatter, prettier, code beautifier, JavaScript formatter, TypeScript formatter, JSON formatter, HTML formatter, CSS formatter, Markdown formatter, YAML formatter. Format code using Prettier. Supports JavaScript, TypeScript, JSON, HTML, CSS, Markdown, YAML, GraphQL. Auto-detects parser if not specified. For AI agents writing or fixing code in pipelines.
URL status checker, HTTP status code, website uptime monitor, endpoint health probe, dead link detector, redirect chain tracker, response time measurement, TTFB, 404 detector, 500 error checker. Check any public URL for HTTP status, response time, content-type, content-length, redirect chain, server header. For AI agents, monitoring pipelines, security audits, and link validation.
Native coin balance for any address on Ethereum, Base, Arbitrum, Optimism or Polygon, optionally an ERC20 token balance with symbol and decimals. wallet balance, eth balance, erc20 token balance, check address balance, multichain balance
Block info on five EVM chains, latest by default or by number: timestamp, transaction count, gas used, base fee and sample transaction hashes. latest block, block number lookup, block timestamp, chain head, block explorer data
Latest block on 7 EVM chains with gas utilization and a congestion rating (low/moderate/high) plus block age - lets agents check chain liveness and whether the network is busy before submitting a transaction, real-time data. block info, latest block, chain congestion, network busy, block height, gas utilization
Onchain ETH, BTC or LINK USD price straight from Chainlink mainnet oracles with round id, update time and the feed address for auditability. token price, eth price usd, btc price oracle, chainlink price feed, onchain price data
Bytecode size of an address across 7 EVM chains - zero means a regular wallet (EOA), non-zero means a contract with the byte count indicating complexity - a fast primitive for agents to distinguish wallets from contracts before interacting. code size, is contract, bytecode size, eoa or contract, contract bytecode, account code
Total supply, name, symbol and decimals for any ERC20 token contract on Ethereum, Base, Arbitrum, Optimism or Polygon. token supply, erc20 total supply, circulating supply, token info, coin supply
Real-time gas estimates from the pending block base fee with slow/standard/fast tiers in gwei on EVM chains. mempool gas, pending gas, gas estimate, current gas price, fast gas, transaction fee
Decode a 4-byte function selector or calldata into human-readable Solidity function signatures via openchain - reverses on-chain selectors that LLMs cannot know. function selector, 4byte decode, sig decode, calldata decode, method id, selector lookup
Convert ADA to USD at live price. Pass ?amount=1 for value in US Dollar. 艾达币兑换美元换算。カルダノを米ドルに換算。Convertir Cardano a dólar. 카르다노를 달러로 환전. ada to usd, Cardano convert.
Convert APT to USD at live price. Pass ?amount=1 for value in US Dollar. Aptos兑换美元换算。アプトスを米ドルに換算。Convertir Aptos a dólar. 앱토스를 달러로 환전. apt to usd, Aptos convert.
Convert ARB to USD at live price. Pass ?amount=1 for value in US Dollar. Arbitrum兑换美元换算。アービトラムを米ドルに換算。Convertir Arbitrum a dólar. 아비트럼를 달러로 환전. arb to usd, Arbitrum convert.
Convert ATOM to USD at live price. Pass ?amount=1 for value in US Dollar. Cosmos兑换美元换算。コスモスを米ドルに換算。Convertir Cosmos a dólar. 코스모스를 달러로 환전. atom to usd, Cosmos convert.
Convert AVAX to USD at live price. Pass ?amount=1 for value in US Dollar. 雪崩兑换美元换算。アバランチを米ドルに換算。Convertir Avalanche a dólar. 아발란체를 달러로 환전. avax to usd, Avalanche convert.
Convert BCH to USD at live price. Pass ?amount=1 for value in US Dollar. 比特币现金兑换美元换算。ビットコインキャッシュを米ドルに換算。Convertir Bitcoin Cash a dólar. 비트코인캐시를 달러로 환전. bch to usd, Bitcoin Cash convert.
Convert BNB to USD at live price. Pass ?amount=1 for value in US Dollar. 币安币兑换美元换算。BNBを米ドルに換算。Convertir BNB a dólar. 바이낸스코인를 달러로 환전. bnb to usd, BNB convert.
Convert BTC to USD at live price. Pass ?amount=1 for value in US Dollar. 比特币兑换美元换算。ビットコインを米ドルに換算。Convertir Bitcoin a dólar. 비트코인를 달러로 환전. btc to usd, Bitcoin convert.
Convert DAI to USD at live price. Pass ?amount=1 for value in US Dollar. Dai稳定币兑换美元换算。ダイを米ドルに換算。Convertir Dai a dólar. 다이를 달러로 환전. dai to usd, Dai convert.
Convert DOGE to USD at live price. Pass ?amount=1 for value in US Dollar. 狗狗币兑换美元换算。ドージコインを米ドルに換算。Convertir Dogecoin a dólar. 도지코인를 달러로 환전. doge to usd, Dogecoin convert.
Convert DOT to USD at live price. Pass ?amount=1 for value in US Dollar. 波卡兑换美元换算。ポルカドットを米ドルに換算。Convertir Polkadot a dólar. 폴카닷를 달러로 환전. dot to usd, Polkadot convert.
Convert ETC to USD at live price. Pass ?amount=1 for value in US Dollar. 以太经典兑换美元换算。イーサリアムクラシックを米ドルに換算。Convertir Ethereum Classic a dólar. 이더리움클래식를 달러로 환전. etc to usd, Ethereum Classic convert.
