# io.github.holistis/yad-agent-mcp (npm · yad-agent-mcp)

MCP wrapper for Yad, a local browser-automation companion, for coding agents.

- Trust score: 84/100 (high trust)
- Change this week: +2
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-10-17

## Components

- npm · `yad-agent-mcp`: 84/100 (this document), [markdown](https://verifymcp.io/servers/holistis-yad-agent-mcp/yad-agent-mcp.md), [page](https://verifymcp.io/servers/holistis-yad-agent-mcp/yad-agent-mcp)

## Channel facts

- Registry: `npm`
- Package: `yad-agent-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 2026-10-17.

- **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.
  - 31 of 92 dependencies flagged as unhealthy.
- **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 48 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 80/100
  - AI-judged instruction clarity (excellent).
  - Tool/resource definitions use about 278 tokens (~55/item across 5 items; 5 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 93/100
  - Stability observed for 28 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.
  - We read all 5 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - 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 io.github.holistis/yad-agent-mcp server?

io.github.holistis/yad-agent-mcp runs locally as an npm package, launched with npx -y yad-agent-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 holistis-yad-agent-mcp -- npx -y yad-agent-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "holistis-yad-agent-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "yad-agent-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "holistis-yad-agent-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "yad-agent-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add holistis-yad-agent-mcp -- npx -y yad-agent-mcp
```

### opencode

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

### OpenClaw

```bash
openclaw mcp add holistis-yad-agent-mcp --command npx --arg -y --arg yad-agent-mcp
```

### Hermes

```yaml
mcp_servers:
  holistis-yad-agent-mcp:
    command: "npx"
    args: ["-y", "yad-agent-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "holistis-yad-agent-mcp": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "yad-agent-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add holistis-yad-agent-mcp -t stdio -c npx -a -y yad-agent-mcp
```

### Other

```json
{
  "mcpServers": {
    "holistis-yad-agent-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "yad-agent-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.

### 2026-10-17 (score 84, +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.

### 2026-10-15 (score 83, +6)

- [security improvement] Source repository: unverified → pass

### 2026-10-14 (score 77, −5)

- [security regression] Provenance: pass → unverified

### 2026-10-13 (score 82, −3)

- [functional] Stability: pass → 0.80

### 2026-10-12 (score 85, +3)

- [security] Stability: 0.80 → pass

### 2026-10-06 (score 82, −2)

No change was recorded against any check on this day. Stability & Change Management went from 97 to 80.

### 2026-10-03 (score 84, +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.

### 2026-10-02 (score 83, 0)

- [functional regression] Security disclosure: unverified → fail

## MCP tools (5)

### `yad_status` (~40 tokens)

Yad status

Check whether the Yad browser companion is running and connected to Chrome/Edge/Brave on this machine. Call this first before any other yad_* tool.

### `yad_navigate` (~45 tokens)

Navigate browser

Open a URL in the user's real, already-logged-in browser tab that Yad controls.

Input parameters:

- `url` (string, required): Full http:// or https:// URL to navigate to

### `yad_capture` (~32 tokens)

Read current page

Read the URL, title, visible text and links of whatever page is currently open in the browser tab Yad controls.

### `yad_run_goal` (~131 tokens)

Run a browser task

Give Yad a plain-language task to carry out in the user's real, logged-in browser (e.g. 'find the price of the first item on this page' or 'click the login button'). Waits for the task to finish and returns the result. Yad cannot check out, pay, or place orders without the user's direct confirmation.

Input parameters:

- `goal` (string, required): Plain-language description of what to do in the browser
- `maxSteps` (integer): Optional cap on how many browser actions Yad may take
- `url` (string): Optional URL to navigate to before starting the task

### `yad_last_result` (~30 tokens)

Last task result

Fetch the result of the most recent yad_run_goal call, in case it needs to be re-read.

## Diagnostics

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

## Score history

- 2026-10-17: 84
- 2026-10-16: 83
- 2026-10-15: 83
- 2026-10-14: 77
- 2026-10-13: 82
- 2026-10-12: 85
- 2026-10-06: 82
- 2026-10-04: 84
- 2026-10-03: 84
- 2026-10-02: 83
- 2026-10-01: 83
- 2026-09-30: 82
- 2026-09-29: 82
- 2026-09-28: 85
- 2026-09-27: 84
- 2026-09-26: 84
- 2026-09-25: 83
- 2026-09-24: 83
- 2026-09-23: 82
- 2026-09-22: 82
- 2026-09-21: 82
- 2026-09-20: 81
- 2026-09-19: 81
- 2026-09-18: 80
- 2026-09-17: 80
- 2026-09-16: 79
- 2026-09-15: 79
- 2026-09-14: 78
- 2026-09-13: 78
- 2026-09-12: 77

## Common questions

### What is the io.github.holistis/yad-agent-mcp server?

io.github.holistis/yad-agent-mcp is listed in the public MCP registry as io.github.holistis/yad-agent-mcp. MCP wrapper for Yad, a local browser-automation companion, for coding agents. This page covers its npm package (yad-agent-mcp).

### Is the io.github.holistis/yad-agent-mcp server safe to use?

io.github.holistis/yad-agent-mcp scores 84 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 17 October 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 io.github.holistis/yad-agent-mcp server expose?

io.github.holistis/yad-agent-mcp exposes 5 tools: yad_status, yad_navigate, yad_capture, yad_run_goal, yad_last_result. Their descriptions and schemas cost roughly 278 tokens of context every time the server is loaded.

### Is the io.github.holistis/yad-agent-mcp server still maintained?

io.github.holistis/yad-agent-mcp is still listed as active in the MCP registry. We last reached this channel on 17 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 io.github.holistis/yad-agent-mcp server under?

io.github.holistis/yad-agent-mcp 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/yad-agent-mcp
- Socket report: https://socket.dev/npm/package/yad-agent-mcp
- Repository: https://github.com/holistis/al-yad
- Changelog RSS feed: https://verifymcp.io/servers/holistis-yad-agent-mcp/yad-agent-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/holistis-yad-agent-mcp/yad-agent-mcp.json
- HTML version of this page: https://verifymcp.io/servers/holistis-yad-agent-mcp/yad-agent-mcp