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Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

MCP server · Payments & trading

JPVerify

Japan company, T-number, invoice issuer and address checks for AI agents, paid per call via x402.

Checks passed
15 / 22

0 failed · 7 not measured

Median response
1357 ms

Median of successful probes over 7 days

30-day uptime
Not measured

Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.

Discovered tools
9

Tool definitions returned by this server

Independent monitoring

Health & checks

Status history

Responded

The server completed its last measured handshake. This is an observation, not a guarantee.

Last checked
Check summary by test group
Test areaPassedFailedUnmeasured
ConnectionCan a client connect and discover tools?
500
Reliability & speedDoes it respond consistently and quickly?
103
Access & authenticationWhat is required to use this server?
102
Tool qualityAre the tool definitions usable by an agent?
400
Publisher identityCan the publisher be traced to its source?
402

Unmeasured means there is not enough evidence to decide. How these checks work

Inspect individual checks 22 recorded

Core

  • Pass
    Reachable

    Latest probe returned HTTP 200 in 1341 ms.

  • Pass
    Valid handshake

    protocolVersion 2025-11-25, serverInfo.name jpverify.

  • Pass
    Lists tools

    tools/list returned 9 tools.

  • Pass
    Current protocol

    Negotiated 2025-11-25. The bar is 2025-06-18 or newer.

  • Pass
    HTTPS

    The endpoint URL is https.

Performance

  • Not measured
    Fast (p50)

    Median latency 1357 ms over 2 samples in 7 days. The bar is 1000 ms. Need at least 5 samples.

  • Not measured
    Consistent (p95)

    95th percentile 1371 ms over 2 samples in 7 days. The bar is 3000 ms. Need at least 20 samples.

  • Not measured
    Reliable (uptime)

    2 of 2 attempts returned a tool list in 30 days (100%). The bar is 99%. Need at least 30 samples.

  • Pass
    Stable tool list

    No tool was removed and no required parameter was added in the last 30 days.

Access

  • Pass
    Open access

    tools/list succeeded with no credential, and the record declares none.

  • Not measured
    Standard auth

    Auth is not required, so the OAuth metadata check does not apply.

  • Not measured
    Free tier cited

    No publisher quote has been checked.

Tools

  • Pass
    Tools described

    Every tool description is at least 20 characters.

  • Pass
    Valid input schemas

    Every inputSchema is a JSON Schema object.

  • Pass
    Parameters documented

    42 of 42 parameters have a description (100%). The bar is 80%.

  • Pass
    Safety hints

    Every tool sets readOnlyHint or destructiveHint.

Publisher

  • Pass
    Verified namespace

    Listed in the Official MCP Registry.

  • Pass
    Website matches publisher

    The website host matches the reverse-domain namespace.

  • Pass
    Source repo linked

    A repository URL is on file.

  • Not measured
    Repo owner matches

    This namespace is not an io.github login, so the owner comparison does not apply.

  • Pass
    Recently updated

    Updated 2026-11-10T04:46:44.372079Z, within 180 days.

  • Not measured
    Open-source licence

    The GitHub licence lookup has not returned an OSI result yet.

Start using JPVerify

Connect to this server

Choose your client, copy the configuration, then enable the server in your client’s MCP settings.

Run this command in your terminal, then restart Claude Code.

Claude Code

claude mcp add --transport http jpverify https://api.jpverify.com/mcp

Capabilities

Tools 9

jp_address_normalize

Normalize a Japanese address into a canonical hierarchy (prefecture to room) with the confirmed match level and an English rendering from Japan Post romanized data. Accepts business-specific postal codes (e.g. 100-8310) and parcel (番地) addresses. Use when: You need Japanese address normalization or standardization, whether or not the input contains a postal code. Returns: Normalized prefecture/city/town/chome/block/lot/house components, an English address from Japan Post romanization, parser confidence, match hierarchy, geocoder evidence, and postal-code evidence when a postal code is supplied. It does not infer a missing postal code. Price: $0.005 USDC per successful call, paid with x402 on Base. / 日本の住所を正規化し、都道府県から部屋番号までの階層・照合レベルと、日本郵便のローマ字データによる英語表記を返します。事業所の個別郵便番号(例: 100-8310)と地番(番地)住所にも対応します。 用途: 入力に郵便番号があってもなくても、日本住所を正規化・標準化したい場合。 返却: 都道府県・市区町村・町名・丁目・番地・号などの正規化項目、解析信頼度、照合階層、地理コード根拠を返します。郵便番号を入力した場合のみ郵便番号根拠を返し、未入力の郵便番号は推定しません。 料金: 成功した呼び出し1回あたり $0.005 USDC(Base上のx402決済)。

