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Japan Public Ledgers MCP

com.mcp-revenue-empire/japan-public-ledgers · v0.1.2

Measured by MCP Station

Description written by the publisher, not verified

Tamper-evident daily ledgers of 12 Japanese public-data domains, with cross-ledger entity search.

Connect

claude mcp add --transport http japan-public-ledgers https://mcp.mcp-revenue-empire.com/mcp

{
  "mcpServers": {
    "japan-public-ledgers": {
      "url": "https://mcp.mcp-revenue-empire.com/mcp"
    }
  }
}

Tools as reported by the server

• verify_receipt
  Verify a provenance receipt (F-037): recomputes the HMAC signature, checks the intra-receipt chain linkage, and — when the receipt carries an external anchor reference — confirms it against the published F-028 anchor. Returns {valid:true, anchor:"verified"|"pending"|"unverified"} or {valid:false, re
• agent_memory_store
  Store a memory for an AI agent (key-value, with TTL and metadata)
• agent_memory_get
  Retrieve a stored memory by key
• agent_memory_search
  Search memories by prefix, tags, or type
• agent_memory_delete
  Delete a memory or all memories in a namespace
• agent_audit_record
  Record an agent action for audit and compliance
• agent_audit_query
  Query agent actions with filters
• agent_audit_report
  Generate audit report (json/markdown/soc2 format)
• agent_tempmail_create
  Create a temporary email address (auto-expires)
• agent_tempmail_list
  List received messages in a mailbox
• agent_tempmail_get
  Get full message content with extracted verification links/codes
• agent_tempmail_wait
  Wait for an incoming message (long polling, max 60s)
• agent_captcha_verify_domain
  Verify ownership of a domain before using CAPTCHA solving
• agent_captcha_solve
  Solve a CAPTCHA for a domain you own or have explicit permission to access
• agent_proxy_fetch
  Fetch a URL via a rotating proxy (region/type selectable). robots.txt enforced.
• agent_proxy_session
  Create a sticky proxy session (same IP for multiple requests)
• agent_trust_score
  Get trust score for a wallet, agent card URL, or domain
• agent_trust_feedback
  Submit feedback about an agent/wallet (positive or negative)
• agent_trust_batch
  Get trust scores for multiple subjects in one call (max 100)
• agent_webhook_create
  Create a webhook endpoint that relays requests to your agent
• agent_webhook_poll
  Poll for new webhook requests (long polling, max 60s)
• agent_webhook_replay
  Replay a stored webhook request
• agent_webhook_list_requests
  List requests received by a webhook endpoint
• agent_identity_register
  Register an agent and get a unique identity ID + issuer-signed badge. agent_name/metadata are self-reported and unverified.
• agent_identity_badge
  Get the issuer-signed badge and signed fields for an identity
• agent_identity_lookup
  Look up an identity. Returns signatureValid (issuer+integrity only, NOT an authenticity/safety signal) and a disclaimer.
• agent_identity_record
  Append a hash-chained activity record (owner only). Optional provenance (repo/version/config) is self-reported.
• agent_identity_activities
  List activity records for an identity, newest first (owner only)
• subsidy_watch_search
  Search the current state of subsidy programs. Each hit includes firstSeenAt and ledgerVerified (hash-chain integrity).
• subsidy_watch_get
  Get a subsidy program detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• subsidy_watch_timeline
  Time-ordered events only for a program (the differentiator: when it appeared, changed, closed). Includes firstSeenAt and ledgerVerified.
• subsidy_watch_recent_changes
  Recent appearance / change / close events across all programs since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• subsidy_watch_verify_ledger
  Verify the hash-chain integrity of a program (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• pubcom_watch_search
  Search e-Gov public-comment notices. Each hit includes firstSeenAt and ledgerVerified (hash-chain integrity).
