> ## Documentation Index
> Fetch the complete documentation index at: https://documentation.orbitdev.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Orbit AI glossary of terms

> A reference of key terms used across Orbit AI documentation, including definitions for agents, connectors, inference, model routers, and more.

**Agent:** A system that uses tools and multiple steps to pursue a defined task.

**API:** An application programming interface that lets software systems communicate.

**Audit event:** A record of a relevant action, access decision, or security event.

**Checkpoint:** A saved model or training state that can be restored under documented conditions.

**Connector:** A controlled integration between Orbit and an external service.

**Evaluation:** A structured test used to measure a model or system against defined criteria.

**Inference:** The process of running a trained model to produce an output.

**Model router:** A component that selects an available model based on policy and request requirements.

**Multimodal:** Able to process or generate more than one type of data, such as text and images, when implemented.

**Pulsar:** The intended name for Orbit's model research and development family.

**Prompt injection:** An attempt to manipulate an AI system through untrusted content or instructions embedded in data.

**RBAC:** Role-based access control, where permissions are assigned through defined roles.

**Sandbox:** An isolated environment that limits what code or a process can access.

**Safety case:** A structured argument supported by evidence that a system is acceptably safe for a defined use and environment.

**Tool calling:** A model-driven request for an external function or service to perform a specific operation.

**Workspace:** The user-facing environment for conversations, projects, files, and supported AI tasks.


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