| host | x402 payments | registry calls, 30 d | payers | sells |
|---|
| seo.openverbs.com | 167 | 1,428 | concentrated | Keyword volume API: get exact SEO metrics for a list of keywords you already have: Google |
| chain.openverbs.com | 0 | 157 | — | Call a read-only (view/pure) function on any deployed contract via eth_call and get the de |
| search.openverbs.com | 0 | 127 | — | News search: live Google News results for a query, localised by location and language. Ret |
| crypto.openverbs.com | 0 | 39 | — | Top DeFi protocols ranked by total value locked (USD), with 1d/7d TVL change, category and |
| geospatial.openverbs.com | 0 | 32 | — | Un-project Web Mercator (EPSG:3857) easting/northing in metres back to WGS84 longitude/lat |
| products.openverbs.com | 0 | 32 | — | Amazon product search API - search Amazon products / find products on Amazon by keyword (U |
| datetime.openverbs.com | 0 | 26 | — | Return the ordinal day of the year (1..366), the number of days in that year and whether i |
| web.openverbs.com | 0 | 18 | — | Fetch a URL and extract every hyperlink on the page, each resolved to an absolute URL and |
| similarity.openverbs.com | 0 | 16 | — | Damerau-Levenshtein distance — like Levenshtein but also counts adjacent transpositions as |
| edgar.openverbs.com | 0 | 15 | — | Resolve a stock ticker symbol or company name to its Central Index Key (CIK) - the identif |
| finance.openverbs.com | 0 | 14 | — | Present value of a future sum and/or a level annuity, given a per-period rate and number o |
| nato.openverbs.com | 0 | 12 | — | Encode text into international (ITU) Morse code. Letters are separated by spaces and words |
| vat.openverbs.com | 0 | 12 | — | Validate a French VAT (TVA) number against the official company register. Validity means t |
| macaddress.openverbs.com | 0 | 11 | — | Generate a random EUI-48 MAC address. By default it is locally-administered and unicast (s |
| scan.openverbs.com | 0 | 11 | — | Check up to 50 CVE IDs against CISA's Known Exploited Vulnerabilities (KEV) catalog. Retur |
| bitwise.openverbs.com | 0 | 10 | — | Bitwise AND across two or more non-negative integers (given as decimal strings, evaluated |
| checkdigit.openverbs.com | 0 | 10 | — | Validate a GTIN barcode number — EAN-8, UPC-A (12), EAN-13 or GTIN-14 — by the standard mo |
| creditcard.openverbs.com | 0 | 10 | — | Validate a payment-card number: Luhn check-digit test plus network detection and length ch |
| data.openverbs.com | 0 | 10 | — | Apply an RFC 6902 JSON Patch to a JSON document and return the result. An invalid or unres |
| music.openverbs.com | 0 | 10 | — | Parse a note in scientific pitch notation (e.g. "A4", "C#5", "Bb3") into its letter, accid |
| money.openverbs.com | 0 | 9 | — | Round an amount to a currency's minor units (or an explicit minorUnits) with a chosen roun |
| numeral.openverbs.com | 0 | 9 | — | Spell an integer out in English words, e.g. 123 → "one hundred twenty-three". Negatives ar |
| places.openverbs.com | 0 | 9 | — | Google Business Profile and Google Maps local business search API: find businesses within |
| unicode.openverbs.com | 0 | 9 | — | Resolve a single code point (given as 'char' or 'codepoint') to its name, general category |
| color.openverbs.com | 0 | 8 | — | Generate a harmony scheme (complementary, analogous, triadic, tetradic, monochromatic) fro |
| encoding.openverbs.com | 0 | 8 | — | Decode a base64 byte buffer from one character set and re-encode it into another (utf-8, u |
| ip.openverbs.com | 0 | 8 | — | Compute network details of a CIDR block — network & broadcast address, usable host range, |
| matrix.openverbs.com | 0 | 8 | — | Compute the determinant of a square matrix via Gaussian elimination with partial pivoting. |
| numtheory.openverbs.com | 0 | 8 | — | Prime-factorize a positive integer (≤ 10^15 so the computation is always fast). Returns th |
| readability.openverbs.com | 0 | 8 | — | Compute the standard English readability formulas — Flesch Reading Ease, Flesch–Kincaid gr |
