Tag: llm-architecture
2 insights tagged with "llm-architecture". View all insights
How coding agents work - Agentic Engineering Patterns
Simon Willison breaks down the exact mechanics of how coding agents (Claude Code, Codex, etc.) work under the hood: an LLM in a loop with a system prompt and...
Is RAG Still Needed? Choosing the Best Approach for LLMs
RAG and long context are two competing approaches for injecting external knowledge into LLMs, each with distinct trade-offs. Long context wins on simplicity ...