Full-Stack Products
From APIs to consumer apps, we build complete products with polished frontends and robust backends.
Browse allPerformance First
Sub-50ms API responses, optimized builds, and edge-ready infrastructure for every product.
Learn moreTransparent Pricing
Pay per lookup with transparent credit packages. No subscriptions, no hidden fees.
Postcode API packagesDutch Data Expertise
Specialized in Dutch market data. Postcodes, addresses, and local integrations built by locals.
About usFeatured Products ›
products live across the Netherlands
Browse our products and find the one that fits your needs.
Use our APIs and tools to build on top of Frontier Labs products.
Go live with confidence. Our infrastructure handles the rest.
How We Compare
Postcode API vs. other Dutch address providers
| Feature | Frontier Labs | Postcode.nl | Postcodes.nl | Kadaster API |
|---|---|---|---|---|
| Free tier | 25 lookups | - | Limited | - |
| Credit-based pricing | Yes | No | Yes | No |
| Avg. response time | <50ms | ~200ms | ~150ms | ~300ms |
| No annual contracts | Yes | No | Yes | No |
| Dutch support | Yes | Yes | Yes | Yes |
| REST API + docs | Yes | Yes | Yes | Yes |
Explore Our APIs
Browse endpoints, authentication, and response formats from all our public APIs.
View documentation →Product Status & Uptime
Monitor real-time availability, response times, and incident history across all products.
Contact us →Showcase ›
Products built and operated by Frontier Labs
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Efficient on-premise AI
We are building serious language and embedding inference that runs on your own hardware, with a stack that stays fast without a GPU farm. Your data stays in your network, costs stay predictable. More when we are ready to ship.
Browse showcase