# すぐFAX SuguFAX – Pay per fax (no account) (remote · sugufax.com)

Fax to Japan from AI, no account: Stripe link per fax, from ¥400, up to 100 pages. 1回払いでFAX送信

- Trust score: 68/100 (medium)
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-10-18

## Components

- remote · `sugufax.com`: 68/100 (this document), [markdown](https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php.md), [page](https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php)

## Channel facts

- Endpoint: `https://sugufax.com/api/mcp.php`
- Transports: `streamable-http`
- Auth: `none`
- Version: `1.0.0`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically against the live server, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-10-18.

- **Endpoint Security**: 63/100
  - The endpoint's TLS certificate is valid, in date, and uses a strong key.
  - Authorisation check failed: no authorisation is required to call this server, and it exposes a tool marked destructive (send_fax).
  - HTTPS is enforced; there's no plaintext access path.
  - The HSTS (Strict-Transport-Security) header is present.
  - DNSSEC check failed: this domain isn't protected by DNSSEC.
- **Transport & Reachability**: 100/100
  - Verified streamable-http transport via a live MCP handshake.
- **Schema Quality & AI Usability**: 64/100
  - AI-judged instruction clarity (excellent).
  - Context-footprint check failed: tool/resource definitions use about 1185 tokens (~296/item across 4 items; 4 tools + 0 resources), over budget; trim descriptions and params.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 20/100
  - Stability observed for 6 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - All 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation.
  - An AI judge read all 5 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### How do I install the すぐFAX SuguFAX – Pay per fax (no account) MCP server?

すぐFAX SuguFAX – Pay per fax (no account) is a hosted endpoint at https://sugufax.com/api/mcp.php, so there is nothing to install locally. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add --transport http com-sugufax-fax-payperuse 'https://sugufax.com/api/mcp.php'
```

### Cursor

```json
{
  "mcpServers": {
    "com-sugufax-fax-payperuse": {
      "url": "https://sugufax.com/api/mcp.php"
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "com-sugufax-fax-payperuse": {
      "type": "http",
      "url": "https://sugufax.com/api/mcp.php"
    }
  }
}
```

### Codex

```toml
[mcp_servers.com-sugufax-fax-payperuse]
url = "https://sugufax.com/api/mcp.php"
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "com-sugufax-fax-payperuse": {
      "type": "remote",
      "url": "https://sugufax.com/api/mcp.php",
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add com-sugufax-fax-payperuse --url 'https://sugufax.com/api/mcp.php' --transport streamable-http
```

### Hermes

```yaml
mcp_servers:
  com-sugufax-fax-payperuse:
    url: "https://sugufax.com/api/mcp.php"
```

### Netclaw

```json
{
  "McpServers": {
    "com-sugufax-fax-payperuse": {
      "Transport": "http",
      "Url": "https://sugufax.com/api/mcp.php"
    }
  }
}
```

### Vellum

```bash
assistant mcp add com-sugufax-fax-payperuse -t streamable-http -u 'https://sugufax.com/api/mcp.php'
```

### Other

