mlx-bun library API
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    interface TokenLogprobs {
        logprob?: number;
        top?: { id: number; logprob: number }[];
    }
    Index
    logprob?: number

    Selected-token logprob, before sampler truncation.

    top?: { id: number; logprob: number }[]

    Top-k pairs, sorted by descending logprob.