Calls
List Calls
get/call
Query parameters
idstring
This is the unique identifier for the call.
assistantIdstring
This will return calls with the specified assistantId.
phoneNumberIdstring
This is the phone number that will be used for the call. To use a transient number, use phoneNumber instead.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
limitnumber
This is the maximum number of items to return. Defaults to 100.
createdAtGtstring date-time
This will return items where the createdAt is greater than the specified value.
createdAtLtstring date-time
This will return items where the createdAt is less than the specified value.
createdAtGestring date-time
This will return items where the createdAt is greater than or equal to the specified value.
createdAtLestring date-time
This will return items where the createdAt is less than or equal to the specified value.
updatedAtGtstring date-time
This will return items where the updatedAt is greater than the specified value.
updatedAtLtstring date-time
This will return items where the updatedAt is less than the specified value.
updatedAtGestring date-time
This will return items where the updatedAt is greater than or equal to the specified value.
updatedAtLestring date-time
This will return items where the updatedAt is less than or equal to the specified value.
Response
type'inboundPhoneCall' | 'outboundPhoneCall' | 'webCall' | 'vapi.websocketCall'
This is the type of call.
phoneCallProvider'twilio' | 'vonage' | 'vapi' | 'telnyx'
This is the provider of the call.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
phoneCallTransport'sip' | 'pstn'
This is the transport of the phone call.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
status'scheduled' | 'queued' | 'ringing' | 'in-progress' | 'forwarding' | 'ended' | 'not-found' | 'deletion-failed'
This is the status of the call.
endedReason'call-start-error-neither-assistant-nor-server-set' | 'assistant-request-failed' | 'assistant-request-returned-error' | 'assistant-request-returned-unspeakable-error' | 'assistant-request-returned-invalid-assistant' | 'assistant-request-returned-no-assistant' | 'assistant-request-returned-forwarding-phone-number' | 'scheduled-call-deleted' | 'call.start.error-vapifault-get-org' | 'call.start.error-vapifault-get-subscription' | 'call.start.error-get-assistant' | 'call.start.error-get-phone-number' | 'call.start.error-get-customer' | 'call.start.error-get-resources-validation' | 'call.start.error-vapi-number-international' | 'call.start.error-vapi-number-outbound-daily-limit' | 'call.start.error-get-transport' | 'call.start.error-subscription-wallet-does-not-exist' | 'call.start.error-fraud-check-failed' | 'call.start.error-subscription-frozen' | 'call.start.error-subscription-insufficient-credits' | 'call.start.error-subscription-upgrade-failed' | 'call.start.error-subscription-concurrency-limit-reached' | 'call.start.error-enterprise-feature-not-available-recording-consent' | 'call.start.assistant-version-error-validation' | 'assistant-not-valid' | 'call.start.error-vapifault-database-error' | 'assistant-not-found' | 'pipeline-error-openai-voice-failed' | 'pipeline-error-cartesia-voice-failed' | 'pipeline-error-deepgram-voice-failed' | 'pipeline-error-eleven-labs-voice-failed' | 'pipeline-error-playht-voice-failed' | 'pipeline-error-lmnt-voice-failed' | 'pipeline-error-azure-voice-failed' | 'pipeline-error-rime-ai-voice-failed' | 'pipeline-error-smallest-ai-voice-failed' | 'pipeline-error-vapi-voice-failed' | 'pipeline-error-neuphonic-voice-failed' | 'pipeline-error-hume-voice-failed' | 'pipeline-error-sesame-voice-failed' | 'pipeline-error-inworld-voice-failed' | 'pipeline-error-minimax-voice-failed' | 'pipeline-error-wellsaid-voice-failed' | 'pipeline-error-xai-voice-failed' | 'pipeline-error-microsoft-voice-failed' | 'pipeline-error-microsoft-voice-request-canceled' | 'pipeline-error-tavus-video-failed' | 'call.in-progress.error-vapifault-openai-voice-failed' | 'call.in-progress.error-vapifault-cartesia-voice-failed' | 'call.in-progress.error-vapifault-deepgram-voice-failed' | 'call.in-progress.error-vapifault-eleven-labs-voice-failed' | 'call.in-progress.error-vapifault-playht-voice-failed' | 'call.in-progress.error-vapifault-lmnt-voice-failed' | 'call.in-progress.error-vapifault-azure-voice-failed' | 'call.in-progress.error-vapifault-rime-ai-voice-failed' | 