Google AdWords has released a new API called AdWords Scripts

AdWords Scripts are a lightweight JavaScript style interface for performing routine activities against an account, such as adwords scripting for updating and reporting on your AdWords accounts, making it possible for advertisers to develop custom tools and integrations quickly. AdWords scripts can’t do all the heavy lifting of the AdWords API and isn’t suited as the basis for a custom platform, but it can be useful for basic automation. AdWords scripts include built-in support for Google Spreadsheets and HTTP services, allowing you to pull in important data and take action in your account.... [...]