Developer API Plans & Quotas

Power your app with location intelligence

Trusted UK open-government data from the Department for Education, Police.uk, and the ONS. Embed our interactive widget or use our lightning-fast RESTful API with generous monthly quotas.

Starter

Prototypes and student projects

Free

No monthly charge for the current self-serve feature.

50 API lookups per month
Basic widget embedding
Attribution watermark required

Get free API key

Professional

Product teams in production

£45/month

5,000 API lookups per month
500 AI location queries per month
Full JSON + themed widget
Origin allow-lists
7-day usage analytics

Request Professional access

Enterprise Gateway

High-volume or regulated teams

By agreement

Burst capacity planning
Named technical contact
Custom export planning
SLA-backed response targets

Discuss enterprise access

These developer plans use the same API and widget pricing shown on our Services — Postcode intelligence page. Website report credits are separate from API lookup quotas. Higher-volume API access is confirmed in writing before billing. Payments & billing outlines how charges are billed.

Instant embedding

Add a high-performance location insight widget to any property listing or area guide in seconds with a single line of embed code.

Cross-platform SDKs

Native support for Web (React, Vue, HTML5) and Mobile (Flutter, React Native, Swift) through standardized RESTful API endpoints.

Origin allow-lists

Secure your data quota by restricting API keys to specific domain names or mobile application package IDs with SHA-256 validation.