"""Frozen upstream identity and conservative request budgets."""

from dataclasses import dataclass

MODEL_ID = "LiquidAI/LFM2.5-2.6B"
MODEL_REVISION = "654f9463ce32b05d0429d76fe1f580b27d4c1ac0"


@dataclass(frozen=True)
class Limits:
    max_fields: int = 32
    max_candidates: int = 256
    max_prompt_tokens: int = 4096
    max_value_tokens: int = 64
    max_input_chars: int = 65536
    max_schema_chars: int = 65536
    branch_batch_size: int = 32
    projection_batch_size: int = 32

    def __post_init__(self):
        for name, value in vars(self).items():
            if type(value) is not int or value <= 0:
                raise ValueError(f"{name} must be a positive integer")