# OnlineAfspraken Slots (pypi · onlineafspraken-slots-mcp)

Read available slots from a public OnlineAfspraken widget URL without an account.

- Trust score: 62/100 (medium)
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-10-02

## Components

- pypi · `onlineafspraken-slots-mcp`: 62/100 (this document), [markdown](https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp.md), [page](https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp)

## Channel facts

- Registry: `pypi`
- Package: `onlineafspraken-slots-mcp`
- Version: `0.1.0`
- 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 2026-10-02.

- **Supply Chain Security**: 50/100
  - Malware scan not yet available for this package.
  - No known CVEs affecting this package version or its production dependencies.
  - Runs setuptools.build_meta at install time, a recognised build step with no custom scripting around it.
  - 0 of 28 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 97/100
  - Source repository is publicly reachable at the declared URL.
  - Cryptographically verified build provenance (signed, bound to RichieB2B/onlineafspraken-slots-mcp).
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 5 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 69/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 91 tokens (~91/item across 1 items; 1 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 0/100
  - Stability not yet verified: not enough scan history yet (needs a 30-day window).
- **Tool Coverage**: 67/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 0% 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 1 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 1 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.

**Unverified: 1 category.** A category scored 0 because we could not verify it: a data source with nothing on this package, evidence we could not reach, or a check we could not run. We only credit what we can confirm.

## Install

### How do I install the OnlineAfspraken Slots MCP server?

OnlineAfspraken Slots runs locally as a PyPI package, launched with uvx onlineafspraken-slots-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 richieb2b-onlineafspraken-slots -- uvx onlineafspraken-slots-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "richieb2b-onlineafspraken-slots": {
      "command": "uvx",
      "args": [
        "onlineafspraken-slots-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "richieb2b-onlineafspraken-slots": {
      "command": "uvx",
      "args": [
        "onlineafspraken-slots-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add richieb2b-onlineafspraken-slots -- uvx onlineafspraken-slots-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "richieb2b-onlineafspraken-slots": {
      "type": "local",
      "command": [
        "uvx",
        "onlineafspraken-slots-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add richieb2b-onlineafspraken-slots --command uvx --arg onlineafspraken-slots-mcp
```

### Hermes

```yaml
mcp_servers:
  richieb2b-onlineafspraken-slots:
    command: "uvx"
    args: ["onlineafspraken-slots-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "richieb2b-onlineafspraken-slots": {
      "Transport": "stdio",
      "Command": "uvx",
      "Arguments": [
        "onlineafspraken-slots-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add richieb2b-onlineafspraken-slots -t stdio -c uvx -a onlineafspraken-slots-mcp
```

### Other

```json
{
  "mcpServers": {
    "richieb2b-onlineafspraken-slots": {
      "command": "uvx",
      "args": [
        "onlineafspraken-slots-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.

### 2026-09-29 (score 62, +10)

- [security improvement] Provenance: unverified → pass
- [security] The attested source repository moved: RichieB2B/onlineafspraken-slots-mcp

### 2026-09-28 (score 52, 0)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-09-27 (score 52, −15)

- [security regression] Malware scan: pass → unverified

### 2026-09-26 (score 67)

First indexed and scored.

## MCP tools (1)

### `get_available_slots` (~91 tokens)

Get public OnlineAfspraken slots for a booking page and ISO date.

booking_page may be a page embedding one OnlineAfspraken widget or the
widget URL itself. Omit date_iso for today in Europe/Amsterdam. Optionally
filter by part of an appointment type name. This tool never books.

Input parameters:

- `booking_page` (string, required)
- `date_iso`
- `room`

## Diagnostics

Captured diagnostic sections: Provenance, Install scripts, Dependencies. The full working is on the page: https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp#diagnostics

## Score history

- 2026-10-02: 62
- 2026-10-01: 62
- 2026-09-30: 62
- 2026-09-29: 62
- 2026-09-28: 52
- 2026-09-27: 52
- 2026-09-26: 67

## Common questions

### What is the OnlineAfspraken Slots MCP server?

OnlineAfspraken Slots is an MCP server listed in the public MCP registry as io.github.RichieB2B/onlineafspraken-slots. Read available slots from a public OnlineAfspraken widget URL without an account. This page covers its PyPI package (onlineafspraken-slots-mcp).

### Is the OnlineAfspraken Slots MCP server safe to use?

OnlineAfspraken Slots scores 62 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 2 October 2026. Its build provenance is signed and verified. 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 OnlineAfspraken Slots MCP server expose?

OnlineAfspraken Slots exposes 1 tool: get_available_slots. Their descriptions and schemas cost roughly 91 tokens of context every time the server is loaded.

### Is the OnlineAfspraken Slots MCP server still maintained?

OnlineAfspraken Slots is still listed as active in the MCP registry. We last reached this channel on 2 October 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 OnlineAfspraken Slots MCP server under?

OnlineAfspraken Slots 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

- PyPI project: https://pypi.org/project/onlineafspraken-slots-mcp/
- Socket report: https://socket.dev/pypi/package/onlineafspraken-slots-mcp
- Repository: https://github.com/RichieB2B/onlineafspraken-slots-mcp
- Changelog RSS feed: https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp.json
- HTML version of this page: https://verifymcp.io/servers/richieb2b-onlineafspraken-slots/onlineafspraken-slots-mcp