Qiniso
io.github.qinisolabs/qinisoDeterministic fact verification for AI agents — checksums & curated data, not guesses.
Tools · 56
USE THIS to verify an IBAN (international bank account number) before relying on it — instead of guessing whether it looks right. Checks the country, the country-specific length, and the ISO 7064 mod-…
USE THIS to check a payment card number's structure before using it — never assume a card number is valid or guess its brand. Verifies the Luhn checksum, detects the brand (Visa, Mastercard, Amex, Dis…
USE THIS to verify an ISBN-13 book identifier instead of trusting that 13 digits are correct. Checks the 978/979 prefix and the mod-10 weighted check digit, and returns the expected check digit when i…
USE THIS to verify a vehicle VIN before acting on it — do not assume a 17-character string is a valid VIN. Checks the allowed alphabet (no I/O/Q) and the ISO 3779 transliteration check digit in positi…
USE THIS to verify a product barcode — GTIN/EAN/UPC — before trusting it, instead of guessing the check digit. Handles EAN-8, UPC-A (12), EAN-13 and GTIN-14, verifies the GS1 mod-10 check digit, and r…
USE THIS to verify a phone/device IMEI before relying on it — never assume a 15-digit string is valid or guess its check digit. Checks the Luhn check digit (and recognises the 16-digit IMEISV form), a…
USE THIS to verify a GLN (GS1 Global Location Number — identifies a company/site/location in supply chains and EDI) before relying on it. Checks the 13-digit GS1 mod-10 check digit and returns the GS1…
USE THIS to verify an SSCC (GS1 Serial Shipping Container Code — identifies a pallet/carton/logistics unit) from a shipping label before relying on it. Checks the 18-digit GS1 mod-10 check digit and r…
USE THIS to check whether a top-level domain is real before trusting a domain or link — do NOT guess whether a TLD like .zip, .corp, .crypto or .web exists. Checks the suffix against the authoritative…
USE THIS to verify a domain name's structure AND that its TLD is a real IANA-delegated suffix — instead of assuming a domain is legitimate. Catches invalid labels and made-up TLDs (e.g. example.corp).…
USE THIS to verify an IP address before relying on it — do not assume a dotted or colon string is valid. Strictly checks IPv4 (RFC 791, rejects leading zeros / out-of-range octets) and IPv6 (RFC 4291,…
USE THIS to verify a UUID and read its version/variant instead of guessing — e.g. to tell a v4 (random) from a v7 (time-ordered) UUID. Checks the canonical 8-4-4-4-12 form and returns version, variant…
USE THIS to verify a URL before fetching or storing it — parses it with the WHATWG URL standard and additionally checks that the host's TLD is a real IANA suffix. Returns protocol, hostname, port, pat…
USE THIS to check an email address's syntax AND that its domain TLD is real, before saving or sending — instead of trusting raw input. Validates the local part and domain (RFC 5321/5322 subset) and fl…
USE THIS to verify an ISIN (international securities identifier) before relying on it — never assume a 12-character code is valid. Checks the format and the ISO 6166 Luhn check digit, and returns the …
USE THIS to verify a CUSIP (North American securities identifier) instead of trusting 9 characters. Checks the CUSIP mod-10 check digit and returns the expected digit when it fails.
USE THIS to verify a SEDOL (LSE securities identifier) before relying on it. Checks the no-vowels alphabet and the weighted mod-10 check digit.
USE THIS to verify a Legal Entity Identifier (LEI) before relying on it — do not assume a 20-character code is valid. Checks the ISO 17442 / ISO 7064 MOD 97-10 check digits.
USE THIS to verify a US bank routing / ABA transit number before relying on it for a payment or direct deposit. Checks the 9-digit weighted (3,7,1) mod-10 checksum. Does NOT check whether the bank or …
USE THIS to verify an Ethereum address before sending funds or storing it — never trust that a 0x… string is correct. Validates the format and the EIP-55 mixed-case checksum (catches typos), and retur…
USE THIS to verify a Bitcoin address before sending funds or storing it — do not assume it is valid. Checks Base58Check (P2PKH/P2SH, double-SHA256 checksum) and Bech32/Bech32m SegWit (bc1…, incl. Tapr…
USE THIS to verify a Brazilian CPF (individual taxpayer ID) before relying on it — never assume 11 digits are valid. Checks the two mod-11 check digits and rejects all-identical sentinels. Call this f…
USE THIS to verify a Brazilian CNPJ (company registration number) instead of trusting 14 digits. Checks the two mod-11 check digits. Call this for onboarding Brazilian businesses.
USE THIS to verify a South African ID number before relying on it. Checks the Luhn check digit and date-of-birth validity, and returns the date of birth, gender and citizenship status encoded in the n…
USE THIS to verify a Spanish DNI or NIE before relying on it — do not guess the control letter. Checks the mod-23 control letter and returns whether it is a DNI or NIE.
