Vapi · JSON Structure
Vapi Chat Structure
AIVoice AIVoice AgentsConversational AITelephonyReal-TimeTranscriptionText-to-SpeechLLMAgentsMCP
Chat is a JSON Structure definition published by Vapi, describing 18 properties. It conforms to the https://json-structure.org/draft/2020-12/schema meta-schema.
Properties
assistantId
assistant
assistantOverrides
squadId
squad
name
sessionId
input
stream
previousChatId
id
orgId
messages
output
createdAt
updatedAt
costs
cost
Meta-schema: https://json-structure.org/draft/2020-12/schema