Cosine similarity for RL fine-tuning

I don’t get why we can’t use cosine similarity for RL in the [graders](https://platform.openai.com/docs/guides/graders#string-check-graders).

It is possible to Model graders so why not cosine similarity? It’s just another model.

Is this feature coming soon?

Hi @Joao_Abrantes

You can use cosine similarity using text similarity grader:

  • cosine: Computes Cosine similarity between embedded input and reference, using text-embedding-3-large. Only available for evals.
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it says it’s only available for evals.

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