'call.in-progress.error-vapifault-smallest-ai-voice-failed' | 'call.in-progress.error-vapifault-vapi-voice-failed' | 'call.in-progress.error-vapifault-neuphonic-voice-failed' | 'call.in-progress.error-vapifault-hume-voice-failed' | 'call.in-progress.error-vapifault-sesame-voice-failed' | 'call.in-progress.error-vapifault-inworld-voice-failed' | 'call.in-progress.error-vapifault-minimax-voice-failed' | 'call.in-progress.error-vapifault-wellsaid-voice-failed' | 'call.in-progress.error-vapifault-xai-voice-failed' | 'call.in-progress.error-vapifault-microsoft-voice-failed' | 'call.in-progress.error-vapifault-tavus-video-failed' | 'pipeline-error-vapi-llm-failed' | 'pipeline-error-vapi-400-bad-request-validation-failed' | 'pipeline-error-vapi-401-unauthorized' | 'pipeline-error-vapi-403-model-access-denied' | 'pipeline-error-vapi-429-exceeded-quota' | 'pipeline-error-vapi-500-server-error' | 'pipeline-error-vapi-503-server-overloaded-error' | 'call.in-progress.error-providerfault-vapi-llm-failed' | 'call.in-progress.error-vapifault-vapi-llm-failed' | 'call.in-progress.error-vapifault-vapi-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-vapi-401-unauthorized' | 'call.in-progress.error-vapifault-vapi-403-model-access-denied' | 'call.in-progress.error-vapifault-vapi-429-exceeded-quota' | 'call.in-progress.error-providerfault-vapi-500-server-error' | 'call.in-progress.error-providerfault-vapi-503-server-overloaded-error' | 'pipeline-error-vapi-transcriber-failed' | 'call.in-progress.error-vapifault-vapi-transcriber-failed' | 'call.in-progress.error-providerfault-vapi-transcriber-failed' | 'call.in-progress.error-providerfault-vapi-voice-failed' | 'pipeline-error-deepgram-transcriber-failed' | 'pipeline-error-deepgram-transcriber-api-key-missing' | 'call.in-progress.error-vapifault-deepgram-transcriber-failed' | 'pipeline-error-gladia-transcriber-failed' | 'call.in-progress.error-vapifault-gladia-transcriber-failed' | 'pipeline-error-speechmatics-transcriber-failed' | 'call.in-progress.error-vapifault-speechmatics-transcriber-failed' | 'pipeline-error-assembly-ai-transcriber-failed' | 'pipeline-error-assembly-ai-returning-400-insufficent-funds' | 'pipeline-error-assembly-ai-returning-400-paid-only-feature' | 'pipeline-error-assembly-ai-returning-401-invalid-credentials' | 'pipeline-error-assembly-ai-returning-500-invalid-schema' | 'pipeline-error-assembly-ai-returning-500-word-boost-parsing-failed' | 'call.in-progress.error-vapifault-assembly-ai-transcriber-failed' | 'call.in-progress.error-vapifault-assembly-ai-returning-400-insufficent-funds' | 'call.in-progress.error-vapifault-assembly-ai-returning-400-paid-only-feature' | 'call.in-progress.error-vapifault-assembly-ai-returning-401-invalid-credentials' | 'call.in-progress.error-vapifault-assembly-ai-returning-500-invalid-schema' | 'call.in-progress.error-vapifault-assembly-ai-returning-500-word-boost-parsing-failed' | 'pipeline-error-talkscriber-transcriber-failed' | 'call.in-progress.error-vapifault-talkscriber-transcriber-failed' | 'pipeline-error-azure-speech-transcriber-failed' | 'call.in-progress.error-vapifault-azure-speech-transcriber-failed' | 'pipeline-error-eleven-labs-transcriber-failed' | 'call.in-progress.error-vapifault-eleven-labs-transcriber-failed' | 'pipeline-error-google-transcriber-failed' | 'call.in-progress.error-vapifault-google-transcriber-failed' | 'pipeline-error-openai-transcriber-failed' | 'call.in-progress.error-vapifault-openai-transcriber-failed' | 'pipeline-error-soniox-transcriber-auth-failed' | 'pipeline-error-soniox-transcriber-rate-limited' | 'pipeline-error-soniox-transcriber-invalid-config' | 'pipeline-error-soniox-transcriber-server-error' | 'pipeline-error-soniox-transcriber-failed' | 'call.in-progress.error-vapifault-soniox-transcriber-auth-failed' | 'call.in-progress.error-vapifault-soniox-transcriber-rate-limited' | 'call.in-progress.error-vapifault-soniox-transcriber-invalid-config' | 'call.in-progress.error-vapifault-soniox-transcriber-server-error' | 'call.in-progress.error-vapifault-soniox-transcriber-failed' | 'pipeline-error-xai-transcriber-auth-failed' | 'pipeline-error-xai-transcriber-rate-limited' | 'pipeline-error-xai-transcriber-invalid-config' | 'pipeline-error-xai-transcriber-server-error' | 'pipeline-error-xai-transcriber-failed' | 'call.in-progress.error-vapifault-xai-transcriber-auth-failed' | 