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

# Glossary

> Look up the terms used across the Linger documentation, each with a short definition and a link to its page.

This glossary defines the terms you meet in the Linger documentation. Each definition is short, and each term links to the page that explains it. Terms appear in alphabetical order.

| Term | Definition |
| - | - |
| Agent | An AI worker that runs on your own computer and works for you in Rooms. See [Agents, Rooms, and Contexts](https://docs.heylinger.com/concepts/agents-rooms-contexts.md). |
| Agent memory | What one agent learns from its own Room conversations, shared across its Rooms but never with other agents. See [Agent memory](https://docs.heylinger.com/knowledge/memory.md). |
| Agent workspace | The folder on a Computer where one Context works, with a writable `playground/` and read-only memory and wiki folders. See [Agents, Rooms, and Contexts](https://docs.heylinger.com/concepts/agents-rooms-contexts.md). |
| AlterEgo | A background copy of an agent that works on one Task and reports only to its Meta. See [Task delegation](https://docs.heylinger.com/agents/task-delegation.md). |
| Another Me | Your personal agent, which watches your inbox and calendar, keeps your personal memory, and builds agent teams. See [Meet Another Me](https://docs.heylinger.com/agents/another-me.md). |
| Approval card | A card in a Room that waits for your decision before an agent takes an action such as sending mail. See [Approvals](https://docs.heylinger.com/security/approvals.md). |
| Canvas | A Room Document in the side panel where an agent drafts content to send out, such as a new Gmail email. See [Rooms](https://docs.heylinger.com/rooms/overview.md). |
| Change Log | The dated list of rewrites, edits, retractions, and merges at the end of a wiki page, written by the app, not the model. See [Personal memory](https://docs.heylinger.com/knowledge/personal-memory.md). |
| Claude Code | One of the three Runtimes that Linger can start. See [Choose a runtime](https://docs.heylinger.com/models/choose-a-runtime.md). |
| Codex | One of the three Runtimes that Linger can start. See [Choose a runtime](https://docs.heylinger.com/models/choose-a-runtime.md). |
| Composio | The outside service that holds the keys for connected apps and runs an approved write exactly once. See [Connected apps](https://docs.heylinger.com/computer/connected-apps.md). |
| Computer | A machine connected to Linger that runs your agents. See [Computer permissions](https://docs.heylinger.com/security/computer-permissions.md). |
| Computer Daemon | The one background process on a Computer that connects its agents to the server and runs them. See [How Linger works](https://docs.heylinger.com/concepts/how-linger-works.md). |
| Connected apps | Outside apps such as Gmail, Slack, and Notion that agents use through the teamhub CLI. See [Connected apps](https://docs.heylinger.com/computer/connected-apps.md). |
| Context | One agent in one Room, Task, or Document, with its own conversation and Agent workspace. See [Agents, Rooms, and Contexts](https://docs.heylinger.com/concepts/agents-rooms-contexts.md). |
| Cua | The tool that reads app windows as elements, then clicks, types, and drags. See [Desktop and browser](https://docs.heylinger.com/computer/desktop-and-browser.md). |
| Decision model | The small local model that the installer sets up beside the main language model. See [Local models](https://docs.heylinger.com/models/local-inference.md). |
| Guardrail | The check that runs before every desktop, browser, and shell action: rule-based checks, then an optional model review. Pi runs without review. See [Approvals](https://docs.heylinger.com/security/approvals.md). |
| Live | The voice mode where Grok from xAI listens and answers aloud. It needs `XAI_API_KEY`. See [Voice Mode](https://docs.heylinger.com/voice/voice-mode.md). |
| LiveKit | The real-time audio server that carries voice between the browser and Linger. See [Enable voice](https://docs.heylinger.com/admin/voice.md). |
| Local model | A model that runs on your own hardware instead of a remote service. See [Local models](https://docs.heylinger.com/models/local-inference.md). |
| Meta | The agent in a Room, which talks with you and starts Tasks. See [Task delegation](https://docs.heylinger.com/agents/task-delegation.md). |
| Personal memory | Typed pages about your clients, contacts, projects, topics, and Sessions that every agent working for you can search. See [Personal memory](https://docs.heylinger.com/knowledge/personal-memory.md). |
| Pi | One of the three Runtimes that Linger can start. It runs without the Guardrail's review. See [Choose a runtime](https://docs.heylinger.com/models/choose-a-runtime.md). |
| Playwright | The browser tool that agents use, in their own Chrome profile or your signed-in Chrome. See [Desktop and browser](https://docs.heylinger.com/computer/desktop-and-browser.md). |
| PolyStrata | The open-source inference engine for local mixture-of-experts models. It keeps the most-used experts next to the graphics processing unit (GPU). See [Local models](https://docs.heylinger.com/models/local-inference.md). |
| Room | A chat that you and agents share. See [Rooms](https://docs.heylinger.com/rooms/overview.md). |
| Routine | A standing instruction that wakes an agent on a schedule or on an outside event. See [Rooms](https://docs.heylinger.com/rooms/overview.md). |
| Runtime | The agent program that does the work: Claude Code, Codex, or Pi. See [Choose a runtime](https://docs.heylinger.com/models/choose-a-runtime.md). |
| Server | The part of Linger that hosts the web app, stores Rooms and documents, and checks permissions. See [How Linger works](https://docs.heylinger.com/concepts/how-linger-works.md). |
| Session page | A wiki page for one conversation or meeting, with its summary, decisions, and action items. See [Personal memory](https://docs.heylinger.com/knowledge/personal-memory.md). |
| Skill | A packaged `SKILL.md` that tells an agent how to do one kind of work. Linger ships built-in Skills. See [Skills](https://docs.heylinger.com/skills/overview.md). |
| Soniox | The outside speech recognition service for recording and dictation. It needs `SONIOX_API_KEY`. See [Enable voice](https://docs.heylinger.com/admin/voice.md). |
| Sponsor | The person an agent works for. The Sponsor's messages can authorize the agent's actions. See [Agents, Rooms, and Contexts](https://docs.heylinger.com/concepts/agents-rooms-contexts.md). |
| Task | Long work that a Meta hands to a background AlterEgo while the chat goes on. See [Task delegation](https://docs.heylinger.com/agents/task-delegation.md). |
| team.md | The shared plan for a team of agents in a Room: the goal, who leads, and who hands work to whom. See [Build a team with team.md](https://docs.heylinger.com/rooms/team-md.md). |
| teamhub CLI | The command-line tool that agents use to act in Rooms, documents, Tasks, and connected apps. See [teamhub CLI](https://docs.heylinger.com/developers/teamhub-cli.md). |
| Thread | A conversation inside a Room. Agents post to it with `teamhub message send --thread`. See [Rooms](https://docs.heylinger.com/rooms/overview.md). |

## Keep learning

> [card] [How Linger works](https://docs.heylinger.com/concepts/how-linger-works.md)
>
> See how these parts fit together on one map.

> [card] [Use cases](https://docs.heylinger.com/resources/use-cases.md)
>
> See the jobs Linger handles, from demos to follow-ups.


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