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Building RAG Applications in Rails 7.1+ with pgvector: Complete Guide

#rails #ai #machine-learning #postgresql #semantic-search #rag
Build RAG applications in Rails with pgvector: Add semantic search, AI-powered Q&A to your startup. Complete tutorial for Ruby developers building AI features ✓
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Cost Optimization for LLM Applications: Managing Token Budgets and Scaling Efficiently

#ai #llm #cost-optimization #langchain #machine-learning
Oct 15, 2025
Learn proven strategies to reduce LLM costs by 60-80% through token management, caching optimization, prompt engineering, and smart model selection. Practical examples with cost tracking included.