Industry Solutions

Sales Tax & Verification APIs for E-Commerce

Solve sales tax complexity and vendor verification for online retailers and marketplaces. Olympus provides the data infrastructure for compliant e-commerce at scale.

13,000+
Tax jurisdictions covered
<100ms
Rate lookup speed
99.9%
Tax accuracy
Common Challenges

The Pain Points E-Commerce & Retail Teams Face

1

Sales tax nexus across multiple states

2

13,000+ tax jurisdictions to manage

3

Marketplace seller verification

4

Supplier and vendor due diligence

How Olympus Helps

Solutions Built for E-Commerce & Retail

Purpose-built APIs that address your specific challenges

PLUTUS

Sales Tax Rate API

Accurate sales tax for every transaction

Eliminate tax compliance errors
JANUS

Business Verification API

Seller and vendor verification

Automate marketplace compliance
ATLAS

ZIP Code Intelligence API

Customer demographic intelligence

Market expansion insights
CHIRON

Professional License Verification API

Professional seller verification

Verify licensed sellers
13,000+
Tax jurisdictions covered
<100ms
Rate lookup speed
99.9%
Tax accuracy

Ready to transform your e-commerce & retail workflows?

Join leading e-commerce & retail companies using Olympus to build faster, more reliable data integrations.