LLM API Implementation Guides

Step-by-step tutorials and best practices for building production-ready AI applications

Featured Guides

Master rate limit handling with exponential backoff, queuing strategies, and production-ready code examples for all major LLM APIs.
Intermediate
15 min
Rate Limits
Best Practices
Code Examples
Read Guide

All Guides

Implement a robust fallback system that automatically switches between LLM providers to ensure 99.9% uptime.
Advanced
12 min
Reliability
Architecture
Learn proven techniques to reduce token usage without sacrificing quality, including prompt optimization and response caching.
Intermediate
18 min
Cost Optimization
Tokens
Master function calling with OpenAI, Claude, and other APIs. Includes schema design, error handling, and real-world examples.
Advanced
20 min
Function Calling
Advanced Features
Step-by-step guide to building a production-ready chatbot with conversation history, streaming responses, and user management.
Beginner
25 min
Chatbot
Tutorial
Implement real-time streaming responses from LLM APIs with proper error handling and client-side rendering.
Intermediate
14 min
Streaming
Real-time
Reduce costs and latency by implementing intelligent caching that understands query similarity and context.
Advanced
16 min
Caching
Performance
Secure your LLM applications against prompt injection, data leaks, and other security vulnerabilities.
Intermediate
22 min
Security
Best Practices
Complete guide to Retrieval-Augmented Generation: embeddings, vector databases, and production deployment.
Advanced
30 min
RAG
Embeddings
Handle API errors gracefully with circuit breakers, retry logic, and fallback strategies for reliable AI applications.
Intermediate
13 min
Error Handling
Reliability

Ready to Build with LLMs?

Start building production-ready AI applications with ParrotRouter. Get instant access to all major LLM providers with a single API.