# Config

ADMIN privilege is required for all of these functions except config/capabilities and serverinfo.

### config/capabilities

Returns a list of some compile-time options which were used to build the software. Requires either 'Web Interface' or 'HTSP Interface' privilege.

```
[
   "caclient",
   "tvadapters",
   "imagecache",
   "timeshift",
   "trace",
   "libav"
]
```

### config/load

Lists the details, descriptions, defaults and current values of the items in the GUI screen Configuration -> General -> Base. See [Common Parameters](/documentation/development/json-api/api-description/common-parameters.md) for details of selection parameters.

### config/save

**Untested.** Updates the server from an object in the format produced by [config/load](#config-load).

* `node` The JSON object.

### memoryinfo/class

Lists the details and descriptions of items in the TVH GUI screen Configuration -> Debugging -> Memory Information Entries.

### memoryinfo/grid

Lists details of in-memory objects. See [Common Parameters](/documentation/development/json-api/api-description/common-parameters.md) for details of selection parameters.

```
{
   "entries" : [
      {
         "peak_count" : 17154,
         "name" : "EPG Broadcasts",
         "uuid" : "a1af1bc4f29ba28104e71a540465f250",
         "count" : 17154,
         "peak_size" : 6235792,
         "size" : 6235792
      },
      {
         "peak_count" : 3285,
         "peak_size" : 369303,
         "count" : 3285,
         "size" : 369303,
         "name" : "EPG Series Links",
         "uuid" : "823a78a3bcd05b688c59871455da6399"
      },
      {
         "count" : 11514,
         "peak_size" : 5015593,
         "size" : 5015593,
         "name" : "EPG Episodes",
         "uuid" : "5c666eea1ec3de4bbb9a11f60116b258",
         "peak_count" : 11514
      }, ...
   ],
   "total" : 19
}
```

### pathlist

Lists all of the api functions supported by the server.

```
[
   "access/entry/class",
   "access/entry/create",
   "access/entry/grid",
   "access/entry/userlist", ...
]
```

### serverinfo

Lists information about the server including the software version number.

```
{
   "api_version" : 19,
   "webroot" : "/testserver",
   "name" : "Tvheadend",
   "capabilities" : [
      "caclient",
      "tvadapters",
      "trace",
      "libav"
   ],
   "sw_version" : "4.3-943~g9b85e7b7c-dirty"
}
```


---

# Agent Instructions: Querying This Documentation

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

```
GET https://docs.tvheadend.org/documentation/development/json-api/api-description/config.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.