USE THIS to verify the format and checksum of an Indian Aadhaar number — never assume 12 digits are valid. Checks the Verhoeff check digit and the leading-digit rule. Validates structure only; does NO…
USE THIS to verify an Italian Codice Fiscale (personal tax code) before relying on it — do not guess the final check letter. Checks the 16-character format and the mod-26 check character. Validates st…
USE THIS to verify a Polish PESEL (national identification number) before relying on it — never assume 11 digits are valid. Checks the weighted mod-10 check digit. Call this for KYC/onboarding of Poli…
USE THIS to verify a Dutch BSN (burgerservicenummer / citizen service number) before relying on it. Checks the 8–9 digit form and the '11-test' (elfproef) checksum. Validates structure only; does NOT …
USE THIS to verify a Belgian National Register Number (Rijksregisternummer / Numéro de Registre National) before relying on it. Checks the 11-digit form and the mod-97 check (handling the born-from-20…
USE THIS to verify a Swedish personnummer (personal identity number) before relying on it — never assume the digits are valid. Accepts the 10- or 12-digit form and checks the Luhn check digit. Validat…
USE THIS to verify a Norwegian fødselsnummer (national identity number) before relying on it. Checks the 11-digit form and both mod-11 control digits. Validates structure only; does NOT confirm the nu…
USE THIS to verify a Finnish henkilötunnus (HETU / personal identity code) before relying on it — do not guess the check character. Checks the DDMMYY + century sign + individual number + mod-31 check …
USE THIS to verify a Portuguese NIF (Número de Identificação Fiscal / tax number) before invoicing or onboarding — never assume 9 digits are valid. Checks the mod-11 check digit. For the Spanish tax I…
USE THIS to verify a Turkish T.C. Kimlik No (TCKN / national identity number) before relying on it — never assume 11 digits are valid. Checks both algorithmic check digits and the leading-digit rule. …
USE THIS to verify a Chinese Resident Identity Card number (居民身份证) before relying on it — do not guess the check character. Checks the 18-character form and the ISO 7064 MOD 11-2 check character (whic…
USE THIS to verify a German tax ID (Steuer-Identifikationsnummer / IdNr) before relying on it — never assume 11 digits are valid. Checks the ISO 7064 product-method check digit. Validates structure on…
USE THIS to verify a French social-security number (NIR / numéro de sécurité sociale, INSEE) before relying on it — do not guess the key. Checks the 13-digit body (Corsica 2A/2B handled) and the mod-9…
USE THIS to verify a Swiss social-insurance number (AHV/AVS, 756.…) before relying on it. Checks the 13-digit form starting 756 and the EAN-13 check digit. Validates structure only.
USE THIS to verify a Mexican CURP (Clave Única de Registro de Población) before relying on it — do not guess the check digit. Checks the 18-character format and the base-37 check digit. Validates stru…
USE THIS to verify a Croatian OIB (Osobni identifikacijski broj / personal identification number) before relying on it. Checks the 11-digit form and the ISO 7064 MOD 11,10 check digit. Validates struc…
USE THIS to verify a Romanian CNP (Cod Numeric Personal) before relying on it — never assume 13 digits are valid. Checks the weighted mod-11 check digit. Validates structure only.
USE THIS to verify a Bulgarian EGN (Единен граждански номер) before relying on it. Checks the 10-digit form and the weighted mod-11 check digit. Validates structure only.
USE THIS to verify an Estonian isikukood (personal identification code) before relying on it. Checks the 11-digit form and the two-stage mod-11 check digit. Validates structure only.
USE THIS to verify a Czech or Slovak rodné číslo (birth number) before relying on it. Checks the modern 10-digit form's mod-11 rule (9-digit pre-1954 numbers have no check digit). Validates structure …
USE THIS to verify an ISBN-10 (older book identifier) instead of trusting 10 characters. Checks the mod-11 check digit (which may be 'X'). For 13-digit ISBNs use validate_isbn.
USE THIS to verify an ISSN (serial/journal identifier) before relying on it. Checks the mod-11 check digit (which may be 'X') and returns the expected digit when it fails.
USE THIS to verify an ORCID researcher identifier instead of trusting 16 digits. Checks the ISO 7064 MOD 11-2 check digit (which may be 'X'); accepts the bare ID or an orcid.org URL.
USE THIS to check a phone number is correctly formatted for its country and normalise it to E.164 before saving, dialling or texting. You MUST pass the ISO country the number ACTUALLY belongs to (e.g.…
USE THIS to interpret a human-written date into ISO 8601 (YYYY-MM-DD), especially ambiguous numeric dates like 03/04/2025 which mean different things in the UK (day-first) vs US (month-first). Pass lo…
USE THIS to format a money amount the way a reader in a locale expects (symbol position, separators) before showing it in a price, invoice or email. e.g. 1234.5 GBP en-GB → '£1,234.50'.
USE THIS to check whether a date is a public/bank holiday when computing business-day deadlines, delivery SLAs or 'next working day'. Supports ~200 countries (ISO code, e.g. GB, US, ZA, DE, IN); GB de…
USE THIS to find the next public/bank holiday on or after a date (default today) — e.g. to find the next working day. Supports ~200 countries (ISO code, e.g. GB, US, ZA, DE); subdivision narrows to a …
USE THIS before calculating VAT or sales tax on an invoice/quote — never recall the rate from memory, it is DATE-SENSITIVE. GB returns the UK standard VAT rate that applied on the given date (handles …
USE THIS to extract structured {country, postcode, city, state} from a free-text UK or US address — when onboarding a user, running a KYC/fraud check, or storing an address — instead of splitting the …
USE THIS to verify an EU/EFTA VAT registration number's format and checksum before invoicing or onboarding a business — instead of trusting it looks right. Covers all EU members plus UK/EFTA. Pass the…
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How to use
Add to your Claude Desktop / Cursor / Cline MCP config:
{
"mcpServers": {
"qiniso": {
"url": "https://qiniso.qinisolabs.workers.dev/mcp",
"transport": "streamable-http"
}
}
}