/legislators

Current legislators’ names, IDs, biography, and social media.

Fields: bioguide_id, first_name, middle_name, last_name, nickname, state, party, name_suffix, district

/bills

Legislation in the House and Senate, back to 2009. Updated daily.

Fields: bill_id, summary_short, short_title, official_title, last_vote_at, chamber, bill_status

/bills/search

Full text search over legislation. /bills/search enables the ability to search for bills by keywords. The list of keywords were developed by the Library of Congress, 1,023 unique keywords since 2009, as of late 2012 (https://sunlightlabs.github.io/congress/bills.html#summary-and-keywords, retrieved on 3/12/15).

Fields: bill_id, short_title, official_title

/nominations

Presidential nominations before the Senate, back to 2009. Updated daily.

Fields: position, name, last_action.text, nomination_id

/votes

Roll call votes in Congress, back to 2009. Updated within minutes of votes.

Fields: bill_id, voted_at, voter_ids, chamber, vote_type, roll_type, question