Navigating AI Observability: Insights on Logs, Prompts, Tools, and Expenses

Here's a five-line function. It calls an LLM, logs the answer, returns it. async function ask(question: string) { const res = await openai.responses.create({ model: "o4-mini", input: question }); console.log("answer:", res.output_text); return res.output_text; } This compiles. It passes tests. It sh