# Use Perini Finance & Property with your agent.

[Perini Finance & Property](https://perini-financeandproperty.com/) (`perini-financeandproperty.com`) registers 3 WebMCP tools. 1 of 3 tools declares `readOnlyHint`, so an agent can invoke it through `tools.call`. The registry runs the tool in a fresh headless page on perini-financeandproperty.com and returns untrusted site content.

This page mirrors the [WebMCP Registry](https://wmcp.ai/sites/perini-financeandproperty.com) listing for `perini-financeandproperty.com`, last live-checked by the registry at 2026-09-23T02:53:14.090Z. Run `ghostget webmcp sites.get --input '{"domain":"perini-financeandproperty.com"}' --json` for the current schema; the listing can drift between checks.

## Use Perini Finance & Property 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":"perini-financeandproperty.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":"perini-financeandproperty.com","tool":"fp_hypothek_berechnen","input":"{}"}' --json
```

## Registered WebMCP tools

Perini Finance & Property publishes 3 tools on perini-financeandproperty.com; 1 declare `readOnlyHint`.

| Tool | What it does | Callable through Ghostget |
| --- | --- | --- |
| `fp_hypothek_berechnen` | Berechnet die monatliche Rate, Bank- und KfW-Darlehensanteil, KfW-Zuschuss, gesamte Zinskosten und die Restschuld am Ende der Zinsbindung aus Kaufpreis, Eigenkapital, Sollzins, Laufzeit und Tilgung (optional mit KfW-Programm). Modellrechnun | Callable read-only tool |
| `fp_rechenergebnis_mailen` | SCHREIBEND, mit Seiteneffekt: Sendet die vollstaendige Auswertung eines Rechners per E-Mail an die angegebene Adresse; der Server rechnet die uebergebenen Eingaben nach. Zugleich geht eine Lead-Benachrichtigung an Perini. Erfordert Rechner- | Listed for discovery; the registry allows read-only calls only |
| `fp_unterlagen_anfordern` | SCHREIBEND, mit Seiteneffekt: Fordert die gewaehlten FP-Checklisten/Unterlagen an und VERSENDET sie per E-Mail (Download-Links) an die angegebene Adresse; zugleich geht eine Lead-Benachrichtigung an Perini. Erfordert mindestens eine Checkli | 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 Perini Finance & Property changes its tools.
- **No account needed.** These calls are credential-free registry reads. For tools that need a session on perini-financeandproperty.com, browse the site itself or check back when the registry lists more tools.