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Find where your
AI bill is leaking

What Brello finds

A sample scan can surface expensive model choices, suspicious spend, and discounts your usage may be missing.

1

Overpriced models

gpt-5.5 on simple summaries could use a smaller model.

Simple summariesModel fit

Current

gpt-5.5

Suggested

gpt-5.4-mini

2

Suspicious spikes

A sudden bill jump tied to a key you may not recognize.

Unknown key · 1 day

$1,112

Daily API spend

3

Missed discounts

Prompt caching and Batch aren’t being used in this sample.

Prompt cachingNot used
BatchNot used

How

works

From your CSV to a clear picture of your AI spend.

Export a usage CSV

Download a CSV from your provider’s Usage page. Usage exports give Brello more detail, and cost exports are supported too.

OpenAI export guideAnthropic export guide

This report looks back.
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