The advanced search feature, as well as the Influence Explorer API are approaching end of life, and will be retired on December 31st, 2015. Please refer to our deprecation notice for more details.
Register for an API key at Sunlight Data Services. This key can be used to access all of the Sunlight Labs data APIs.
Campaign Contributions (DC)
Please check back at a later date for documentation on accessing DC campaign finance data via our API.