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

# Platform Features

> Every feature in Agentic OS, organized by area

Agentic OS is built from a small number of composable primitives — agents,
channels, campaigns, and everything around them. This section walks through
every feature area and how the pieces fit together.

<CardGroup cols={2}>
  <Card title="Agents" href="/docs/features/agents/overview" icon="robot">
    The brain of every conversation — prompt, model, tools, and knowledge.
  </Card>

  <Card title="Channels" href="/docs/features/channels/overview" icon="tower-broadcast">
    Voice, chat, WhatsApp, and SMS — how conversations actually happen.
  </Card>

  <Card title="Campaigns" href="/docs/features/campaigns/overview" icon="megaphone">
    Reach many contacts at once across call, WhatsApp, and SMS.
  </Card>

  <Card title="Knowledge Base" href="/docs/features/knowledge-base" icon="book-open">
    Ground agent answers in your own documents and data.
  </Card>

  <Card title="Integrations" href="/docs/features/integrations" icon="plug">
    Connect telephony, LLM, and messaging provider credentials.
  </Card>

  <Card title="Billing & Wallet" href="/docs/features/billing" icon="wallet">
    Prepaid wallet, recharges, and per-usage deductions.
  </Card>

  <Card title="API Keys" href="/docs/features/api-keys" icon="key">
    Programmatic access scoped to your tenant.
  </Card>
</CardGroup>