---
title: "PredicateBudgets"
description: "how far a predicate may expand, how much state it may keep, how large it may be, how many semantic leaves a tenant may arm"
section: concepts
address: /concepts/predicatebudgets
contract: 0476e35e6e275db5
---

# PredicateBudgets

how far a predicate may expand, how much state it may keep, how large it may be, how many semantic leaves a tenant may arm

[figure: PredicateBudgets is a parameter at platform scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | parameter |
| scope | platform |
| key | none |
| store | postgres |
| family | rules_engine |



## Fields


| field | type | required | note |
|---|---|---|---|
| `expansion` | `count` | yes |  |
| `state` | `bytes` | yes |  |
| `size` | `count` | yes |  |
| `semantic_leaves_armed` | `count` | yes |  |



## Routes that use it
No route takes or returns PredicateBudgets directly. The record holds it, and the objects that point at it reach it.