```json
{
  "mcpServers": {
    "com-sugufax-fax-payperuse": {
      "type": "http",
      "url": "https://sugufax.com/api/mcp.php"
    }
  }
}
```

The mcpServers block is a cross-client convention. Remote transports vary, so check your client's docs.

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-10-18 (score 68, +1)

No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-16 (score 67, +1)

No change was recorded against any check on this day. Stability & Change Management went from 10 to 13. That category is still filling its 30-day observation window: 3 days of observed history at the previous scan, 4 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-14 (score 66, +1)

No change was recorded against any check on this day. Stability & Change Management went from 3 to 7. That category is still filling its 30-day observation window: 1 days of observed history at the previous scan, 2 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-13 (score 65, 0)

- [functional improvement] Stability: unverified → 0.03

### 2026-10-12 (score 65)

First indexed and scored.

## MCP tools (4)

### `get_fax_price` (~143 tokens)

FAX料金を確認

送信先とページ数からFAXの料金（日本円・税込）を確認します。送信先が対応しているか（携帯電話番号・0990・0570などは不可）もわかります。何も送信されません。

Input parameters:

- `fax_number` (string, required): 送信先のFAX番号。日本の形式（03-1234-5678）または国際形式（+81312345678）
- `pages` (integer): ページ数（省略時1）
- `promo_code` (string): 任意：クーポンコード（割引後の料金を確認）

### `send_fax` (~508 tokens)

FAXを送信

FAXの送信を受け付け、Stripeのお支払いURL（checkout_url、日本円）を返します。お支払いが完了すると自動で送信されます。書類（いずれか1つ）："upload_id"（create_upload_link で作成、ユーザーの端末にあるファイル用）、"file"（ChatGPTで添付されたファイル、自動入力）、"document_url"（公開PDFの直接HTTPSリンク）、"document_base64"（700KBまでの小さなファイルのみ）。PDF・JPG・PNG、最大10MB・100ページ。scheduled_at を指定すると、その日時（日本時間）に送信します。

Input parameters:

- `document_base64` (string): 小さなファイル（700KBまで）のみ：PDF・JPG・PNGのbase64またはdata: URI。通常は create_upload_link をお使いください。
- `document_name` (string): 任意：書類のファイル名（送信完了レポートに表示）
- `document_url` (string): 公開されているPDFの直接HTTPSリンク（ログインやプレビューのページは不可）
- `email` (string): 任意：確認メールと送信完了レポートの送信先（省略時はお支払い画面で入力）
- `fax_number` (string, required): 送信先のFAX番号（例：03-1234-5678 または +81312345678）
- `file` (object): ChatGPT：チャットに添付されたFAX書類（PDF・JPG・PNG）。ChatGPTが自動で入力します。
- `promo_code` (string): 任意：すぐFAXのクーポンコード（例：SUGU15-AB2CD3）。ユーザーがクーポンを持っている場合のみ。割引後の金額で checkout_url が作成されます。
- `scheduled_at` (string): 任意：送信日時（日本時間）。例：2026-10-10T09:00（オフセットなし＝日本時間）。15分後〜30日後まで。省略すると今すぐ送信。
- `upload_id` (string): create_upload_link が返した upload_id（ユーザーがアップロードした後）。1回のみ使用可能。

### `get_fax_status` (~84 tokens)

FAXの状況を確認

send_fax の結果の token を使って、FAXの送信状況（お支払い待ち・予約中・送信中・完了など）を確認します。完了していれば送信完了レポートのURLも返します。

Input parameters:

- `token` (string, required): send_fax が返した token（32文字）

### `create_upload_link` (~111 tokens)

アップロード用リンクを作成

FAX書類（PDF・JPG・PNG、最大10MB）をアップロードするための、安全なワンタイムURL（30分有効）を作成します。スマートフォンやパソコンからアップロードでき、カメラ撮影にも対応しています。ユーザーが upload_url でアップロードした後、upload_id を send_fax に渡します。リンクの作成では何も送信されず、料金もかかりません。

## Diagnostics

Captured diagnostic sections: TLS, DNSSEC, Authorisation, Transports. The full working is on the page: https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php#diagnostics

## Score history

- 2026-10-18: 68
- 2026-10-17: 67
- 2026-10-16: 67
- 2026-10-15: 66
- 2026-10-14: 66
- 2026-10-13: 65
- 2026-10-12: 65

## Common questions

### What is the すぐFAX SuguFAX – Pay per fax (no account) MCP server?

すぐFAX SuguFAX – Pay per fax (no account) is an MCP server listed in the public MCP registry as com.sugufax/fax-payperuse. Fax to Japan from AI, no account: Stripe link per fax, from ¥400, up to 100 pages. 1回払いでFAX送信. This page covers its hosted endpoint (https://sugufax.com/api/mcp.php).

### Is the すぐFAX SuguFAX – Pay per fax (no account) MCP server safe to use?

すぐFAX SuguFAX – Pay per fax (no account) scores 68 out of 100 on VerifyMCP. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the すぐFAX SuguFAX – Pay per fax (no account) MCP server expose?

すぐFAX SuguFAX – Pay per fax (no account) exposes 4 tools: get_fax_price, send_fax, get_fax_status, create_upload_link. Their descriptions and schemas cost roughly 846 tokens of context every time the server is loaded.

### Does the すぐFAX SuguFAX – Pay per fax (no account) MCP server require authentication?

No. We connected to すぐFAX SuguFAX – Pay per fax (no account) without credentials and it answered, so anything it exposes is reachable by anyone who knows the address.

### Is the すぐFAX SuguFAX – Pay per fax (no account) MCP server still maintained?

すぐFAX SuguFAX – Pay per fax (no account) is still listed as active in the MCP registry. We last reached this channel on 18 October 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

## Links

- Remote endpoint: https://sugufax.com/api/mcp.php
- Website: https://sugufax.com/ai
- Changelog RSS feed: https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php.xml
- Changelog JSON feed: https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php.json
- HTML version of this page: https://verifymcp.io/servers/com-sugufax-fax-payperuse/api-mcp-php