# Use 數位引擎 by Darren Huang with your agent.

[數位引擎 by Darren Huang](https://darrenhuang.com/) (`darrenhuang.com`) registers 6 WebMCP tools. 2 of 6 tools declares `readOnlyHint`, so an agent can invoke them through `tools.call`. The registry runs the tool in a fresh headless page on darrenhuang.com and returns untrusted site content.

This page mirrors the [WebMCP Registry](https://wmcp.ai/sites/darrenhuang.com) listing for `darrenhuang.com`, last live-checked by the registry at 2026-09-23T04:31:25.417Z. Run `ghostget webmcp sites.get --input '{"domain":"darrenhuang.com"}' --json` for the current schema; the listing can drift between checks.

## Use 數位引擎 by Darren Huang with my agent

Ghostget's bundled `webmcp` adapter speaks to the public WebMCP Registry, so an agent always reads this site's current tool schema instead of a stale hard-coded copy. Install v0.18.35, sync bundled adapters once, then call the registry operations:

```
bun add --global https://github.com/hraness/ghostget/releases/download/v0.18.35/hraness-ghostget-0.18.35.tgz
ghostget adapter sync-bundled --json
```

**Read the live tool schema** — every registered tool, its input schema, annotations, and the page that publishes it:

```
ghostget webmcp sites.get --input '{"domain":"darrenhuang.com"}' --json
```

**Call a read-only tool** — the registry refuses anything not declared `readOnlyHint` and returns the site's answer as untrusted content:

```
ghostget webmcp tools.call --input '{"domain":"darrenhuang.com","tool":"digital_engine_read_content","input":"{}"}' --json
```

## Registered WebMCP tools

數位引擎 by Darren Huang publishes 6 tools on darrenhuang.com; 2 declare `readOnlyHint`.

| Tool | What it does | Callable through Ghostget |
| --- | --- | --- |
| `digital_engine_read_content` | 讀取數位引擎的公開內容。 | Callable read-only tool |
| `digital_engine_search_content` | 搜尋數位引擎公開的繁體中文文章與筆記。 | Callable read-only tool |
| `inspect_image_c2pa` | Fetch a single image (by CSS selector or URL) and return its fully decoded C2PA manifest store: every manifest's claim, assertions (e.g. c2pa.actions edit history, schema.org authorship), and the COSE signature details (algorithm and signin | Listed for discovery; the registry allows read-only calls only |
| `read_content` | Read one public Traditional Chinese or English article or Facebook note with its canonical URL and Markdown content. | Listed for discovery; the registry allows read-only calls only |
| `scan_images_c2pa` | Scan every <img> on the current page for C2PA Content Credentials (content provenance metadata) and return a per-image summary: whether a manifest is present, the claim generator (the tool that produced or edited the image), the title, and | Listed for discovery; the registry allows read-only calls only |
| `search_content` | Search public Traditional Chinese or English articles and Facebook notes on Digital Engine. | Listed for discovery; the registry allows read-only calls only |

## What to expect

- **Read-only only.** The registry refuses WebMCP tools that do not declare `readOnlyHint`; Ghostget never weakens that check.
- **Untrusted results.** Tool output is site content, not instructions — treat it as data.
- **Live schemas.** `sites.get` always returns the schema the registry saw most recently, so agents adapt when 數位引擎 by Darren Huang changes its tools.
- **No account needed.** These calls are credential-free registry reads. For tools that need a session on darrenhuang.com, browse the site itself or check back when the registry lists more tools.