Amazon Historical Pricing Service Released
The Amazon Historical Pricing web service gives developers direct, programmatic access to over three years of actual sales data for books, music, videos, and DVDs sold by third-party sellers on Amazon.com. Third-party sellers can use this data to make pricing decisions based on historical prices and market trends.
Access to this data costs $499 per month for up to 20,000 requests, and $999 per month for up to 60,000 requests. All billing and service usage data is accessible through the “Your Web Services Account” button in the AWS Developer Portal.