Performance
Max cost
![](https://mintlify.s3-us-west-1.amazonaws.com/openlayer-44/images/tests/performance/performance_icon.png)
Definition
The max cost test ensures that the maximum request cost (in USD) for the data is within a given range.
Taxonomy
- Category: Performance.
- Task types: LLM.
- Availability: and .
Why it matters
- If you use an external API to get the model predictions, you might be charged for each request. This is the case for most third-party LLMs, such as OpenAI GPTs. Setting up tests for the cost of the requests is important to avoid unexpected costs.
Related
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