Question 1

Which is better, API v1 or BestSign (上上签)?

Accepted Answer

If you need a Documents & Productivity API that's easy to integrate, go with BestSign (上上签). API v1 uses apiKey while BestSign (上上签) uses no authentication.

Question 2

What is the main difference between API v1 and BestSign (上上签)?

Accepted Answer

API v1: DocSpring is a service that helps you fill out and sign PDF templates.. BestSign (上上签): Enterprise e-signature platform — digital contracts, identity auth, evidence preservation, legal compliance. They differ in authentication (apiKey vs no authentication), HTTPS support (yes vs yes), and CORS (unknown vs unknown).

Question 3

Which Documents & Productivity API is easier to integrate?

Accepted Answer

BestSign (上上签) is easier to integrate because it requires no authentication.

Feature	API v1	BestSign (上上签)
Authentication	apiKey	None
HTTPS	Yes	Yes
CORS	Unknown	Unknown

API v1 vs BestSign (上上签)

API v1

BestSign (上上签)

When to use which?