# PaperSprocket (npm · papersprocket-mcp)

EU-hosted HTML-to-PDF rendering for agents and MCP clients. Temporary document processing.

- Trust score: 77/100 (medium)
- Change this week: −5
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-11-05

## Components

- npm · `papersprocket-mcp`: 77/100 (this document), [markdown](https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp.md), [page](https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp)

## Channel facts

- Registry: `npm`
- Package: `papersprocket-mcp`
- Version: `1.0.0`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, 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 2026-11-05.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 30 of 92 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 19/100
  - Repository presence not verified: we could not reach the forge to check. This is a gap on our side, not a finding about the repository.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 30 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 73/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 151 tokens (~75/item across 2 items; 2 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 100/100
  - No destabilizing schema changes in the last 30 days.
- **Tool Coverage**: 89/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 67% 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.
  - We read all 2 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 2 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 PaperSprocket MCP server?

PaperSprocket runs locally as an npm package, launched with npx -y papersprocket-mcp. 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 inde-x-papersprocket -- npx -y papersprocket-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "inde-x-papersprocket": {
      "command": "npx",
      "args": [
        "-y",
        "papersprocket-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "inde-x-papersprocket": {
      "command": "npx",
      "args": [
        "-y",
        "papersprocket-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add inde-x-papersprocket -- npx -y papersprocket-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "inde-x-papersprocket": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "papersprocket-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add inde-x-papersprocket --command npx --arg -y --arg papersprocket-mcp
```

### Hermes

```yaml
mcp_servers:
  inde-x-papersprocket:
    command: "npx"
    args: ["-y", "papersprocket-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "inde-x-papersprocket": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "papersprocket-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add inde-x-papersprocket -t stdio -c npx -a -y papersprocket-mcp
```

### Other

```json
{
  "mcpServers": {
    "inde-x-papersprocket": {
      "command": "npx",
      "args": [
        "-y",
        "papersprocket-mcp"
      ]
    }
  }
}
```

## 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.

### 2026-11-05 (score 77, −6)

- [security regression] Provenance: pass → unverified

### 2026-11-03 (score 83, 0)

- [functional regression] Security disclosure: unverified → fail

### 2026-11-02 (score 83, 0)

- [functional regression] Security disclosure: fail → unverified

### 2026-10-31 (score 83, +1)

- [security] Stability: 0.97 → pass

### 2026-10-29 (score 82, +1)

No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-27 (score 81, +1)

No change was recorded against any check on this day. Stability & Change Management went from 83 to 87. That category is still filling its 30-day observation window: 25 days of observed history at the previous scan, 26 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-25 (score 80, +1)

No change was recorded against any check on this day. Stability & Change Management went from 77 to 80. That category is still filling its 30-day observation window: 23 days of observed history at the previous scan, 24 at this one. The score rises as the window fills, whether or not the server changes.

### 2026-10-23 (score 79, +1)

No change was recorded against any check on this day. Stability & Change Management went from 70 to 73. That category is still filling its 30-day observation window: 21 days of observed history at the previous scan, 22 at this one. The score rises as the window fills, whether or not the server changes.

## MCP tools (2)

### `render_html_to_pdf` (~97 tokens)

Render HTML to a PDF through the PaperSprocket API. Returns the PDF as an application/pdf embedded resource (base64 blob), the local file path when the server can write it, and render metadata (render_id, page_count, charged_cents, balance_cents). Billed to the configured PaperSprocket account.

Input parameters:

- `html` (string, required): HTML to render (non-empty).
- `page` (object)

### `check_balance` (~54 tokens)

Check the prepaid balance of the configured PaperSprocket account. Returns account_id, balance_cents, currency, and page_price_cents.

Input parameters:

- `account_id` (string, required): The PaperSprocket account id to query.

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp#diagnostics

## Score history

- 2026-11-05: 77
- 2026-11-04: 83
- 2026-11-03: 83
- 2026-11-02: 83
- 2026-11-01: 83
- 2026-10-31: 83
- 2026-10-30: 82
- 2026-10-29: 82
- 2026-10-28: 81
- 2026-10-27: 81
- 2026-10-26: 80
- 2026-10-25: 80
- 2026-10-24: 79
- 2026-10-23: 79
- 2026-10-22: 78
- 2026-10-21: 78
- 2026-10-20: 77
- 2026-10-19: 77
- 2026-10-18: 77
- 2026-10-17: 76
- 2026-10-16: 76
- 2026-10-15: 75
- 2026-10-14: 75
- 2026-10-13: 74
- 2026-10-12: 69
- 2026-10-08: 69
- 2026-10-04: 69
- 2026-10-03: 69
- 2026-10-02: 69
- 2026-10-01: 54

## Common questions

### What is the PaperSprocket MCP server?

PaperSprocket is an MCP server listed in the public MCP registry as io.github.inde-x/papersprocket. EU-hosted HTML-to-PDF rendering for agents and MCP clients. Temporary document processing. This page covers its npm package (papersprocket-mcp).

### Is the PaperSprocket MCP server safe to use?

PaperSprocket scores 77 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 5 November 2026. It declares no install or post-install scripts. 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 PaperSprocket MCP server expose?

PaperSprocket exposes 2 tools: render_html_to_pdf, check_balance. Their descriptions and schemas cost roughly 151 tokens of context every time the server is loaded.

### Is the PaperSprocket MCP server still maintained?

PaperSprocket is still listed as active in the MCP registry. We last reached this channel on 5 November 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the PaperSprocket MCP server under?

PaperSprocket declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/papersprocket-mcp
- Socket report: https://socket.dev/npm/package/papersprocket-mcp
- Repository: https://github.com/inde-x/papersprocket-mcp
- Changelog RSS feed: https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp.json
- HTML version of this page: https://verifymcp.io/servers/inde-x-papersprocket/papersprocket-mcp