Kintsugi

Kintsugi is an AI sales tax automation platform for monitoring nexus, calculating tax in real time, and handling registrations, filings, and remittance across jurisdictions. It supports sales tax, VAT, and GST workflows for teams that need connected compliance operations.

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AI sales tax automation for multi-jurisdiction compliance

Kintsugi is an AI sales tax automation and compliance platform for businesses that need to monitor exposure, calculate tax, and manage filing workflows across jurisdictions. The site positions the product around sales tax, VAT, and GST handling, with tools for nexus monitoring, registration, collection, filing, remittance, and exemption management.

The product is organized as a workflow from exposure monitoring to registration, collection, and filing. The pricing page shows a free exposure-monitoring tier and paid plans for filing and registration work, while the product pages describe support for notices, back taxes, and multi-country compliance in higher tiers.

Core capabilities

Nexus and exposure monitoring

Monitor physical and economic nexus exposure, review historical liability, and receive threshold alerts when activity crosses a nexus trigger.

Real-time tax calculation

Calculate sales tax, VAT, and GST in real time using rules tailored to the product and jurisdiction, so checkout collection can reflect current requirements.

Automated compliance operations

Handle registrations, filings, remittance, refunds, amendments, and deregistration in supported jurisdictions from one workflow.

Exemption certificate management

Collect and validate exemption certificates for scenarios such as resale, nonprofit, and B2B sales, with bulk management available on higher plans.

Tax notice management

Use Kintsugi Mail to consolidate physical and digital tax notices so teams can track jurisdictional correspondence in one place.

System integrations

Connect billing, ecommerce, HR, payroll, and ERP systems through no-code integrations, APIs, SDKs, and premium connectors.

Common use cases

Monitor tax exposure
Track where sales activity creates nexus exposure, then use alerts and historical liability review to decide when registration is needed.
Run compliance after nexus is triggered
Register in supported jurisdictions, calculate the correct tax at checkout, and automate filing and remittance once obligations begin.
Manage exemption workflows
Centralize exemption certificates for resale, nonprofit, or B2B transactions and keep them validated for audit readiness.
Handle tax notices
Consolidate physical and digital tax notices in one inbox and use the workflow to reduce missed jurisdictional correspondence.
Integrate tax compliance into existing systems
Connect billing, ecommerce, payroll, and ERP systems to keep tax data synchronized across finance and operations tools.

Pros and Cons

Pros

Free global exposure monitoring is available before committing to a paid plan.
Supports a broad compliance workflow, including registration, calculation, filing, remittance, notices, and exemptions.
Offers no-code integrations plus API and SDK support for connected systems.
Includes multi-country coverage on Premium, with the site referencing the US, Canada, EU, UK, and 100+ countries.
Pricing is presented as flat-rate and month-to-month, with no onboarding fees or transaction fees stated on the pricing page.

Cons

Pricing and feature depth vary by plan, so some capabilities are only available on Starter or Premium.
The site presents integration breadth, but only some connectors are named on the pages provided.

FAQ

What does Kintsugi do?

Kintsugi is an AI sales tax automation platform. It monitors nexus exposure, calculates tax in real time, and can handle registrations, filings, remittance, notices, and exemption management.

Does Kintsugi have a free plan?

The source shows a free plan for nexus monitoring and paid plans for filing and registration work. Starter pricing begins at $75 per filing or registration, and Premium is custom-priced.

What compliance tasks can Kintsugi automate?

Kintsugi supports automated registrations, filings, remittance, refunds and amendments, state tax deregistration where supported, and help with back taxes and VDAs.

What systems can Kintsugi connect to?

The site mentions no-code integrations, APIs, and SDK support, plus connectors for tools such as Shopify, Stripe, Chargebee, BigCommerce, NetSuite, and Microsoft Dynamics 365.

Who is Kintsugi designed for?

The platform is positioned for sales tax, VAT, and GST compliance across the US and other countries, with Premium described as suitable for multi-entity, multi-country, and high-volume use.

Quick Facts

Category: AI sales tax automation
Platform: Web-based compliance platform
Primary users: Finance, ecommerce, SaaS, and operations teams
Coverage: Sales tax, VAT, and GST
Pricing shape: Free exposure monitoring; paid filing and registration plans
Integrations: No-code integrations, APIs, SDKs, and premium connectors

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