• pubcom_watch_get
  Get a public-comment notice detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• pubcom_watch_timeline
  Time-ordered events only for a notice (the differentiator: when it opened, deadline moved, closed, or result was published). Includes firstSeenAt and ledgerVerified.
• pubcom_watch_recent_changes
  Recent appearance / deadline-move / close / result-published events across all notices since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• pubcom_watch_verify_ledger
  Verify the hash-chain integrity of a notice (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• grant_watch_search
  Search Japanese research-grant calls-for-proposals. Each hit includes firstSeenAt and ledgerVerified (hash-chain integrity).
• grant_watch_get
  Get a grant call detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• grant_watch_timeline
  Time-ordered events only for a grant call (the differentiator: when it opened, deadline moved, closed, or closed early). Includes firstSeenAt and ledgerVerified.
• grant_watch_recent_changes
  Recent appearance / deadline-move / close / close-early events across all grant calls since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• grant_watch_verify_ledger
  Verify the hash-chain integrity of a grant call (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• bid_watch_search
  Search Japanese public-procurement bid notices (kkj.go.jp). Each hit includes firstSeenAt and ledgerVerified.
• bid_watch_get
  Get a bid notice detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• bid_watch_timeline
  Time-ordered events only for a bid notice (the differentiator: when it appeared, deadline moved, closed, was cancelled or awarded). Includes firstSeenAt and ledgerVerified.
• bid_watch_recent_changes
  Recent appearance / deadline-move / close / cancel / award events across all bid notices since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• bid_watch_verify_ledger
  Verify the hash-chain integrity of a bid notice (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• sanction_watch_search
  Search Japanese administrative sanctions (FSA jirei archive). Each hit includes firstSeenAt and ledgerVerified.
• sanction_watch_get
  Get a sanction detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• sanction_watch_timeline
  Time-ordered events only for a sanction (the differentiator: when it appeared and when it was lifted). Includes firstSeenAt and ledgerVerified.
• sanction_watch_recent_changes
  Recent appearance / lift events across all sanctions since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• sanction_watch_verify_ledger
  Verify the hash-chain integrity of a sanction record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• license_watch_search
  Search Japanese license / registration ledgers (FSA menkyo: 金融商品取引業者, 預金取扱金融機関 …). Each hit includes firstSeenAt and ledgerVerified.
• license_watch_get
  Get a license registration detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• license_watch_timeline
  Time-ordered events only for a license registration (the differentiator: when it appeared, when it was revoked / expired / suspended). Includes firstSeenAt and ledgerVerified.
• license_watch_recent_changes
  Recent appearance / revoked / suspended events across all license ledgers since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• license_watch_verify_ledger
  Verify the hash-chain integrity of a license registration (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• recall_watch_search
  Search Japanese product / food recall notices (consumer-affairs-agency aggregator). Each hit includes firstSeenAt and ledgerVerified.
• recall_watch_get
  Get a recall detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• recall_watch_timeline
  Time-ordered events only for a recall (the differentiator: when it appeared, when severity escalated, when it was completed). Includes firstSeenAt and ledgerVerified.
• recall_watch_recent_changes
  Recent appearance / severity-escalated events across all recalls since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• recall_watch_verify_ledger
  Verify the hash-chain integrity of a recall record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• pharma_watch_search
  Search Japanese pharmaceutical approvals (PMDA) and NHI-listed drugs (MHLW yakka). Each hit includes firstSeenAt and ledgerVerified.
• pharma_watch_get
  Get a pharmaceutical record detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• pharma_watch_timeline
  Time-ordered events only for a pharma record (the differentiator: when it was approved / NHI-listed / price-revised). Includes firstSeenAt and ledgerVerified.
• pharma_watch_recent_changes
  Recent approval / NHI-listed / price-revised events across all pharmaceutical records since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• pharma_watch_verify_ledger
  Verify the hash-chain integrity of a pharma record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• ordinance_watch_search
  Search Japanese national laws / ordinances (e-Gov 法令検索 v2; Stage 1 covers the national level only — 自治体例規 ships in a follow-up). Each hit includes firstSeenAt and ledgerVerified.