Discovered
jp_address_validate

Validate a Japanese address with parser, postal and geocoder evidence and return exact/partial/ambiguous/conflict/unverified. Use when: You need one evidence-based Japanese address quality decision combining parsed address, postal evidence, and geocoder evidence. Returns: Exact, partial, ambiguous, conflict, or unverified status with accepted hierarchy, confidence signals, validation scope, and reasons. Price: $0.005 USDC per successful call, paid with x402 on Base. / 住所解析・郵便番号・ジオコーディング根拠で日本住所を検証します。 用途: 解析住所、郵便番号根拠、ジオコーダー根拠を統一ルールで判定したい場合。 返却: 完全一致、部分一致、候補不一意、矛盾、未検証の状態に加え、採用階層、信頼度、判定範囲、理由を返します。 料金: 成功した呼び出し1回あたり $0.005 USDC(Base上のx402決済)。

Discovered
jp_company_resolve

Find the Japanese legal entity from an English or brand name (e.g. au -> KDDI), English address, website or e-mail domain, T-number, corporate number, LEI or securities code; results in English. Brand matches are candidates, never a confirmation. Use when: You hold an English, brand or romanized Japanese company name, an English address or postal code, a website or e-mail domain, a T-number, corporate number, LEI or securities code and need the Japanese legal entity, in English. Returns: Decision (matched / likely_match / candidates), legally binding Japanese name, kana, English name with source, contract party name, status and qualified-invoice registration. Brand names (au, MOS Burger) find the owner as candidates; listing, Wikidata prominence and gBizINFO employee counts only order candidates. Price: $0.25 USDC per successful call, paid with x402 on Base. / 英語名・ブランド名(例: au→KDDI)・英語住所・ドメイン・T番号・法人番号・LEI・証券コードから日本の法人を特定します。ブランド名の一致は候補であり、確定ではありません。 用途: 英語名・ブランド名・ローマ字・英語住所・郵便番号・Webサイト/メールのドメイン・T番号・法人番号・LEI・証券コードから日本の法人を特定したい場合。 返却: 判定、正式な日本語商号、読み、出典付き英語名、契約当事者名、状態、適格請求書登録を返します。ブランド名(au、MOS Burger)からは所有企業を候補として返し、上場・Wikidataの知名度・Gビズインフォの従業員数は候補の並び順だけに使います。 料金: 成功した呼び出し1回あたり $0.25 USDC(Base上のx402決済)。

Discovered
jp_company_verify

Verify a Japanese company by its registered (Japanese) name or 13-digit corporate number (法人番号) against the NTA registry; an address is comparison evidence only. Returns the Japanese legal name plus a sourced English name and address. For an English name, use jp_company_resolve first. Use when: You need a Japanese company or corporate-number lookup. Returns: Corporate number, registered Japanese legal name (legal_name_ja) and address, English name (NTA official, EDINET, or romanized reading) and English address (official or Japan Post romanization) with their sources, active or closed status, and match evidence. Price: $0.01 USDC per successful call, paid with x402 on Base. / 登記上の会社名(日本語)または法人番号を国税庁の法人番号公表データと照合します。住所は比較用の根拠です。 用途: 日本企業または法人番号を検索・照合したい場合。 返却: 法人番号、登記上の法人名(legal_name_ja)・住所、英語名(国税庁公式・EDINET・読みのローマ字)と英語住所(公式または日本郵便ローマ字)とその出典、活動状態、一致根拠を返します。 料金: 成功した呼び出し1回あたり $0.01 USDC(Base上のx402決済)。

