Data Sources
CardCurator is strongest when every claim can be traced back to a source class. This page explains where our card, rewards, and ranking inputs come from and how frequently they are refreshed.
Last updated:
Source Categories
Issuer card pages and terms
Examples
Card landing pages, pricing and terms, benefit guides, official cardmember agreements
Used for
Annual fees, earn rates, credits, foreign transaction fees, intro APR details, benefit eligibility
Refresh cadence
Checked whenever a card page or comparison is updated
Rewards program sites
Examples
Airline and hotel program pages, transfer partner lists, redemption charts
Used for
Point currency context, transfer relationships, award pricing, program features
Refresh cadence
Reviewed after publicly announced program changes and during scheduled program refreshes
Public program announcements
Examples
Issuer newsroom posts, airline announcements, hotel loyalty news, offer launch pages
Used for
Transfer bonus start dates, offer windows, rule changes, new-product launches
Refresh cadence
Same day when possible for time-sensitive changes
Internal CardCurator data models
Examples
Merchant categorizations, ranking logic, reward-category mappings, valuation records
Used for
Converts raw card and program data into page rankings and comparison outputs
Refresh cadence
Continuously as data corrections and new records are added
Freshness Rules
Fast-moving content
Signup bonuses, transfer bonuses, and promo windows should be updated when the public offer changes or expires.
Evergreen content
Methodology and audience guides are rechecked when major ranking assumptions or product landscapes shift.