Sphere is an AI-powered global tax compliance platform that helps companies automate their sales tax, VAT, and GST compliance obligations around the world. It features a proprietary AI-native tax engine that codifies and monitors global tax law.

Sphere's AI-native tax engine continuously codifies and monitors global tax law, giving finance teams scalable compliance without manual research. The platform provides local rails into 100+ tax authorities worldwide, enabling true end-to-end automation across registration, calculation, filing, and remittance. Sphere raised $21 million in Series A funding led by Andreessen Horowitz.
Global tax compliance software
Funding
Membership and subscription platform
Starting Price
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Open-source billing platform for the intelligence era
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All-in-one membership and SaaS billing software
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