• ordinance_watch_get
  Get an ordinance detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• ordinance_watch_timeline
  Time-ordered events only for an ordinance (the differentiator: when it appeared / was amended / was repealed). Includes firstSeenAt and ledgerVerified.
• ordinance_watch_recent_changes
  Recent appearance / amendment / repeal events across all ordinances since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• ordinance_watch_verify_ledger
  Verify the hash-chain integrity of an ordinance record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• tos_watch_search
  Search Japanese / English-language SaaS Terms of Service snapshots (Stripe / Anthropic / AWS / Google Cloud / GitHub …). Stage 1 covers 'terms' docs. Each hit includes firstSeenAt and ledgerVerified.
• tos_watch_get
  Get a ToS snapshot detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• tos_watch_timeline
  Time-ordered events only for a ToS document (the differentiator: when it appeared and each revision since). Includes firstSeenAt and ledgerVerified.
• tos_watch_recent_changes
  Recent revised events across all SaaS ToS documents since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• tos_watch_verify_ledger
  Verify the hash-chain integrity of a ToS document (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• realestate_watch_search
  Search Japanese real-estate transaction prices (MLIT reinfolib XIT001). Each hit is a single trade snapshot, ledgered for tamper-detection. Includes firstSeenAt and ledgerVerified.
• realestate_watch_get
  Get a real-estate transaction record detail plus full event timeline. Returns firstSeenAt and ledgerVerified.
• realestate_watch_timeline
  Time-ordered events only for a real-estate record (the differentiator: when it appeared / was revised). Includes firstSeenAt and ledgerVerified.
• realestate_watch_recent_changes
  Recent appearance / revised events across all real-estate records since the given ISO8601 timestamp. Each item includes firstSeenAt and ledgerVerified.
• realestate_watch_verify_ledger
  Verify the hash-chain integrity of a real-estate record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• landprice_watch_search
  Search Japanese 地価公示 (MLIT 国土数値情報 L01) standard-land snapshots. Each hit is one standard point for a given year, ledgered for tamper-detection. Returns ledgerVerified per hit.
• landprice_watch_get
  Get a 地価公示 standard-land record detail plus its full event timeline (price revisions, reissues, vanish events). Returns firstSeenAt and ledgerVerified.
• landprice_watch_timeline
  Timeline view of one standard-land point — all observation events with diff, observedAt and chain-hash entries. ledgerVerified is computed end-to-end against IDENTITY_SIGNING_SECRET.
• landprice_watch_recent_changes
  List landprice events observed after the given ISO8601 timestamp. Optional prefectureCode filter.
• landprice_watch_verify_ledger
  Verify the hash-chain integrity of a landprice record (tamper detection). Returns chainValid, brokenAt (if any), checked event count, firstSeenAt and ledgerVerified.
• entity_search
  Search a company/person name across ALL ledgers (sanctions, licenses, recalls, pharma, bids, subsidies, grants, public comments, ordinances, ToS, real-estate, land-price). Returns hits grouped per ledger, each with matchedField, a summary, detailUrl and ledgerVerified (hash-chain integrity). ledgerV
• temporal_query
  Reconstruct what a ledger item (or items matching a query) officially said AS OF a past date T, by replaying the kept event history. Returns each item's point-in-time state plus an F-037 provenance receipt (observed_at = the state's effective time). existence:false with a first_seen receipt when the
• kyb_report
  Turn a company/entity name into a structured English KYB / due-diligence report for foreign-inbound buyers. Aggregates cross-ledger hits (administrative sanctions, licenses, public bids, recalls, etc.) via entity_search, summarizes them (counts + deterministic risk_flags), and attaches an F-037 prov
• alerts_create_watch
  Create a saved watch: when a NEW matching event appears in a ledger, a notification is pushed to your destination. Filters: ledger (optional), keyword and/or entity (case-insensitive title substring). At least one filter is required. Backfill never fires.
