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This glossary defines the key terms you’ll encounter when building voice AI agents on Atoms. Bookmark this page for quick reference.

Glossary

TermDefinition
AgentAn AI-powered voice assistant built on Atoms. Agents handle phone calls or web conversations based on your configuration.
Single PromptAn agent type using one comprehensive prompt for flexible, free-flowing conversations.
Conversational FlowAn agent type using a visual workflow for structured, goal-oriented conversations with defined paths.
NodeA single step in a Conversational Flow workflow. Types include Prompt, Transfer Call, API Call, End Call, Pre-Call API, and Post-Call API.
BranchA connection between nodes in a Conversational Flow that determines the next step based on conditions.
Cold TransferA call transfer where the receiving party is connected immediately without any context or briefing.
Warm TransferA call transfer where the AI provides context to the receiving party before connecting the caller.
Whisper MessageA message spoken only to the transfer recipient (not heard by the caller) during warm transfer.
Knowledge BaseA repository of documents, FAQs, and information that agents can reference during conversations.
WebhookAn HTTP callback that sends data to your systems when specific events occur (call start, call end, etc.).
PII RedactionAutomatic removal or masking of personally identifiable information from transcripts and logs.
CampaignAn outbound calling program that contacts a list of phone numbers using your agent.
AudienceA contact list (phone numbers and optional data) used for outbound campaigns.
DispositionThe outcome category of a call (e.g., successful, unsuccessful, transferred).
Post-Call MetricsAnalytics and data extracted from completed calls (satisfaction scores, issue types, etc.).
STT (Speech-to-Text)Technology that converts spoken audio into text for processing.
TTS (Text-to-Speech)Technology that converts text responses into spoken audio.
LLM (Large Language Model)The AI model that understands intent and generates responses.
SLM (Small Language Model)Atoms’ optimized models that deliver fast, efficient voice AI with lower latency and cost.
LatencyThe delay between when a user finishes speaking and when the agent starts responding.
Turn DetectionThe system that determines when a speaker has finished their turn and it’s time to respond.
InterruptionWhen a caller speaks while the agent is talking, requiring the agent to stop and listen.

Call Types

TypeDescription
InboundCalls initiated by customers to your agent’s phone number
OutboundCalls initiated by your agent to customer phone numbers (via campaigns)
Web CallVoice conversation through a browser widget
TelephonyTraditional phone network calls

Agent States

StateDescription
DraftAgent is being edited and not deployed
LockedAgent is protected from edits
LiveAgent is deployed and handling calls

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