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.
The Pain Points E-Commerce & Retail Teams Face
Sales tax nexus across multiple states
13,000+ tax jurisdictions to manage
Marketplace seller verification
Supplier and vendor due diligence
Solutions Built for E-Commerce & Retail
Purpose-built APIs that address your specific challenges
Recommended APIs for E-Commerce & Retail
The Olympus products that power solutions in your industry
Common Use Cases in E-Commerce & Retail
See how other e-commerce & retail teams are using Olympus
Top Markets for E-Commerce & Retail
Explore e-commerce & retail data across major metropolitan areas
Frequently Asked Questions
Get answers to common questions about our data and APIs
PLUTUS provides real-time sales tax rates for all 13,000+ US tax jurisdictions with <100ms lookup speed and 99.9% accuracy. Calculate accurate sales tax down to the ZIP+4 level for every transaction.
Ready to transform your e-commerce & retail workflows?
Join leading e-commerce & retail companies using Olympus to build faster, more reliable data integrations.