• alerts_list_watches
  List the calling user's saved watches.
• alerts_delete_watch
  Deactivate a saved watch by id (soft delete; stops future notifications).
• freshness_subscribe
  Subscribe a machine/AI pipeline to ledger-change notifications: when a matching record changes, a signed "stale" event (with an F-037 receipt proving the change) is POSTed to your callback_url so your RAG/index can re-index. Filters: ledger (optional), entity and/or topic (case-insensitive title sub
• freshness_list
  List the calling user's freshness webhook subscriptions (the stored secret is never returned).
• freshness_unsubscribe
  Deactivate a freshness webhook subscription by id (soft delete; stops future deliveries).
• domain_intel_dns_lookup
  Resolve A / AAAA / MX / TXT / NS / CNAME records for a domain via DNS-over-HTTPS (Cloudflare 1.1.1.1 JSON). Read-only; price 0.0 (free).
• domain_intel_whois_summary
  Domain age / registrar / expiry summary via RDAP over HTTPS (no legacy port-43 WHOIS). Returns registeredAt, expiresAt, ageDays, registrar, status and nameservers. Read-only; price 0.0 (free).
• domain_intel_tls_cert_info
  TLS certificate issuer / validity / SAN summary sourced from public Certificate-Transparency logs (crt.sh JSON). Picks the freshest leaf and reports currentlyValid + daysUntilExpiry. Read-only; price 0.0 (free).
• domain_intel_email_auth_check
  Parse SPF / DMARC / DKIM presence and policy from TXT records (via DoH). SPF all-qualifier (strict/softfail/neutral/pass), DMARC p= policy + pct + rua, and best-effort DKIM selector probing. Read-only; price 0.0 (free).
• domain_intel_reputation
  Transparent heuristic reputation score (0-100) combining domain age, TLS validity and email-auth strictness (SPF/DMARC) plus an MX signal. Every contribution is returned in `rationale` (no black box). Informational only, not a security guarantee. Read-only; price 0.0 (free).
• onchain_risk_address_risk
  Heuristic address risk score (0-100) from on-chain reads (code, balance, nonce) plus bundled OFAC-style sanction and flagged lists, over public EVM JSON-RPC. Every contribution is returned in rationale. Read-only; price 0.0 (free).
• onchain_risk_token_safety
  ERC-20 token safety summary via on-chain eth_call reads: name / symbol / decimals / totalSupply, owner and ownership-renounced signal. Public EVM JSON-RPC. Read-only; price 0.0 (free).
• onchain_risk_sanctions_screen
  Screen an address against the bundled OFAC-style sanction list; returns the sanctioned flag, any matches and the list size. Pure list lookup. Read-only; price 0.0 (free).
• onchain_risk_contract_verify
  Contract / bytecode summary: whether the address is a contract, bytecode size and any embedded CBOR metadata, via public EVM JSON-RPC and block-explorer / Sourcify HTTPS. Read-only; price 0.0 (free).
• onchain_risk_approval_risk
  ERC-20 approval exposure: scans Approval logs granted by the address and flags unlimited / active allowances, via eth_getLogs over public EVM JSON-RPC. Read-only; price 0.0 (free).
• price_oracle_crypto_price
  Live crypto spot price via the CoinGecko public API. Returns the price of symbol in the requested fiat quote. Read-only; price 0.0 (free).
• price_oracle_fx_rate
  Fiat FX rate via the Frankfurter / ECB reference API. Returns the to units per one from unit plus the reference date. Read-only; price 0.0 (free).
• price_oracle_convert
  Convert an amount between any two supported currencies (crypto or fiat), routing each leg through its USD value. Returns the rate and converted amount. Read-only; price 0.0 (free).
• price_oracle_price_history
  OHLC price history for a crypto symbol via the CoinGecko public API, with a min / max / change summary. Read-only; price 0.0 (free).
