Buying an LLM observability platform usually beats building your own

I keep adding tracing, cost tracking, and evals to my own logging code, and it is starting to look like a whole product.

Intermediate to advancedRead 5 minDoing: an afternoon6 steps

▶ Start

What you'll have at the end

A written decision, with the two or three paths compared on one table, and the reasoning that settled it recorded next to it.

Before you start

You need

You have your own code around your LLM calls that already does more than log a request and a reply: it retries, tracks cost, or tags prompt versions, and each new piece takes real time to keep working.

Not covered

How to build the missing pieces yourself, and how to pick one specific vendor's product once you have decided to buy, are not covered here.

Leans on

6 steps

Where to go next

See your LLM's cost, latency, and errors on one dashboard

Shows what finishing the missing pieces yourself actually involves, if your own check in this recipe turns up a real exception to buying.

Checked 15 Aug 2026

Part of the LLMOps cookbook