http://www.youtube.com/v/0XjwoVqM_qE&feature=player_embedded&fs=1 (incorrect)

http://www.youtube.com/v/0XjwoVqM_qE?feature=player_embedded&fs=1 (correct)

Fortunately, we've found a way to use correct URLs without breaking old browsers and we can't wait to do it.

Speaking of changes to the embed code, we'll also be tweaking the HTML content. The new YouTube embed code is leaner and still works on everything from ancient desktop browsers to modern smart phones. You won't find another snippet of HTML that's as battle-tested and mother-approved! Here's a preview of the new, streamlined format:

And here's what the HTML looks like:

If you grab YouTube embed codes by hand from YouTube.com, or from the YouTube Player APIs or oEmbed, you'll start getting this updated HTML soon. As for all the embeds already on the web: worry not, those will continue to work forever.

You get a response like this:

{"provider_url": "http://www.youtube.com/",
"title": "Auto-Tune the News #8: dragons. geese. Michael Vick. (ft. T-Pain)",
"html": "embed code",
...}

The value for the "html" key is all you need to insert into your webpage to render an embedded YouTube video:

Check out the documentation at oEmbed.com for more information.