• price_oracle_stablecoin_peg
  Stablecoin peg check: signed deviation (basis points) of the current price from the 1 USD target, with a banded status. Read-only; price 0.0 (free).
• commerce_catalog_product_extract
  Extract a normalized product (name, price, currency, availability, brand, GTIN, ...) from Schema.org / JSON-LD markup. Provide a url to fetch or raw html. Read-only; price 0.0 (free).
• commerce_catalog_catalog_validate
  Validate product-feed completeness: which required fields are present or missing and a completeness score, from a url, raw html, or an inline product object. Read-only; price 0.0 (free).
• commerce_catalog_price_compare
  Compare a set of offers and return the cheapest, most expensive, spread and per-offer ranking. Requires a non-empty offers array. Pure; price 0.0 (free).
• commerce_catalog_availability_check
  Resolve product stock availability to a coarse signal (in_stock / out_of_stock / limited / preorder / unknown), from a url, raw html, or inline product. Read-only; price 0.0 (free).
• commerce_catalog_agent_readiness_score
  Agentic-commerce readiness score (0-100) for how well a product is structured for autonomous agents, with a transparent rationale, from a url, raw html, or inline product. Read-only; price 0.0 (free).
• content_authenticity_c2pa_inspect
  Detect a C2PA / Content Credentials manifest by scanning the raw image bytes for JUMBF / C2PA markers and lifting any human-readable claim generator. Provide an image url. Read-only; one HTTPS GET; price 0.0 (free).
• content_authenticity_ai_likelihood
  Heuristic likelihood (0-100) that a passage of text is AI-generated, from lexical-diversity and burstiness signals with a transparent rationale. Pure, no network; price 0.0 (free).
• content_authenticity_provenance_check
  Combined media-provenance verdict for an image url: C2PA presence plus the hosting domain reputation, with rationale. Read-only; price 0.0 (free).
• content_authenticity_domain_reputation
  Transparent heuristic reputation score (0-100) for a domain combining age, TLS validity, DNS / MX and SPF / DMARC signals via free HTTPS (DoH / RDAP / CT). Read-only; price 0.0 (free).
• content_authenticity_watermark_detect
  Best-effort watermark and provenance-marker detection from the raw image bytes (e.g. C2PA / IPTC / XMP markers). Provide an image url. Read-only; price 0.0 (free).
• sanctions_screen_entity
  Screen an entity name against public consolidated sanctions lists (OFAC SDN / UN / EU), fetched at request time. Returns scored fuzzy matches with programs and countries. Informational only, not legal advice. Read-only; price 0.0 (free).
• sanctions_screen_by_country
  Summarize sanction programs and entity counts associated with a country (name or ISO-3166 code) across the consolidated lists. Read-only; price 0.0 (free).
• sanctions_screen_list_programs
  List sanction programs known across the consolidated lists, with per-program entity counts. Optionally filter by source. Read-only; price 0.0 (free).
• sanctions_screen_check_address
  Screen a physical or crypto address string against address entries in the consolidated sanctions lists. Read-only; price 0.0 (free).
• sanctions_screen_list_sources
  List the sanctions data sources queried (OFAC SDN / UN / EU) with metadata. Read-only; price 0.0 (free).
• geo_intel_geocode
  Forward-geocode a place / address query to coordinates via the free OpenStreetMap Nominatim API. Returns ranked results with lat/lon and display name. Read-only; price 0.0 (free).
• geo_intel_reverse_geocode
  Reverse-geocode a lat/lon coordinate to the nearest address / place via OpenStreetMap Nominatim. Read-only; price 0.0 (free).
• geo_intel_timezone
  Resolve the IANA timezone, abbreviation and current UTC offset for a lat/lon coordinate via the free Open-Meteo API. Read-only; price 0.0 (free).
• geo_intel_distance
  Great-circle (haversine) distance between two lat/lon coordinates, in kilometres and miles. Pure math; price 0.0 (free).
