# Human-in-the-Loop

## Subpages

- [Classes](https://www.union.ai/docs/v2/union/api-reference/integrations/hitl/classes/page.md)
- [Packages](https://www.union.ai/docs/v2/union/api-reference/integrations/hitl/packages/page.md)

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**Source**: https://github.com/unionai/unionai-docs/blob/main/content/api-reference/integrations/hitl/_index.md
**HTML**: https://www.union.ai/docs/v2/union/api-reference/integrations/hitl/