Struct BuiltModel 

pub struct BuiltModel {
    pub model: Box<dyn Model>,
    pub max_batch_size: usize,
    pub drafter_weights_sha256: Option<String>,
}

2026-10-01: A built model and the slot count it was built with (the request, or what auto resolved to), which the scheduler and the serve’s disclosure take from here.

Fields

model: Box<dyn Model>

max_batch_size: usize

drafter_weights_sha256: Option<String>

2026-10-04: sha256 over the drafter’s stored weights (WeightStore::drafter_weights_sha256), None for a checkpoint with no mtp.* tensors. The --spec-cost-model measured drafter key.