Max cost

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Definition

The max cost test ensures that the maximum request cost (in USD) for the data is within a given range.

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Taxonomy

• Category: Performance.
• Task types: LLM.
• Availability: development and monitoring.

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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.

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Test configuration examples

If you are writing a tests.json, here are a few valid configurations for the character length test:

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Related

• Mean cost.
• Total cost.