Examples

This directory contains focused, practical examples of LangDB's routing capabilities. Each example demonstrates a specific routing pattern that you can adapt for your use case.

Quick Examples

Example	Description	Use Case
User Tier Routing	Route users to different models based on their subscription tier	SaaS applications with premium/standard tiers
Rate Limiter Routing	Enforce usage quotas and route accordingly	Prevent abuse, manage costs
Topic Routing	Route to specialized models based on content topic	Content-specific optimization
Load Balancer Routing	Distribute requests across multiple models	High availability, performance
Group Based Routing	Route based on LangDB cost groups for teams/departments	Team budgets, dev vs prod separation
Region Based Routing	Route based on user's geographic region	Data residency, performance optimization

How to Use These Examples

1. Copy the JSON configuration from any example
2. Modify the conditions and targets to match your requirements
3. Test with your specific use case
4. Combine multiple patterns for complex routing scenarios

Advanced Examples

For more complex, multi-layered routing configurations, see:

Building an Enterprise Routing Configuration

End-to-end example of a multi-layer enterprise routing setup with tiering, cost and fallbacks.

Routing with Interceptors and Compliance

Example showing rate limiting, semantic guardrails, GDPR routing, and error handling.