• geo_intel_bbox_center
  Compute the center point plus width/height (km) of a geographic bounding box. Pure math; price 0.0 (free).
• weather_risk_current_weather
  Current weather (temperature, apparent temperature, humidity, precipitation, wind, weather code) for a lat/lon via the free Open-Meteo API. Read-only; price 0.0 (free).
• weather_risk_forecast
  Daily weather forecast (temp max/min, precipitation probability, wind, weather code) for up to N days for a lat/lon via the free Open-Meteo API. Read-only; price 0.0 (free).
• weather_risk_severe_flags
  Severe-weather flags (heavy rain / high wind / extreme heat / frost) derived from the Open-Meteo forecast, each with its threshold and worst value. Read-only; price 0.0 (free).
• weather_risk_air_quality
  Air-quality snapshot (PM2.5, PM10, US / European AQI and a coarse category) for a lat/lon via the free Open-Meteo air-quality API. Read-only; price 0.0 (free).
• weather_risk_heat_index
  Compute the heat index (feels-like temperature) and risk category from air temperature (Celsius) and relative humidity. Pure compute; price 0.0 (free).
• company_registry_search_company
  Search for companies by name (optionally scoped to a jurisdiction) via the OpenCorporates open API. Returns candidate companies for disambiguation. Read-only; price 0.0 (free).
• company_registry_company_profile
  Fetch a company profile (name, status, incorporation / dissolution dates, type, address) by jurisdiction + company number via OpenCorporates. Read-only; price 0.0 (free).
• company_registry_officers
  List a company officers (name, position, start / end dates, current flag) by jurisdiction + company number via OpenCorporates. Read-only; price 0.0 (free).
• company_registry_validate_number
  Validate a company-registration number against the expected format for its jurisdiction. Pure compute; returns valid flag, normalized value and reason. Price 0.0 (free).
• company_registry_jurisdiction_info
  Look up metadata for a jurisdiction code (name, registry details). Pure compute; price 0.0 (free).
• carbon_estimate_shipping_emissions
  Estimate freight CO2e (kg) from weight, distance and transport mode using embedded GLEC/DEFRA-order emission factors. Pure compute; price 0.0 (free).
• carbon_estimate_compute_emissions
  Estimate electricity CO2e (kg) from energy use (kWh) and a regional grid-intensity factor (defaults to the IEA world average). Pure compute; price 0.0 (free).
• carbon_estimate_travel_emissions
  Estimate passenger-travel CO2e (kg) from distance and travel mode using embedded per-passenger-km factors. Pure compute; price 0.0 (free).
• carbon_estimate_offset_estimate
  Estimate voluntary-market offset cost (USD) and tree- / forest-year equivalents for a given kg CO2e, using published constants. Pure compute; price 0.0 (free).
• carbon_estimate_emission_factor
  Look up the published emission factor (value, unit, category) for a named activity key (e.g. shipping_air, electricity_global, travel_car, gasoline, beef). Pure compute; price 0.0 (free).
• email_verify_verify_syntax
  Validate and normalize an email address (syntax/structure only): returns valid, normalized address, local-part and domain, plus a reason on failure. Pure; price 0.0 (free).
• email_verify_check_mx
  List MX records (exchange + priority, sorted) for a domain via free DNS-over-HTTPS to gauge mail deliverability. Accepts a bare domain or a full email address. Read-only; price 0.0 (free).
• email_verify_detect_disposable
  Check whether a domain is a known disposable / throwaway email provider against a bundled list. Accepts a bare domain or a full email address. Pure; price 0.0 (free).
• email_verify_check_spf
  Fetch and parse the SPF policy from domain TXT records via DNS-over-HTTPS: presence, raw record, all-qualifier (strict/softfail/neutral/pass) and includes. Accepts a bare domain or a full email address. Read-only; price 0.0 (free).
