API Reference

Complete technical reference for Haystack classes, functions, and modules.

Haystack API

Core framework API for the haystack-ai package. This includes all base components, pipelines, document stores, data classes, and utilities that make up the Haystack framework.

Integrations API

API reference for official Haystack integrations distributed as separate packages (for example, <integration-name>-haystack). Each integration provides components that connect Haystack to external services, models, or platforms. For more information, see the integrations documentation.

Experiments API

API reference for experimental features. These APIs are under active development and may change in future releases. For more information, see the experimental features documentation.