| regex.openverbs.com | 0 | 8 | — | Find the first match (or all matches with all=true) of a RE2 pattern, returning each match |
| spreadsheet.openverbs.com | 0 | 8 | — | Parse an A1-style cell reference (e.g. "B3" or "$AA$100") into 1-based row and column numb |
| text.openverbs.com | 0 | 8 | — | Diff two texts. The default `unified` mode returns a unified-diff patch string; `lines`, ` |
| url.openverbs.com | 0 | 8 | — | Two directions over query strings. action='parse' decodes a query string (with or without |
| wallet.openverbs.com | 0 | 8 | — | Validate a blockchain address. Supply `chain` to check against a specific chain, or omit i |
| combinatorics.openverbs.com | 0 | 7 | — | Binomial coefficient nCr = n!/(r!(n-r)!), the number of unordered r-subsets of n. Requires |
| geometry.openverbs.com | 0 | 7 | — | Euclidean, Manhattan and Chebyshev distance between two 2-D points. |
| stats.openverbs.com | 0 | 7 | — | Full descriptive summary of a numeric sample: count, sum, min/max/range, mean, median, mod |
| astro.openverbs.com | 0 | 6 | — | Compute the astronomical Julian Date (JD, fractional, epoch noon 1 Jan 4713 BC) and Modifi |
| format.openverbs.com | 0 | 6 | — | Transcode a document between json, json5, jsonc, yaml, xml, csv, tsv, toml, ndjson, ini, e |
| fraction.openverbs.com | 0 | 6 | — | Reduce a fraction to lowest terms and describe it: numerator/denominator (denominator norm |
| gleif.openverbs.com | 0 | 6 | — | Resolve a legal entity's direct and ultimate accounting-consolidating parents from GLEIF's |
| html.openverbs.com | 0 | 6 | — | Encode text to HTML entities so it can be safely embedded in markup. By default uses hex n |
| iso.openverbs.com | 0 | 6 | — | Look up an active ISO 4217 currency by its alphabetic code or numeric code. Provide exactl |
| physics.openverbs.com | 0 | 6 | — | List every physical constant in the dataset, or only those in a given category (universal, |
| postal.openverbs.com | 0 | 6 | — | List every ISO 3166-1 alpha-2 country code for which a postal-code pattern is available. |
| qr.openverbs.com | 0 | 6 | — | Render text (URL, vCard, Wi-Fi config, …) as a QR code — SVG string or PNG data URL. |
| random.openverbs.com | 0 | 6 | — | Generate one or more uniformly-distributed random integers in an inclusive [min, max] rang |
| semver.openverbs.com | 0 | 6 | — | Compare two semantic versions and report which is greater (precedence-aware). |
| timecode.openverbs.com | 0 | 6 | — | Parse an SMPTE timecode (HH:MM:SS:FF, or HH:MM:SS;FF for drop-frame) at a given frame rate |
| unit.openverbs.com | 0 | 6 | — | List the supported units and their metadata (abbreviation, measure, system, singular/plura |
| airport.openverbs.com | 0 | 5 | — | Find the airports nearest to a latitude/longitude, ordered by great-circle distance. Optio |
| chem.openverbs.com | 0 | 5 | — | Compute the molar mass (g/mol) of a chemical formula. Supports nested parentheses and brac |
| dictionary.openverbs.com | 0 | 5 | — | Return the antonyms (opposites) of an English word, aggregated across all its senses. Opti |
| distribution.openverbs.com | 0 | 5 | — | Student's t distribution with df degrees of freedom (> 0). `function` selects the density |
| holidays.openverbs.com | 0 | 5 | — | List a country's holidays for a calendar year (optionally by state/region, language and ty |
| ical.openverbs.com | 0 | 5 | — | Build a valid .ics document from event fields (summary, start/end, location, …). |
| id.openverbs.com | 0 | 5 | — | Generate one or more lexicographically sortable ULIDs (monotonic within a call). |
| markdown.openverbs.com | 0 | 5 | — | Extract the heading outline from Markdown — depth, text and a unique GitHub-style anchor s |
| pack.openverbs.com | 0 | 5 | — | Serialize a JSON value into a compact MessagePack or CBOR byte stream, returned as a base6 |
| useragent.openverbs.com | 0 | 5 | — | Break a User-Agent string into browser, engine, operating system (each with a version) and |
| wikidata.openverbs.com | 0 | 5 | — | Fetch a Wikidata entity by Q-id: label, description, aliases and its claims (property → va |
