Accept payments, route across eight provider rails, reconcile with an immutable ledger, and enforce compliance across 19 jurisdictions. Single binary. Deploy in days.
Replace 4-6 vendor contracts with one engine you own. Launch in new jurisdictions with compliance built in from day one.
Create, authorize, capture, refund, void, partial capture. Two-step and one-step flows with real-time fee breakdown.
Every financial mutation SHA-256 hash-chained. Deterministic reconciliation with Merkle-proof provider matching.
97 compliance rules across 19 jurisdictions. Pre-transaction gate enforcement. Audit-ready with full mutation trail.
Pluggable ML model interface with 15-feature extraction. Blended scoring with rule-based fallback. Hot-swappable, zero downtime.
Intent engine evaluates all rails in real time. Routes to the lowest-cost provider matching urgency and reversibility constraints.
Run PAID alongside your legacy stack. Compare results in real time with zero risk. Migrate rail by rail at your pace.
Switch providers without rewriting integration code. Circuit-breaker routing with automatic failover.
Explicit state management, immutable events, hash-chained audit trails. Single Go binary deploys in minutes.
| Layer | Path | Scope |
|---|---|---|
| Domain Models | internal/domain/models/ | PaymentIntent, FinancialEvent, Account + 21 domain models |
| Engines | internal/domain/engines/ | Orchestration, Ledger, Risk, Treasury, Shadow, Quote, Billing, Disputes, Vault, Geo Router |
| Platform | internal/platform/ | AccountHolder, BalanceAccount, Transfer, Payout, Onboarding, Reserves, DCC, Capabilities |
| Providers | internal/provider/ | 8 plugins with unified interface: Authorize, Capture, Refund, HealthCheck, Replay |
| HTTP API | internal/http/ | 347+ routes, cursor pagination, webhook dispatch, OpenAPI spec generation |
| Persistence | internal/store/ | PostgreSQL 16 + Redis 7, 62 migrations, GORM repositories |
Wire PAID into your stack, prove the ROI on a live rail, then talk license or acquisition. Sandbox access included.