• email_verify_role_account
  Detect whether an email local-part is a role/group account (e.g. info, support, admin) against a bundled list. Accepts a full email address or a bare localPart. Pure; price 0.0 (free).
• ip_reputation_classify_ip
  Classify an IPv4/IPv6 address into special-use categories (public, private, loopback, link-local, CGNAT, reserved, etc.) from bundled IANA special-use ranges. Pure; price 0.0 (free).
• ip_reputation_reverse_dns
  Resolve the reverse-DNS (PTR) hostname(s) for an IP via free DNS-over-HTTPS. Read-only; price 0.0 (free).
• ip_reputation_asn_lookup
  Look up origin ASN, network name, prefix and country for an IP via Team Cymru origin lookup (DoH) plus RDAP. Read-only; price 0.0 (free).
• ip_reputation_detect_datacenter
  Heuristically detect whether an IP belongs to a datacenter/hosting range using bundled CIDR lists. Read-only; price 0.0 (free).
• ip_reputation_risk_score
  Transparent heuristic IP risk score (0-100) combining classification, datacenter and reverse-DNS signals; every contribution is returned in the rationale. Informational only. Read-only; price 0.0 (free).
• fx_tax_convert
  Convert an amount between currencies using free, keyless public FX rates (Frankfurter/ECB), fetched on demand. Returns the rate and converted amount. Read-only; price 0.0 (free).
• fx_tax_vat_calc
  Compute VAT for an amount in a given country from built-in VAT rate tables: net, VAT and gross, standard or reduced rate, treating the amount as VAT-inclusive or exclusive. Pure; price 0.0 (free).
• fx_tax_vat_validate
  Validate the structural format of an EU VAT number (country prefix + national pattern). Format check only; no VIES call. Pure; price 0.0 (free).
• fx_tax_sales_tax
  Look up the sales-tax rate for a region from built-in tables and, if an amount is given, compute net/tax/gross. Pure; price 0.0 (free).
• fx_tax_list_rates
  List all built-in VAT and sales-tax rate tables (country/region, rate, type). Deterministic; no input. Pure; price 0.0 (free).
• cve_lookup_get_cve
  Fetch a single CVE record by id from the free NVD CVE API 2.0: description, CVSS, published/modified dates and references. Read-only; price 0.0 (free).
• cve_lookup_search_cve
  Keyword-search CVEs via the free NVD CVE API 2.0, returning id, base score, severity and published date. Read-only; price 0.0 (free).
• cve_lookup_cvss_parse
  Parse a CVSS v3.0/3.1 vector string into base score, severity and per-metric labels. Fully deterministic; no network I/O; price 0.0 (free).
• cve_lookup_package_advisory
  Look up known vulnerabilities for a package via the free OSV.dev API, optionally filtered to a specific version. Read-only; price 0.0 (free).
• cve_lookup_severity_summary
  Fetch multiple CVEs (from NVD) and aggregate a severity distribution and worst-case summary for the set. Read-only; price 0.0 (free).
• holiday_calendar_is_holiday
  Determine whether an ISO date is a public holiday for a country (US/GB/JP/DE) from a built-in rule-based dataset; returns the holiday name when matched. Pure/offline; price 0.0 (free).
• holiday_calendar_next_business_day
  Compute the business day N steps from an ISO date, skipping weekends and country holidays (negative offset goes backward). Pure/offline; price 0.0 (free).
• holiday_calendar_business_days_between
  Count business days between two ISO dates, excluding weekends and country holidays. Pure/offline; price 0.0 (free).
• holiday_calendar_list_holidays
  List the public holidays for a country in a given year from the built-in dataset. Pure/offline; price 0.0 (free).
• holiday_calendar_tz_convert
  Convert a wall-clock datetime (YYYY-MM-DDTHH:MM(:SS)?) from one IANA timezone to another using the platform Intl database. Pure/offline; price 0.0 (free).

JSON · Text for agents · Registry updated 2026-06-23