Simple, flat monthly plans
The sales tax rate & jurisdiction lookup API — not filing software. Each plan includes a fixed monthly lookup volume. Start free, then upgrade to raise your cap. No metered surprises, no setup fees.
Free
Evaluate the API and ship a prototype.
250 lookups / mo
10 requests / min
- Address & coordinate lookup
- Real-time jurisdiction rates
- Sales & use tax totals
- 1 API key
- Community support
Starter
Small stores, internal tools, and prototypes.
3,000 lookups / mo
60 requests / min
- Everything in Free
- Commercial use license
- Multiple API keys
- Email support
Developer
SaaS apps, custom carts, and production pilots.
15,000 lookups / mo
150 requests / min
- Everything in Starter
- Higher throughput for production
- Production email support
Growth
Growing ecommerce and SaaS businesses.
50,000 lookups / mo
500 requests / min
- Everything in Developer
- Batch lookup endpoints
- Usage analytics & alerts
Scale
High-volume checkout, ERP, and marketplaces.
200,000 lookups / mo
1,500 requests / min
- Everything in Growth
- Historical rates back to 2018
- Point-in-time as-of-date lookup
- Response caching & storage rights
- Priority support
Platform
Platforms and large multi-tenant workloads.
500,000 lookups / mo
3,000 requests / min
- Everything in Scale
- Platform-volume lookup cap
- Higher-throughput API access
- Priority implementation support
Need more than Platform? Create an account or contact sales.
Enterprise
from $999/moFor more than 500,000 lookups / mo, custom throughput, and regulated workloads above the self-serve tiers.
- Custom throughput & volume
- Dedicated support engineer
- Custom SLA, DPA & SSO
- Negotiated caching / storage rights
- Annual contracts
A lookup is one address or coordinate request to the API. Each plan is a hard cap with no metered overage: when you reach your plan's monthly limit the API returns 429 until the next period or an upgrade. Annual billing saves 20%.