> ## Documentation Index > Fetch the complete documentation index at: https://docs.xerobi.com/llms.txt > Use this file to discover all available pages before exploring further. # Xerobi Developer Documentation > Build powerful applications with Xerobi's comprehensive suite of APIs - from payments and messaging to network infrastructure and certification ## Welcome to Xerobi Developer Docs Xerobi provides a complete suite of enterprise-grade APIs to power your applications. Whether you're building fintech solutions, communication platforms, network infrastructure tools, or credential management systems, our APIs are designed to be reliable, secure, and developer-friendly. ## 🚀 Core APIs > [card] [Account Management API](https://docs.xerobi.com/account-api/introduction) > > Complete identity and access management with JWT authentication, multi-tenant organizations, granular RBAC, service entitlements, and comprehensive audit logging. > [card] [Payment Gateway API](https://docs.xerobi.com/payment-api/introduction.md) > > Process payments securely with payment intents, methods, customers, refunds, and real-time webhooks. Amounts in smallest currency unit with full idempotency support. > [card] [SMS Gateway API](https://docs.xerobi.com/sms-api/introduction.md) > > Send SMS messages globally with support for OTP, transactional, and promotional messaging. Features bulk sending, sender ID management, templates, and delivery tracking. > [card] [Certification & Badge API](https://docs.xerobi.com/certify-api/introduction.md) > > Issue and manage digital credentials, certificates, and badges with public verification, revocation capabilities, and comprehensive audit trails. ## 🌐 Network & Infrastructure APIs > [card] [Fiber API](https://docs.xerobi.com/fiber-api/introduction) > > Manage fiber internet services with separate consumer and business interfaces. Monitor network status, track usage analytics, and manage IP assignments. > [card] [RPKI API](https://docs.xerobi.com/rpki-api/introduction.md) > > Route origin validation and RPKI infrastructure monitoring. Check BGP announcements, validate routes in bulk, and get real-time delta updates. > [card] [Speed Test API](https://docs.xerobi.com/speed-api/introduction.md) > > Comprehensive network speed testing with latency, jitter, download, and upload tests. Real-time streaming, server selection, and historical statistics. ## 🎯 Key Features > [card] RESTful Design > > Clean, predictable API design following REST principles with comprehensive OpenAPI specifications. > [card] JWT Authentication > > Industry-standard Bearer token authentication with automatic refresh and secure session management. > [card] Header Versioning > > Use `Xerobi-Version: 2026-01-01` header for API versioning with backward compatibility. > [card] Real-time Webhooks > > Receive instant notifications for events across payment, SMS, and certification services. > [card] Comprehensive RBAC > > Granular role-based access control with organization-level permissions and service entitlements. > [card] Developer-Friendly > > Clear error messages, comprehensive docs, and interactive API playground for testing. ## 📚 Getting Started > [card] [Quick Start Guide](https://docs.xerobi.com/faq-guides/quickstart.md) > > Get up and running with your first API integration in minutes. Learn about authentication, versioning, and making your first API call. > [card] [Authentication Guide](https://docs.xerobi.com/faq-guides/authentication.md) > > Learn how to authenticate with Bearer tokens and manage JWT sessions. > [card] [Webhooks Integration](https://docs.xerobi.com/faq-guides/webhooks.md) > > Set up real-time event notifications with signature verification. > [card] [Error Handling](https://docs.xerobi.com/faq-guides/error-handling.md) > > Understand error codes, retry strategies, and best practices. > [card] [Best Practices](https://docs.xerobi.com/faq-guides/best-practices.md) > > Learn patterns for rate limiting, caching, and production deployments. ## 🛠️ Additional Services > [card] [DNS Security](https://docs.xerobi.com/more/dns-service.md) > > Secure DNS infrastructure and content filtering services. > [card] [NTP Servers](https://docs.xerobi.com/more/ntp-servers.md) > > Precise time synchronization for Bangladesh and global regions. > [card] [Speed Test Service](https://docs.xerobi.com/more/speed-test.md) > > Public speed testing infrastructure and endpoints. ## 📊 Use Cases > [accordion] Fintech & E-commerce > > Use **Payment API** for secure transactions, **Account API** for user management, and **SMS API** for OTP verification and order notifications. > [accordion] Education & Certification > > Issue digital certificates with **Certification API**, manage student accounts with **Account API**, and notify recipients via **SMS API**. > [accordion] Network Operations > > Monitor BGP routing with **RPKI API**, test network performance with **Speed Test API**, and manage fiber services with **Fiber API**. > [accordion] SaaS Platforms > > Build multi-tenant applications with **Account API** RBAC, process subscriptions with **Payment API**, and send notifications via **SMS API**. ## 🔄 Latest Updates > [card] [Changelog](https://docs.xerobi.com/changelog.md) > > December 2025: RPKI API launch with route validation, delta updates, and monitoring. Stay up to date with all API changes and new features. ## 💬 Need Help? > [card] [Contact Support](mailto:support@xerobi.com) > > Get technical assistance and integration guidance from our team. > [card] [API Status](https://dash.hixbe.com) > > Monitor real-time API status and performance metrics. ## 🌟 Why Choose Xerobi? * **Enterprise-Ready**: Built for scale with 99.9% uptime SLA * **Secure by Default**: JWT authentication, HTTPS everywhere, and comprehensive audit logs * **Developer-Focused**: Clear documentation, OpenAPI specs, and interactive playground * **Comprehensive**: Everything you need from identity to payments to infrastructure * **Modern Stack**: RESTful APIs with JSON, WebSocket support, and real-time updates * **Global Reach**: SMS delivery worldwide, distributed infrastructure, and low latency ## Related topics - [Speed Test Server](https://docs.xerobi.com/more/speed-test.md) - [DNS Security FAQ](https://docs.xerobi.com/faq-guides/dns-security.md) - [Content Filtering FAQ](https://docs.xerobi.com/faq-guides/content-filtering.md) - [DNS Service](https://docs.xerobi.com/more/dns-service.md) - [Xerobi Payment API Introduction](https://docs.xerobi.com/payment-api/introduction.md) This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.