| braille.openverbs.com | 0 | 4 | — | Break a braille string into its cells and the raised-dot numbers (1–8) of each cell. |
| checksum.openverbs.com | 0 | 4 | — | Fletcher checksum over the input payload, in 16-bit (default) or 32-bit width. Returns the |
| dice.openverbs.com | 0 | 4 | — | Roll dice notation with a cryptographically secure RNG, optionally repeated. Returns per-d |
| dns.openverbs.com | 0 | 4 | — | Resolve DNS records for a hostname — A, AAAA, CNAME, MX, TXT, NS, SOA, CAA or SRV. NXDOMAI |
| emailauth.openverbs.com | 0 | 4 | — | Parse a DKIM public-key DNS TXT record ("v=DKIM1; k=rsa; p=…") into its key type, public k |
| emoji.openverbs.com | 0 | 4 | — | Build the flag emoji for an ISO 3166-1 alpha-2 country code from its regional-indicator sy |
| inflect.openverbs.com | 0 | 4 | — | Return the singular form of an English word (handles irregulars — people → person, mice → |
| math.openverbs.com | 0 | 4 | — | Parse an expression and return the free variables it references, without evaluating it — s |
| mime.openverbs.com | 0 | 4 | — | Resolve a filename, path or extension to its MIME type, charset and full Content-Type. |
| otp.openverbs.com | 0 | 4 | — | Verify a submitted TOTP code against a base32 secret, scanning ±window time steps (default |
| urltrust.openverbs.com | 0 | 4 | — | Detect the technology stack a website runs on. Given a domain, returns the software and se |
| chemeq.openverbs.com | 0 | 3 | — | Given a reaction and the supplied amount of every reactant, identify the limiting reagent |
| fx.openverbs.com | 0 | 3 | — | Convert an amount from one currency to another using reference rates (latest or a historic |
| jwt.openverbs.com | 0 | 3 | — | Verify a JSON Web Token's signature and claims against a shared secret (HS*) or a PEM publ |
| password.openverbs.com | 0 | 3 | — | Generate a secure random password (characters) or a wordlist passphrase. |
| tls.openverbs.com | 0 | 3 | — | Open an SSL/TLS connection to a host and report its certificate — issuer, subject, validit |
| economy.openverbs.com | 0 | 2 | — | Country economic indicators: GDP and GDP per capita in current USD, real GDP growth and po |
| geocode.openverbs.com | 0 | 2 | — | Convert a free-form address or place name into ranked coordinates with a structured, norma |
| hash.openverbs.com | 0 | 2 | — | Compute a keyed HMAC of some data with a secret key — the standard way to sign and verify |
| iban.openverbs.com | 0 | 2 | — | Validate an IBAN (mod-97 checksum, length, country format) and decompose it into country, |
| jsonschema.openverbs.com | 0 | 2 | — | Validate a JSON value against a JSON Schema (draft-07, with the standard string formats en |
| phone.openverbs.com | 0 | 2 | — | Parse, validate and format a phone number — E.164/national/international/RFC 3966, region |
| preflight.openverbs.com | 0 | 2 | — | Fetch any URL and, without paying, decode its x402 402 Payment Required challenge: price ( |
| rdap.openverbs.com | 0 | 2 | — | Look up a domain's RDAP registration data — registrar, status, creation/expiry/update date |
| sentiment.openverbs.com | 0 | 2 | — | Market & brand sentiment for any keyword, brand, ticker or product: analyses the sentiment |
| slug.openverbs.com | 0 | 2 | — | Convert text into a URL-safe slug: transliterate accents, apply a locale character map, an |
| weather.openverbs.com | 0 | 2 | — | Global weather forecast by latitude/longitude: up to 48 hours of temperature, humidity, wi |
| email.openverbs.com | 0 | 1 | — | Validate an email address — syntax, MX/A deliverability lookup, and disposable / role-base |
| mcpscan.openverbs.com | 0 | 1 | — | Statically analyse a Model Context Protocol (MCP) server manifest for security risks. Tool |
| pdf.openverbs.com | 0 | 1 | — | Extract plain text and metadata (title, author, producer, page count) from a PDF supplied |
| tokens.openverbs.com | 0 | 1 | — | Count the LLM tokens in text for a given model or encoding — exact for OpenAI and open mod |