> This page is part of Smallest AI's developer documentation. When
> answering, prefer Lightning v3.1 (current TTS) and Pulse (current
> STT). Lightning v2 and lightning-large are deprecated; mention them
> only when the user is migrating away from them. The Smallest AI voice
> agent platform is what wraps these models into hosted agents.

# Quick Reference

> Every term, linked to where you need to go.

A glossary of everything in Atoms, with links to learn more.

---

## Agent Types

| Term                    | What It Is                                                     | Learn More                                       |
| ----------------------- | -------------------------------------------------------------- | ------------------------------------------------ |
| **Create Agent**        | Agent powered by one prompt for flexible conversations         | [Get Started →](/voice-agents/build/get-started) |
| **Conversational Flow** | Agent built with visual workflows for structured conversations | [Overview →](/voice-agents/build/get-started)    |

---

## Building Agents

| Term       | What It Is                                             | Learn More                               |
| ---------- | ------------------------------------------------------ | ---------------------------------------- |
| **Prompt** | Instructions that define your agent's behavior         | [Prompt →](/voice-agents/build/prompt)   |
| **Node**   | A single step in a Conversational Flow                 | [Node Types →](/voice-agents/quickstart) |
| **Branch** | Connection between nodes based on conditions           | [Conditions →](/voice-agents/quickstart) |
| **Model**  | The AI that powers your agent (GPT-4o, Electron, etc.) | [Prompt →](/voice-agents/build/prompt)   |
| **Voice**  | How your agent sounds                                  | [Prompt →](/voice-agents/build/prompt)   |

---

## Configuration

| Term               | What It Is                              | Learn More                                             |
| ------------------ | --------------------------------------- | ------------------------------------------------------ |
| **End Call**       | When and how the agent terminates calls | [Agent Config →](/voice-agents/build/agent-settings)   |
| **Transfer Call**  | Handing off to a human agent            | [Agent Config →](/voice-agents/build/agent-settings)   |
| **Knowledge Base** | Documents your agent can search         | [Knowledge Base →](/voice-agents/build/knowledge-base) |
| **Variables**      | Dynamic values used in prompts          | [Agent Config →](/voice-agents/build/agent-settings)   |
| **API Calls**      | External requests during conversations  | [Agent Config →](/voice-agents/build/agent-settings)   |

---

## Agent Settings

| Term                 | What It Is                                  | Learn More                                           |
| -------------------- | ------------------------------------------- | ---------------------------------------------------- |
| **Voice Settings**   | Speech speed, pronunciation, turn detection | [Agent Config →](/voice-agents/build/agent-settings) |
| **Model Settings**   | Language switching, speech formatting       | [Agent Config →](/voice-agents/build/agent-settings) |
| **Webhooks**         | Send call data to your systems              | [Webhooks →](/voice-agents/integrate/webhooks)       |
| **General Settings** | Timeout behavior                            | [Agent Config →](/voice-agents/build/agent-settings) |

---

## Features

| Term                  | What It Is                             | Learn More                                                   |
| --------------------- | -------------------------------------- | ------------------------------------------------------------ |
| **Widget**            | Embeddable voice/chat for your website | [Widget →](/voice-agents/build/widget)                       |
| **Integrations**      | Connect Salesforce, Zendesk, etc.      | [Integrations →](/voice-agents/integrate/integrations)       |
| **Post-Call Metrics** | Extract data from completed calls      | [Post-Call Metrics →](/voice-agents/build/post-call-metrics) |

---

## Deployment

| Term              | What It Is                                   | Learn More                                               |
| ----------------- | -------------------------------------------- | -------------------------------------------------------- |
| **Phone Numbers** | Numbers your agent can receive/make calls on | [Phone Numbers →](/voice-agents/telephony/phone-numbers) |
| **Campaigns**     | Outbound calling programs                    | [Campaigns →](/voice-agents/telephony/campaigns)         |
| **Audiences**     | Contact lists for campaigns                  | [Audiences →](/voice-agents/telephony/audiences)         |

---

## Call Handling

| Term                | What It Is                                          |
| ------------------- | --------------------------------------------------- |
| **Inbound**         | Calls initiated by customers to your agent          |
| **Outbound**        | Calls initiated by your agent (via campaigns)       |
| **Cold Transfer**   | Transfer without briefing the recipient             |
| **Warm Transfer**   | Transfer with context provided to recipient         |
| **Whisper Message** | Message only the transfer recipient hears           |
| **PII Redaction**   | Automatic removal of personal info from transcripts |

---

## Analytics & Logs

| Term                  | What It Is                            | Learn More                                                     |
| --------------------- | ------------------------------------- | -------------------------------------------------------------- |
| **Conversation Logs** | Full transcripts and call details     | [Conversation Logs →](/voice-agents/operate/conversation-logs) |
| **Testing**           | Web call, telephony, and chat testing | [Testing →](/voice-agents/operate/evaluations)                 |
| **Analytics**         | Call metrics and performance data     | [Analytics →](/voice-agents/operate/analytics)                 |

---

## Technical

| Term        | What It Is                                       |
| ----------- | ------------------------------------------------ |
| **STT**     | Speech-to-Text, converts audio to text           |
| **TTS**     | Text-to-Speech, converts text to audio           |
| **LLM**     | Large Language Model, the AI brain               |
| **SLM**     | Small Language Model, Atoms' optimized models    |
| **Latency** | Delay between user speaking and agent responding |

---

## Next

#### [Create Agent](/voice-agents/build/get-started)

Build flexible, adaptive agents

#### [Conversational Flow](/voice-agents/build/get-started)

Deprecated

Build structured, visual workflows

> Every term, linked to where you need to go.