DeveloperAPI Reference
Build powerful custom integrations, sync databases, and extend PropFusion's capabilities using our robust API.
Enterprise-Grade Extensibility
Secure, fast, and comprehensive endpoints for your technical team.
RESTful JSON API
Explore 87+ standardized endpoints for leads, properties, contacts, and transactions.
Real-time Webhooks
Subscribe to event triggers and receive instant HTTP POST payloads when data changes.
Postman Collection
Import our ready-to-use Postman collection to start testing queries immediately.
OAuth2 Authentication
Secure enterprise-grade authentication with scoped tokens and strict permission tiers.
High Performance & Rate Limits
Built for scale with generous rate limits, paginated responses, and fast execution times.
Developer Sandbox
Dedicated staging environment to safely test your custom integrations before going live.
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Uptime Guaranteed
Webhooks & Real-Time Sync
Build event-driven architectures with our robust webhook delivery system
Don't waste API limits polling for changes. Our webhooks push JSON payloads directly to your endpoint the millisecond a lead is captured, a deal is closed, or a property is updated.
- Guaranteed at-least-once delivery
- Automatic retry mechanisms with exponential backoff
- Signature verification for secure payloads
- Over 40 distinct subscription events
- Detailed webhook delivery logs and debugging
Ready to Start Building?
Get your API keys today and start integrating PropFusion with your enterprise stack.