AI features can get expensive as usage grows. These 12 techniques, from model routing and prompt caching to batching and better retrieval, can cut LLM API costs without hurting quality.
Most "train ChatGPT on your data" projects are actually RAG projects. Here is how retrieval-augmented generation works, how to build a reliable chatbot on your own documents and what to avoid.
Review MCP’s 2026 transport changes and build a migration plan that checks client compatibility, application state and recoverable business operations.
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