> For the complete documentation index, see [llms.txt](https://docs.altum.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.altum.ai/english/developers/sandbox.md).

# Sandbox

To use the API's in Sandbox mode, simply add /sandbox/ to the endpoint URL path and perform a POST or GET request depending on the documentation of the specific API.\
\
Use API key **m2ipzWVV3e9yPU9TduqpY4oZTbcEHCGj31GLVLYB** to perform requests to the Sandbox API.

#### Example sandbox API call to the AVM API

## Perform a post request to the AVM API sandbox

<mark style="color:green;">`POST`</mark> `https://api.altum.ai/sandbox/avm`

#### Query Parameters

| Name        | Type   | Description |
| ----------- | ------ | ----------- |
| housenumber | string | 1           |
| postcode    | string | 1234AB      |

#### Headers

| Name         | Type   | Description                              |
| ------------ | ------ | ---------------------------------------- |
| Content-Type | string | application/json                         |
| x-api-key    | string | m2ipzWVV3e9yPU9TduqpY4oZTbcEHCGj31GLVLYB |

{% tabs %}
{% tab title="200 " %}

```
{
    "Output": {
        "BagID": "0575000000000000",
        "PostCode": "1234AB",
        "HouseNumber": "1",
        "HouseAddition": null,
        "City": "Amsterdam",
        "Street": "Bootstraat",
        "HouseType": "Vrijstaande woning",
        "BuildYear": "2021",
        "InnerSurfaceArea": "265",
        "OuterSurfaceArea": "1363",
        "Volume": "1250",
        "EnergyLabel": "A",
        "Longitude": "4.4000000000000000",
        "Latitude": "52.00000000000000",
        "Rooms": "7",
        "Image": "\"null\"",
        "ValuationDate": "",
        "PriceEstimation": "1277424",
        "Confidence": "90% Confidence Interval is 1006355-1529716."
    }
}
```

{% endtab %}
{% endtabs %}

### API's supported with the Sandbox API

* [x] AVM API
* [x] Sustainability API
* [x] WOZ API
* [x] Kadaster Transaction API
* [x] Move Data API
* [x] Location Data API
* [x] Amenities API
* [x] BAG API
* [x] Photo Labelling API
* [x] Interactive Reference API
* [x] Object Data API
* [x] NTA 8800 Energylabel API
* [x] Object geometry API
* [ ] Condition Score API


---

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## Querying This Documentation
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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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