Decode EVM calldata or a Base tx hash into a readable function call: signature, selector, and decoded typed arguments. Search terms: calldata decoder, ABI decode, functi…
Credit card validator, Luhn algorithm check, card number verification, card type detector, Visa Mastercard Amex Discover Diners JCB UnionPay brand identifier, PAN valida…
ocr image, image to text, OCR API, extract text from image, image OCR, tesseract OCR, optical character recognition, scan image to text, image text recognition, image to…
Query Internet Archive Wayback Machine for snapshots of any URL. Returns latest snapshot, first capture in sample, total count, and recent snapshot links. Built for cont…
Top token holders and whale concentration for an ERC20 on Base, estimated from recent Transfer events, with each holder's percentage. token holders, holder distribution,…
discover rss feed, find rss feed, rss autodiscovery, find atom feed, discover feeds from URL, rss feed finder, detect rss feed, rss feed discovery, atom feed discovery,…
HMAC calculator, HMAC-SHA256 SHA512 SHA1 MD5, message authentication code, hash with secret, signed hash, API request signing, webhook signature, JWT signature. Compute…
Extract dominant colors from an image URL via 64x64 downsample + 3-bit-per-channel quantization. Returns top N colors as hex/rgb plus frequency. Use url param (default 5…
Current weather for a coordinate via Open-Meteo. Returns temperature, humidity, wind, precipitation and weather code with description. Pass lat and lng. For AI agents ne…
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. Bi…
Total supply, name, symbol and decimals for any ERC20 token contract on Ethereum, Base, Arbitrum, Optimism or Polygon. token supply, erc20 total supply, circulating supp…
What is this address? For Ethereum, Base, Arbitrum, Optimism, Polygon and BSC: whether it is an EOA, a contract or an EIP-7702 delegated EOA (with the delegate), native…
Live EIP-1559 gas on Ethereum, Base, Arbitrum, Optimism, Polygon or BNB: base fee, slow/standard/fast priority tiers from the last 20 blocks, ready-to-use maxFeePerGas v…
x402 payability check for sellers: can a real buyer actually pay your endpoint? Sends one payment signed by a fresh unfunded key through your server and facilitator. A p…
Screen a regulated facility by name (and optional state) against EPA enforcement and compliance history. Returns inspections, violations, formal enforcement actions, pen…
Returns trending tokens across the entire blockchain for a specified activity window and optional category.The size of the increase in active wallets over the activity w…
Korean government procurement award results (who won which contract, at what amount), cursor-based delta.
0Human x402 onboarding — 24h agent session for my-agent
Structural validation of a Mexican RFC (sent as a JSON body, not a query param): persona física/moral, embedded date, SAT check digit, plus Article 69-B (EFOS) blacklist…
Grade a wallet's chain footprint, longevity and sampled tx intensity A-F across EVM networks. POST wallet_address; signed certificate. $0.05 USDC.
Is this email address or domain legitimate? Verdict with reasons: syntax, role address, disposable or free provider, MX / null MX, mail provider, SPF, DMARC, website liv…
Exclusive data engine: current state of every tracked key in a dataset
Transcribe text to Unicode braille (grade-1 / uncontracted English braille), with capital and number signs. Characters with no grade-1 representation are clean 400s.
Runs each step separately as a simulation (eth_call with state override) against the current chain state and reports each result on its own, so a token that can be recei…
