REST & GraphQL APIs
Full REST API coverage across all 200+ modules. GraphQL for flexible querying — get exactly the data you need in a single request. Both APIs versioned and backwards compatible.
Platform & Developer Tools
Nexus API Platform
Plurafi is an open financial operating system. Every module, every data object, every event — accessible via REST and GraphQL APIs with OAuth 2.0 security. Build custom integrations, automate workflows, and extend Plurafi to fit your exact business.
780+ API endpoints across all modules
Key Capabilities
What Nexus API Platform does
Webhook Support
Subscribe to any event in the system — invoice created, payment received, period closed, approval rejected. Webhooks delivered with retry logic and delivery confirmation.
OAuth 2.0 Authentication
Industry-standard OAuth 2.0 with scoped permissions. Machine-to-machine credentials for server integrations. User-delegated access for custom apps.
SDK Libraries
Official SDK libraries in TypeScript, Python, Java, and .NET. Auto-generated from the API spec. Full documentation with code examples.
Rate Limits by Plan
1,000 req/min on Professional, 5,000 on Business, 10,000+ on Enterprise. Burst capacity. Rate limit headers on every response.
Developer Sandbox
Full production-equivalent sandbox environment with synthetic data. Test integrations without touching real financial data.
How It Works
- 1
Authenticate
Create API credentials in the admin console. Choose OAuth scopes. Get client ID and secret.
- 2
Build
Use the REST or GraphQL API, or an SDK. Full API reference and code examples in the developer portal.
- 3
Deploy
Integration runs in production. Monitor API usage, error rates, and latency in the developer dashboard.
Compliance & Standards
OAuth 2.0 (RFC 6749)OpenAPI 3.0 specificationSOC 2 Type II (API security controls)
Available for:All
Key Outcomes
Custom integrations
built in days, not weeks
780+
endpoints covering every module
Zero custom
code required for standard integrations