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Release Notes

API Release Notes

New endpoints, fields and behaviour changes in the MarketCheck APIs.
4.9.0

API Release - v4.9.0

API Sandbox, UK is_vat_qualifying and EV range fields, match parameter validation, a consistent is_vat_included type, and retired OAuth list-tokens endpoints.
  • New features: API Sandbox, UK Inventory Search: is_vat_qualifying, UK Inventory Search: EV Range Fields
  • Other changes: Billing Updates, Documentation Updates, Deprecations
  • Bug fixes: match Parameter Now Validated, is_vat_included Type Now Consistent Across UK Endpoints
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4.8.0

API Release - v4.8.0

MarketCheck Excel Add-in, fees and price_includes_fees fields, alternate_vin, made_in filter and facet, MarketCheck Price generic fallback, and a UK engine_size_range fix.
  • New features: MarketCheck Excel Add-in, New Pricing Fields, alternate_vin in Active and Recent Responses, made_in Filter and Facet, MarketCheck Price: Generic Fallback Pricing (Base tier, US & Canada)
  • Other changes: Documentation Updates
  • Bug fixes: engine_size_range Returns Correctly Ordered Results for UK API
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4.7.0

API Release - v4.7.0

MarketCheck Price and MarketMatch for Canada, new NeoVIN pricing fields, MarketCheck data in Excel via Claude or ChatGPT, a modern TLS policy and HTTPS redirection.
  • New features: MarketCheck Price Canada, MarketMatch Canada, NeoVIN Response Enhancement, MarketCheck Data in Excel with Claude or ChatGPT
  • Optimizations: API Performance Optimisations
  • Other changes: Modern TLS Policy, HTTP to HTTPS Redirection, Documentation Updates
  • Bug fixes: Repeated stats Parameter Returned a 500 Error
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4.6.0

API Release - v4.6.0

MarketMatch and NeoVIN Batch APIs, MCP integration, has_price and has_miles filters, new inventory and NeoVIN fields, and mc_category and large facet request fixes.
  • New features: MarketMatch Batch API, NeoVIN Batch API, Marketcheck MCP Integration, Null Value Filtering for Price and Miles, Additional Inventory Fields, NeoVIN Response Enhancement
  • Optimizations: Improved API Performance
  • Other changes: Documentation Updates
  • Bug fixes: Case Sensitivity Issue in mc_category, Facets Query Failure for Large Bucket Requests
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4.5.0

API Release - v4.5.0

Documentation chatbot, MarketMatch API, NeoVIN options packages endpoint, webhook and quota alert setup, UK compliance fields, status code based billing, and legacy parameter deprecations.
  • New features: Chatbot Integration for Marketcheck Documentation Portal, Marketmatch API, Available Options Packages Endpoint (NeoVIN), API Webhook Setup, API Usage Quota Alerts Setup
  • Optimizations: Rate Limit Enhancement for Standard Subscription, MSA-Level Search Support (Dealer & Dealership APIs), Incentives API – Photo Links Parameter, UK APIs – New Compliance Fields, FSBO & Auction Inventory Filtering Enhancements, Dealership Inventory Syndication – Row Limit Enforcement, UK Search API – Dealer Name Filtering, Status Code–Based API Billing, Comprehensive API Documentation Updates
  • Other changes: Deprecation of Legacy Request Parameters and Response Fields, Sunset Timeline and Client Impact
  • Bug fixes: Dealerships API – Error Handling Improvements
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4.4.0

API Release - v4.4.0

New documentation portal, Dealer Inventory Syndication and UK Auto-complete APIs, a higher Basic pagination limit, OAuth token lifecycle endpoints, rate limit headers, and UK API fixes.
  • New features: New Documentation Portal for Marketcheck API, Dealer Inventory Syndication API, UK Auto-complete API
  • Optimizations: Enhanced Pagination Limit (Basic Subscription), Support for Dealer & Dealership Parameters in US Active Search API, NeoVIN Enhancements – Available Options Packages, Similar Cars API – Options Packages & Build Code, MDS API – Version & Build Code, Marketcheck Price API – Comparables with Full Attributes, OAuth Token Lifecycle Management, Rate Limit Headers for API Usage Monitoring, OEM Incentives API Enhancements, Support for New Fields in Taxonomy Collection, Allowing Facets by Country in Taxonomy Facets API
  • Other changes: Deprecation Notice, Dealers Active Inventory API Deprecation, Sunset Notice, Recall API
  • Bug fixes: Fixed expired=true Param Not Respected in UK Recents API, Fixed UK Dealer API Handling for listing_count_range Parameter, Fixed UK Dealership API to Include postal_code and county Filters, Resolved Invalid Latitude/Longitude Validation Issue, Enhanced in_transit Parameter to Support Multiple Values
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4.3.0

API Release - v4.3.0

UK MarketCheck Price endpoints, the vdp_url search parameter, percentile stats, stats in US MarketCheck Price comparables, UK trim search, and a partial listings fix.
  • New features: UK Marketcheck Price Endpoints
  • Optimizations: Support for vdp_url Parameter in Search API, Enhanced Stats Capabilities in Search API, Incorporate Stats in US Marketcheck Price API Response, Search available on Trim in UK Search API
  • Bug fixes: Fixed Listings API Handling for Partial Listings
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4.2.0

API Release - v4.2.0

CarsXE plate decoder integration, case-insensitive build field search, deprecation response headers, UK vehicle_type and wheelbase_category search, UK FMV deprecation, and the old gateway sunset.
  • New features: CarsXE Third-party Integration
  • Optimizations: Case insensitive search, Deprecation warning in the API response, Search available on vehicle type and wheelbase category in UK Active Search, Cached Image API - Updated Caching Policy for UK
  • Other changes: Deprecation Notice, UK FMV endpoint Deprecation, Sunset of Legacy Components, Old API Gateway Sunset
  • Bug fixes: Vehicle Type (vehicle_type) Filter Not Working for UK Active
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4.1.0

API Release - v4.1.0

VINData AAMVA report endpoints, API release version response headers, and a fix for non-numeric zip code searches.
  • New features: VINData AAMVA Report Endpoints
  • Optimizations: API Release Version in Response Headers
  • Bug fixes: Non-Numeric ZipCode Search
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4.0.0

API Release - v4.0.0

New incentive endpoints, a Dealerships endpoint for the US and UK, the mc_dealership object in listing responses, UK listing redirection parameters, and NeoVIN option build rules.
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