Discovered
jp_invoice_issuer_check

Check a T-number against the issuer name on the invoice, the address (optional), the invoice date (optional: registered on that date, not cancelled or expired) and your supplier master number (optional: expected_registration_number or expected_corporate_number), using Japan's NTA registries. JPVerify does not read invoice files. Use when: You have a T-number and the issuer name from an invoice (address and invoice date optional) and need to know whether they belong together and the issuer was registered on the invoice date. Returns: Registry fields, issuer name and address comparison, registration on the invoice date, supplier master comparison, and one status per check in check_results. Price: $0.05 USDC per successful call, paid with x402 on Base. / T番号を請求書の発行者名・住所(任意)・日付(任意。その日に登録済みで取消・失効前か)・仕入先マスターの番号(任意)と国税庁データで照合します。ファイルの読み取りは行いません。 用途: 請求書のT番号と発行者名(住所・日付は任意)が一致するか、請求書の日付時点で登録済みかを確認したい場合。 返却: 国税庁の登録情報、発行者名・住所の比較結果、請求書日付時点の登録状況、確認項目ごとの結果を返します。 料金: 成功した呼び出し1回あたり $0.05 USDC(Base上のx402決済)。

Discovered
jp_invoice_registration_verify

Verify a Japanese qualified-invoice registration number (T + 13 digits) against the NTA invoice registry; returns the registered name with a sourced English name and address. Use when: You already have a Japanese T+13-digit qualified-invoice registration number. Returns: NTA registration status, corporate number, registered name, and relevant dates. Price: $0.01 USDC per successful call, paid with x402 on Base. / 適格請求書発行事業者登録番号(T+13桁)を国税庁データと照合します。 用途: 日本のT+13桁インボイス登録番号が既にある場合。 返却: 国税庁の登録状態、法人番号、登録名、関連日付を返します。 料金: 成功した呼び出し1回あたり $0.01 USDC(Base上のx402決済)。

Discovered
jp_supplier_resolve

One coverage-aware supplier check combining company, qualified-invoice and address evidence. Use when: You need one coverage-aware supplier check combining company, qualified-invoice, and address evidence; optionally includes projected gBizINFO activity evidence when the internal feature flag is enabled. Returns: Independent evidence checks, source versions, and a resolved/ambiguous/not-found/insufficient-coverage status; optional gBizINFO is projected enrichment inside this response, not a standalone source or raw-response resale. Not a legal or KYB determination. Price: $0.10 USDC per successful call, paid with x402 on Base. / 会社・適格請求書・住所の根拠をまとめて仕入先を確認します。 用途: 会社、適格請求書、住所の根拠を組み合わせ、必要に応じて内部機能フラグでgBizINFO活動根拠も付加した、対象範囲を明示した仕入先確認を行う場合。 返却: 個別の根拠チェック、ソース版、resolved/ambiguous/not-found/insufficient-coverage状態を返します。任意のgBizINFOはこのレスポンス内の加工済み補助根拠であり、単独ソースや原レスポンスの再販ではありません。法的判断やKYB判定ではありません。 料金: 成功した呼び出し1回あたり $0.10 USDC(Base上のx402決済)。

Discovered
jpverify_balance

Free. Returns the prepaid credit balance (free and paid parts) of the account whose API key this MCP connection uses, plus the top-up URL. Use when: before a large batch, or after an insufficient_credits error. Connections without an API key (x402) have no balance. / 無料。このMCP接続のAPIキーのアカウント残高(無料分・購入分)とチャージURLを返します。

Discovered
jpverify_guide

Free. Returns the JPVerify tool catalog with prices, use_when guidance and example inputs, plus how x402 payment works; pass a natural-language question to get the single recommended tool and suggested input. / 無料。JPVerifyのツール一覧(料金・用途・入力例)とx402決済方法を返します。質問を渡すと最適なツールと入力例を返します。

Discovered

Recent measurements

Probe history

View status
Latest stored probes. Raw probe rows are kept for 14 days.
CheckedResultResponseTools
Connected1341 ms9
Connected1373 ms9