Projects are the root nodes of Scale's information hierarchy. [Tasks](/core-resources/task) belong to a Project.

My Scale Project

GenAI Docs

Batches organize [Tasks](/core-resources/task) within a [Project](/core-resources/project).

Deliveries represent a group of delivered [Tasks](/core-resources/task) within a [Project](/core-resources/project).

A Task represents an individual unit of work done by a contributor.

A Thread is a series of [Turns](/core-resources/turn) and [Annotations](/core-resources/annotation) that are relevant to the entire Thread.

A Turn is a series of [Messages](/core-resources/message) and [Annotations](/core-resources/annotation) that are relevant to the Turn.

A Message is a piece of content and [Annotations](/core-resources/annotation) that are relevant to that Message.

An Annotation represent a piece of labeled data.

Expand certain entities within the API response.

Reinforcement Learning from Human Feedback