Q: What is the main difference between Negotiation API and Seller Service Metrics API ?

Negotiation API: The Negotiations API gives sellers the ability to proactively send discount offers to buyers who have shown an "interest" in their listings. By sending buyers discount offers on lis.... Seller Service Metrics API : The Analytics API provides data and information about a seller and their eBay business. The resources and methods in this API let sellers review information on their listing perform.... They differ in authentication (apiKey vs apiKey), HTTPS support (yes vs yes), and CORS (unknown vs unknown).

Question 1

Which is better, Negotiation API or  Seller Service Metrics API ?

Accepted Answer

Both are solid Shopping APIs. Choose based on your specific requirements. Negotiation API uses apiKey while  Seller Service Metrics API  uses apiKey.

Question 2

What is the main difference between Negotiation API and  Seller Service Metrics API ?

Accepted Answer

Negotiation API: The Negotiations API gives sellers the ability to proactively send discount offers to buyers who have shown an "interest" in their listings.

By sending buyers discount offers on lis.... Seller Service Metrics API : The Analytics API provides data and information about a seller and their eBay business.

The resources and methods in this API let sellers review information on their listing perform.... They differ in authentication (apiKey vs apiKey), HTTPS support (yes vs yes), and CORS (unknown vs unknown).

Question 3

Which Shopping API is easier to integrate?

Accepted Answer

Both have similar integration complexity. Negotiation API uses apiKey and  Seller Service Metrics API  uses apiKey.

Negotiation API vs Seller Service Metrics API

Negotiation API

Seller Service Metrics API

When to use which?