Best Buy Products API vs Rainforest API for AI agents
Best Buy Products API is Best Buy's REST API over its product catalog, past and present, alongside Stores, Categories, Reviews and Recommendations APIs. Rainforest API is a paid third-party API that returns Amazon search, product, offer and review data in real time.
The short answer
- Best Buy Products API: Self-serve access to a large US electronics catalog with live prices and direct add-to-cart links.
- Rainforest API: Getting Amazon product, price and review data without needing Amazon Associates sales.
Side by side
| Best Buy Products API | Rainforest API | |
|---|---|---|
| Searches | Best Buy's catalog of over a million products, current and discontinued, with pricing, availability, specifications, descriptions and images. | Amazon search results by keyword or category, product pages by ASIN, deals and offers, and reviews. |
| Returns | Product records with sale and regular price, a BESTBUY.COM product page URL and an add-to-cart URL, plus specs and images. | Ranked products with ASINs, title and price for searches; full product page data (bullets, descriptions, attributes, variations, category tree) by ASIN. |
| Before the first call | A developer account and an API key, requested with an email address and activated from the emailed instructions; calls are limited per key. | A Traject Data account and API key. |
| Free | Not stated on its pages | A free trial; the pricing page does not say how many requests it includes. |
| Paid | Not stated on its pages | Hobbyist plan $23 a month billed annually for 500 credits a month ($0.06 per extra credit). |
| Acting on a result | Buy link: each product has a BESTBUY.COM product URL and an addToCartUrl; checkout through the separate Commerce Gateway API needs Best Buy's pre-approval. | Data only; no buy, affiliate or checkout action is described. |
| Limits on keeping or showing results | Content may be cached only temporarily, for no more than 72 hours, and only to speed up display; content must be attributed to Best Buy. | Not stated on its pages |
| Coverage | BESTBUY.COM (United States); the Stores API covers stores in the US and Puerto Rico. | Amazon marketplaces worldwide, including US, UK, DE, FR, CA and IN. |
| MCP server | No official server listed | No official server listed |
Where Openpath fits
Openpath has no products listed yet. Sellers can list a product on Openpath today, free, and agents will find it through the same search as jobs and businesses. Get listed.
Questions people ask
What do I need before I can use Best Buy Products API?
A developer account and an API key, requested with an email address and activated from the emailed instructions; calls are limited per key.
Is Best Buy Products API free?
Its pages listed no free use when we read them on October 15, 2026.
What do I need before I can use Rainforest API?
A Traject Data account and API key.
Is Rainforest API free?
A free trial; the pricing page does not say how many requests it includes.
Sources
Every line about another company comes from its own pages. Prices and terms change, so check the source before you rely on one.
Best Buy Products API, read on October 15, 2026:
- bestbuyapis.github.io/api-documentation: “a simple, REST-based interface for our entire product catalog, past and present”
- bestbuyapis.github.io/api-documentation: “It's easy. Just visit GET API Key and sign up with your email address.”
- bestbuyapis.github.io/api-documentation: “URL to BESTBUY.COM with item in cart”
- bestbuyapis.github.io/api-documentation: “URL to BESTBUY.COM product detail page”
- bestbuyapis.github.io/api-documentation: “Current item selling price”
- developer.bestbuy.com/legal: “To use the Service, you must create a developer account by submitting a completed registration form”
- developer.bestbuy.com/legal: “Best Buy limits the number of calls that can be made using each assigned API Key during a given time period.”
- developer.bestbuy.com/legal: “store or cache any Content except on a temporary basis not to exceed seventy-two (72) hours”
- developer.bestbuy.com/legal: “You must clearly and conspicuously attribute the source of all Content as received from Best Buy.”
- developer.bestbuy.com/legal: “Use of the Commerce Gateway API requires our pre-approval and may not be available to everyone.”
Rainforest API, read on October 15, 2026:
- trajectdata.com/ecommerce/rainforest-api: “Search by keyword or category and return ranked products with ASINs”
- trajectdata.com/ecommerce/rainforest-api: “Pull complete product page data by ASIN: titles, bullets, descriptions, attributes, variations, category tree, and A+ content.”
- trajectdata.com/ecommerce/rainforest-api: “We support all major Amazon marketplaces including US, UK, DE, FR, CA, IN, and more.”
- docs.trajectdata.com/rainforestapi: “The Product Data API allows you to retrieve data from any Amazon domain worldwide in real-time.”
- trajectdata.com/ecommerce/rainforest-api/pricing: “Absolutely! Start a free trial to see results instantly.”
- trajectdata.com/ecommerce/rainforest-api/pricing: “$23/month ... Billed Annually”
- trajectdata.com/ecommerce/rainforest-api/pricing: “$0.06 per extra credit”