# How Amazon Created a Marketplace for Recommendation Algorithms

> A system that lets website owners rent recommendation algorithms from third-party developers, with a built-in payment structure that rewards developers based on how well their algorithms perform.

- **Patent:** US 8249948
- **Original title:** System for obtaining recommendations from multiple recommenders
- **Owner:** Amazon Technologies Inc
- **Granted:** 2012
- **Status:** Active
- **Times cited:** 3
- **Field:** ecommerce, software, ai_ml

## What it does

This patent describes a centralized platform where third-party developers can upload recommendation algorithms, which website operators can then integrate into their own sites to suggest products to users. The system acts as a middleman, tracking how often each algorithm is used and how successful it is at driving user actions, such as clicks or purchases. Crucially, the system automates the financial side: it charges the website operator for the recommendations and distributes a portion of that revenue back to the algorithm developer. The payout to the developer is directly tied to the performance metrics of their specific algorithm, creating a performance-based incentive model.

## What it does NOT cover

- Does not cover recommendation algorithms that operate in isolation without a centralized marketplace or clearinghouse for payments.
- Does not cover systems where developers are paid a flat fee regardless of the algorithm's performance or user engagement metrics.
- Does not cover the specific mathematical logic or code inside the recommendation algorithms themselves.

## The clever bit

The innovation is the integration of performance-based compensation directly into the software distribution model, effectively gamifying the creation of recommendation algorithms by tying developer income to real-time user conversion data.

## Real-world examples

1. Amazon Personalize
2. Google Cloud Recommendations AI
3. Third-party recommendation plugins for Shopify stores

## Why it matters

This patent formalized the 'app store' model for backend software services. By creating a financial incentive for developers to build better recommendation engines, it helped shift the industry away from custom-built, static recommendation tools toward dynamic, competitive marketplaces where the best-performing algorithms win.

## Frequently asked questions

### What does How Amazon Created a Marketplace for Recommendation Algorithms cover?

A system that lets website owners rent recommendation algorithms from third-party developers, with a built-in payment structure that rewards developers based on how well their algorithms perform.

### Who owns patent US 8249948?

Amazon Technologies Inc owns this patent, granted in 2012.

### When does this patent expire?

This patent is expected to expire on August 21, 2032, when the invention enters the public domain.

### What is patent US 8249948 cited by?

This patent has been cited by 3 later patents that build on its ideas.

### What problem does this patent solve?

This patent formalized the 'app store' model for backend software services. By creating a financial incentive for developers to build better recommendation engines, it helped shift the industry away from custom-built, static recommendation tools toward dynamic, competitive marketplaces where the best-performing algorithms win.

### What does this patent NOT cover?

Does not cover recommendation algorithms that operate in isolation without a centralized marketplace or clearinghouse for payments.

**Full plain-English explainer:** https://patentbrief.org/patent/us/8249948/facebook-like-button

**Original patent:** https://patents.google.com/patent/US8249948

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_Source: PatentBrief — https://patentbrief.org. Patent facts are from public records; the plain-English explanation is PatentBrief's._