# io.github.jwulff/whisper-mcp (npm · whisper-mcp)

Local audio transcription using whisper.cpp. Transcribe with OpenAI Whisper models.

- Trust score: 67/100 (medium)
- Change this week: +21
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `whisper-mcp`: 67/100 (this document), [markdown](https://verifymcp.io/servers/jwulff-whisper-mcp/whisper-mcp.md), [page](https://verifymcp.io/servers/jwulff-whisper-mcp/whisper-mcp)

## Channel facts

- Registry: `npm`
- Package: `whisper-mcp`
- Version: `0.1.1`
- 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 2026-08-03.

- **Supply Chain Security**: 86/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (94 of 98), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (94 of 98), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 45/100
  - Source repository is publicly reachable at the declared URL.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 202 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 71/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 198 tokens (~66/item across 3 items; 3 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 23/100
  - Stability observed for 7 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.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add jwulff-whisper-mcp -- npx -y whisper-mcp
```

### Codex

```bash
codex mcp add jwulff-whisper-mcp -- npx -y whisper-mcp
```

### opencode

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

### OpenClaw

```bash
openclaw mcp add jwulff-whisper-mcp --command npx --arg -y --arg whisper-mcp
```

### Hermes

```yaml
mcp_servers:
  jwulff-whisper-mcp:
    command: "npx"
    args: ["-y", "whisper-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "jwulff-whisper-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "whisper-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.

### 2026-08-02 (score 67, +46)

- [security regression] Provenance: unverified → fail
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Malware scan: unverified → pass
- [functional improvement] License: unverified → pass
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Stability: unverified → 0.20
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Schema quality: unverified → good
- [functional] Licence: MIT

### 2026-07-31 (score 21, +13)

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

### 2026-07-30 (score 8, −38)

- [security regression] Malware scan: pass → unverified
- [functional regression] Tool coverage: 100 → unverified
- [functional improvement] Dependency health: unverified → partial
- [functional] First check of Schema quality: unverified

### 2026-07-27 (score 46)

First indexed and scored.

## MCP tools (3)

### `transcribe_audio` (~136 tokens)

Transcribe an audio file using Whisper. Supports various audio formats (wav, mp3, m4a, etc.). Returns the transcribed text.

Input parameters:

- `file_path` (string, required): Absolute path to the audio file to transcribe
- `language` (string): Language code (e.g., en, es, fr). Default: en
- `model` (string): Whisper model to use (tiny.en, base.en, small.en, medium.en, large). Default: base.en
- `output_format` (string): Output format: text (plain text), timestamps (with timestamps), json (structured). Default: text

### `list_whisper_models` (~26 tokens)

List available Whisper models and their download status. Shows which models are downloaded locally.

### `download_whisper_model` (~36 tokens)

Download a Whisper model for local transcription. Models are stored in ~/.whisper/

Input parameters:

- `model` (string, required): Model to download

## Diagnostics

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

## Score history

- 2026-08-03: 67
- 2026-08-02: 67
- 2026-08-01: 21
- 2026-07-31: 21
- 2026-07-30: 8
- 2026-07-28: 46
- 2026-07-27: 46

## Links

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