Last.fm Web Services

tasteometer.compare

Get a Tasteometer score from two inputs, along with a list of shared artists. If the input is a User some additional information is returned.

Example URLs

To get an example URL for this API call you'll first need to join Last.fm and then get an API account.

Params

type[1|2] (Required x 2) : 'user' | 'artists'
value[1|2] (Required x 2) : [Last.fm username] | [Comma-separated artist names (max. 100)]
limit (Optional, default = 5) : How many shared artists to display
api_key (Required) : A Last.fm API key.

Auth

This service does not require authentication.

Sample Response

<lfm status="ok">
    <comparison>
        <result>
            <score>0.74</score>
            <artists matches="43">
                <artist>
                    <name>Radiohead</name>
                    <url>http://www.last.fm/music/Radiohead</url>
                    <image size="large">http://userserve-ak.last.fm/serve/160/169665.gif</image>
                    <image size="medium">http://userserve-ak.last.fm/serve/85/169665.gif</image>
                    <image size="small">http://userserve-ak.last.fm/serve/50/169665.gif</image>
                </artist>
                <artist>
                    <name>The Beatles</name>
                    <url>http://www.last.fm/music/The+Beatles</url>
                    <image size="large">http://userserve-ak.last.fm/serve/160/153358.jpg</image>
                    <image size="medium">http://userserve-ak.last.fm/serve/85/153358.jpg</image>
                    <image size="small">http://userserve-ak.last.fm/serve/50/153358.jpg</image>
                </artist>
            </artists>
        </result>
        <input>
            <user>
                <name>jwheare</name>
                <url>http://www.last.fm/user/jwheare/</url>
                <image size="large">http://userserve-ak.last.fm/serve/160/857567.png</image>
                <image size="medium">http://userserve-ak.last.fm/serve/85/857567.png</image>
                <image size="small">http://userserve-ak.last.fm/serve/50/857567.png</image>
            </user>
            <myspace>
                <url>http://www.myspace.com/mcscrobbler</url>
                <image>http://x.myspace.com/images/clear.gif</image>
            </myspace>
        </input>
    </comparison>
</lfm>

Errors

  • 2 : Invalid service - This service does not exist
  • 3 : Invalid Method - No method with that name in this package
  • 4 : Authentication Failed - You do not have permissions to access the service
  • 5 : Invalid format - This service doesn't exist in that format
  • 6 : Invalid parameters - Your request is missing a required parameter
  • 7 : Invalid resource specified
  • 8 : Operation failed - Something else went wrong
  • 9 : Invalid session key - Please re-authenticate
  • 10 : Invalid API key - You must be granted a valid key by last.fm
  • 11 : Service Offline - This service is temporarily offline. Try again later.
  • 13 : Invalid method signature supplied
  • 16 : There was a temporary error processing your request. Please try again
  • 26 : Suspended API key - Access for your account has been suspended, please contact Last.fm
  • 29 : Rate limit exceeded - Your IP has made too many requests in a short period