NXT Enterprises

What the API does, base URLs, and global rules.

API Overview

Session login, API keys, pagination, filtering, idempotency, errors.

Authentication & Common Patterns

Draft → Review → Approve/Reject → Sign/Activate.

Contracts API

Create orders, attach milestones, upload/accept/reject deliverables.

Orders & Deliverables API

Cards (PI/Checkout), bank links, crypto-compatible escrow.

Payments & Escrow API

Open disputes, upload evidence, resolve; fetch invoice PDFs.

Disputes & Invoices API

Verified, idempotent webhooks; live UI via SSE.

Webhooks & SSE (Events)

Admin endpoints, metrics, versioning/deprecation, common errors, and the spec.

Admin, Observability, Versioning

Catalin Fetean

Explore REST endpoints for contracts, orders, payments, disputes, KYC, and integrations.

API Reference

Find answers and get help from Intercom Support and Community Experts

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