---
url: >-
  https://adk.nht.io/api/@nhtio/adk/batteries/validation/types/type-aliases/OrderingPrimitiveKind.md
description: Primitive categories that can appear in an ordering timeline.
---

# Type Alias: OrderingPrimitiveKind

```ts
type OrderingPrimitiveKind = "message" | "thought" | "toolCall";
```

Defined in: [src/batteries/validation/types.ts:10](https://github.com/NHTIO/ADK/blob/v1.20260824.1/src/src/batteries/validation/types.ts#L10)

Primitive categories that can appear in an ordering timeline.