CardAPI

Changelog

API changes, new endpoints, and data additions — most recent first.

Late March 2026

  • Massive data expansion: 30+ new fields per card including balance transfer offers, intro APR, detailed fee schedules, authorized user policies, military/SCRA benefits
  • New tables: statement_credits (airline credits, Uber cash, streaming), card_perks (hotel status, TSA PreCheck, airline perks), spend_bonuses (spending-based tier unlocks)
  • Point/mile valuations: cents-per-point values for UR, MR, TYP, Capital One, Bilt, and Canadian currencies
  • Card material & design data: metal vs plastic, contactless, card color, vertical orientation
  • Product change paths: which cards can be upgraded/downgraded to which
  • AI-powered card image extraction: hybrid CSS selectors + Claude vision for accurate card art
  • Expanded to 37 issuer configurations (15 new Phase 2 issuers)

March 2026

  • Added 9 new card fields: referral_bonus_amount, product_family, churning_notes, application_rules, etc.
  • New issuers: Bilt, PenFed, Navy Federal (22 total, up from 20)
  • Removed HSBC Canada (acquired by RBC)
  • Scraper reliability improvements: failure recording, health dashboard
  • Developer portal: Google + GitHub OAuth, interactive API explorer, Google One Tap
  • Python SDK released

February 2026

  • Card history endpoint: GET /v1/cards/:slug/history
  • Transfer partners endpoint: GET /v1/cards/:slug/transfers
  • Application rules endpoint: GET /v1/application-rules
  • Notable offers endpoint: GET /v1/offers/notable

January 2026

  • Initial API launch
  • 56 cards across 20 issuers (US + Canada)
  • TypeScript SDK (@cardapi/client)
  • Stripe billing integration (Free / Pro / Enterprise)
  • Webhook support for Enterprise tier