Convert ETH to USD at live price. Pass ?amount=1 for value in US Dollar. 以太坊兑换美元换算。イーサリアムを米ドルに換算。Convertir Ethereum a dólar. 이더리움를 달러로 환전. eth to usd, Ethereum convert.
Convert FIL to USD at live price. Pass ?amount=1 for value in US Dollar. Filecoin兑换美元换算。ファイルコインを米ドルに換算。Convertir Filecoin a dólar. 파일코인를 달러로 환전. fil to usd, Filecoin convert.
Convert INJ to USD at live price. Pass ?amount=1 for value in US Dollar. Injective兑换美元换算。インジェクティブを米ドルに換算。Convertir Injective a dólar. 인젝티브를 달러로 환전. inj to usd, Injective convert.
Convert LINK to USD at live price. Pass ?amount=1 for value in US Dollar. Chainlink兑换美元换算。チェーンリンクを米ドルに換算。Convertir Chainlink a dólar. 체인링크를 달러로 환전. link to usd, Chainlink convert.
Convert LTC to USD at live price. Pass ?amount=1 for value in US Dollar. 莱特币兑换美元换算。ライトコインを米ドルに換算。Convertir Litecoin a dólar. 라이트코인를 달러로 환전. ltc to usd, Litecoin convert.
Convert MATIC to USD at live price. Pass ?amount=1 for value in US Dollar. Polygon兑换美元换算。ポリゴンを米ドルに換算。Convertir Polygon a dólar. 폴리곤를 달러로 환전. matic to usd, Polygon convert.
Convert NEAR to USD at live price. Pass ?amount=1 for value in US Dollar. NEAR兑换美元换算。ニアを米ドルに換算。Convertir NEAR a dólar. 니어를 달러로 환전. near to usd, NEAR Protocol convert.
Convert OP to USD at live price. Pass ?amount=1 for value in US Dollar. Optimism兑换美元换算。オプティミズムを米ドルに換算。Convertir Optimism a dólar. 옵티미즘를 달러로 환전. op to usd, Optimism convert.
Convert PEPE to USD at live price. Pass ?amount=1 for value in US Dollar. 佩佩币兑换美元换算。ペペを米ドルに換算。Convertir Pepe a dólar. 페페를 달러로 환전. pepe to usd, Pepe convert.
Convert SHIB to USD at live price. Pass ?amount=1 for value in US Dollar. 柴犬币兑换美元换算。柴犬コインを米ドルに換算。Convertir Shiba Inu a dólar. 시바이누를 달러로 환전. shib to usd, Shiba Inu convert.
Convert SOL to USD at live price. Pass ?amount=1 for value in US Dollar. Solana兑换美元换算。ソラナを米ドルに換算。Convertir Solana a dólar. 솔라나를 달러로 환전. sol to usd, Solana convert.
Convert SUI to USD at live price. Pass ?amount=1 for value in US Dollar. Sui兑换美元换算。スイを米ドルに換算。Convertir Sui a dólar. 수이를 달러로 환전. sui to usd, Sui convert.
Convert TON to USD at live price. Pass ?amount=1 for value in US Dollar. Toncoin兑换美元换算。トンコインを米ドルに換算。Convertir Toncoin a dólar. 톤코인를 달러로 환전. ton to usd, Toncoin convert.
Convert TRX to USD at live price. Pass ?amount=1 for value in US Dollar. 波场兑换美元换算。トロンを米ドルに換算。Convertir TRON a dólar. 트론를 달러로 환전. trx to usd, TRON convert.
Convert UNI to USD at live price. Pass ?amount=1 for value in US Dollar. Uniswap兑换美元换算。ユニスワップを米ドルに換算。Convertir Uniswap a dólar. 유니스왑를 달러로 환전. uni to usd, Uniswap convert.
Convert USDC to USD at live price. Pass ?amount=1 for value in US Dollar. USDC稳定币兑换美元换算。USDコインを米ドルに換算。Convertir USD Coin a dólar. USD코인를 달러로 환전. usdc to usd, USD Coin convert.
Convert USDT to USD at live price. Pass ?amount=1 for value in US Dollar. 泰达币兑换美元换算。テザーを米ドルに換算。Convertir Tether a dólar. 테더를 달러로 환전. usdt to usd, Tether convert.
Convert XLM to USD at live price. Pass ?amount=1 for value in US Dollar. 恒星币兑换美元换算。ステラを米ドルに換算。Convertir Stellar a dólar. 스텔라를 달러로 환전. xlm to usd, Stellar convert.
Convert XRP to USD at live price. Pass ?amount=1 for value in US Dollar. 瑞波币兑换美元换算。リップルを米ドルに換算。Convertir XRP Ripple a dólar. 리플를 달러로 환전. xrp to usd, XRP Ripple convert.
Compute the exact keccak256 hash and 4-byte function selector of any string or hex input - the precise Ethereum hash that LLMs cannot calculate correctly. keccak256, keccak hash, function selector, solidity hash, ethereum hash, 4byte selector
Live ADA to USD price (Cardano / US Dollar). Zero-param: GET returns current price. 艾达币美元实时价格行情。カルダノ/米ドル 価格。Precio Cardano dólar. 카르다노 달러 시세. ada usd, ada-usd, ADA price.