Prompt stuffing vs RAG vs just-in-time instructions: 23 business rules, 300K tokens, 50% / 67% / 85% followed
In my day job, among other things, I build AI agents that run real operations at an EV charging network. Like many of you, I started by putting everything in the system prompt: tools, policies, business logic, metric definitions, escalation paths. Prompt caching made it cheap, so why not? But the l…
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- 2026-10-21 14:32 · r/PromptEngineering
Prompt stuffing vs RAG vs just-in-time instructions: 23 business rules, 300K tokens, 50% / 67% / 85% followed