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Glossary

Definitions of key concepts used in Brixel.

Builder​

An AI agent created in Brixel. It is accessed via a chat interface and can execute tasks.

Task​

Equivalent to tools (in the LLM sense) on Brixel. A task can be an action, a composed tool, a variant, or a plan generator.

Tool (LLM sense)​

A callable function exposed to a model (e.g., an API operation) that the model can select and invoke during a conversation.

Action​

A monolithic, ready-to-use task (e.g., "Send an email").

Tool (Brixel)​

A composition of multiple tasks, potentially nested. Its execution is equivalent to running code (e.g., "Download the Word document and convert it to PDF").

Variant​

A task customized by a user to adjust its parameters.

Plan Generator​

An orchestration engine that references many tasks and generates a dynamic execution plan from a user request. It can also be used directly as a tool (in the LLM sense).

Knowledge​

All the information sources a Builder can use to be relevant.

Ability​

Instructions tied to a task that explain how to use it.

Document​

A file transformed into embeddings for contextual retrieval.

Memory​

An evolving memory of user preferences, projects, and habits (if enabled).

Credentials​

Required credentials to use specific actions (e.g., an OpenAI API key).