Strange…
Both links work for me.
The second link points to short thread:
Google voice recognition API, Discussion in 'Questions' started by grafsoft, Feb 9, 2014.
You might be able to use search to find it, or maybe if you try again the link will work.
I'm also looking at using the Microsoft Bing Voice Recognition API. I seem to remember something about the Google voice recognition engine now requiring some User Agent information, that could easily be spoofed, but might cause trouble.
The Bing engine is free for 5000 uses per month:
https://datamarket.azure.com/dataset/bing/speechrecognition
Barry.