'call.in-progress.error-vapifault-xai-transcriber-rate-limited' | 'call.in-progress.error-vapifault-xai-transcriber-invalid-config' | 'call.in-progress.error-vapifault-xai-transcriber-server-error' | 'call.in-progress.error-vapifault-xai-transcriber-failed' | 'pipeline-error-cartesia-transcriber-failed' | 'call.in-progress.error-vapifault-cartesia-transcriber-failed' | 'call.in-progress.error-pipeline-no-available-llm-model' | 'worker-shutdown' | 'vonage-disconnected' | 'vonage-failed-to-connect-call' | 'vonage-completed' | 'phone-call-provider-bypass-enabled-but-no-call-received' | 'call.in-progress.error-providerfault-transport-never-connected' | 'call.in-progress.error-vapifault-worker-not-available' | 'call.in-progress.error-vapifault-transport-never-connected' | 'call.in-progress.error-vapifault-transport-connected-but-call-not-active' | 'call.in-progress.error-vapifault-call-started-but-connection-to-transport-missing' | 'call.in-progress.error-vapifault-worker-died' | 'call.in-progress.twilio-completed-call' | 'call.in-progress.sip-completed-call' | 'call.in-progress.error-sip-inbound-call-failed-to-connect' | 'call.in-progress.error-providerfault-outbound-sip-503-service-unavailable' | 'call.in-progress.error-sip-outbound-call-failed-to-connect' | 'call.ringing.error-sip-inbound-call-failed-to-connect' | 'call.in-progress.error-providerfault-openai-llm-failed' | 'call.in-progress.error-providerfault-azure-openai-llm-failed' | 'call.in-progress.error-providerfault-groq-llm-failed' | 'call.in-progress.error-providerfault-google-llm-failed' | 'call.in-progress.error-providerfault-xai-llm-failed' | 'call.in-progress.error-providerfault-mistral-llm-failed' | 'call.in-progress.error-providerfault-minimax-llm-failed' | 'call.in-progress.error-providerfault-inflection-ai-llm-failed' | 'call.in-progress.error-providerfault-cerebras-llm-failed' | 'call.in-progress.error-providerfault-deep-seek-llm-failed' | 'call.in-progress.error-providerfault-baseten-llm-failed' | 'call.in-progress.error-vapifault-chat-pipeline-failed-to-start' | 'pipeline-error-openai-400-bad-request-validation-failed' | 'pipeline-error-openai-401-unauthorized' | 'pipeline-error-openai-401-incorrect-api-key' | 'pipeline-error-openai-401-account-not-in-organization' | 'pipeline-error-openai-403-model-access-denied' | 'pipeline-error-openai-429-exceeded-quota' | 'pipeline-error-openai-429-rate-limit-reached' | 'pipeline-error-openai-500-server-error' | 'pipeline-error-openai-503-server-overloaded-error' | 'pipeline-error-openai-llm-failed' | 'call.in-progress.error-vapifault-openai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-openai-401-unauthorized' | 'call.in-progress.error-vapifault-openai-401-incorrect-api-key' | 'call.in-progress.error-vapifault-openai-401-account-not-in-organization' | 'call.in-progress.error-vapifault-openai-403-model-access-denied' | 'call.in-progress.error-vapifault-openai-429-exceeded-quota' | 'call.in-progress.error-vapifault-openai-429-rate-limit-reached' | 'call.in-progress.error-providerfault-openai-500-server-error' | 'call.in-progress.error-providerfault-openai-503-server-overloaded-error' | 'pipeline-error-azure-openai-400-bad-request-validation-failed' | 'pipeline-error-azure-openai-401-unauthorized' | 'pipeline-error-azure-openai-403-model-access-denied' | 'pipeline-error-azure-openai-429-exceeded-quota' | 'pipeline-error-azure-openai-500-server-error' | 'pipeline-error-azure-openai-503-server-overloaded-error' | 'pipeline-error-azure-openai-llm-failed' | 'call.in-progress.error-vapifault-azure-openai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-azure-openai-401-unauthorized' | 'call.in-progress.error-vapifault-azure-openai-403-model-access-denied' | 'call.in-progress.error-vapifault-azure-openai-429-exceeded-quota' | 'call.in-progress.error-providerfault-azure-openai-500-server-error' | 'call.in-progress.error-providerfault-azure-openai-503-server-overloaded-error' | 'pipeline-error-google-400-bad-request-validation-failed' | 'pipeline-error-google-401-unauthorized' | 'pipeline-error-google-403-model-access-denied' | 'pipeline-error-google-429-exceeded-quota' | 'pipeline-error-google-500-server-error' | 'pipeline-error-google-503-server-overloaded-error' | 'pipeline-error-google-llm-failed' | 'call.in-progress.error-vapifault-google-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-google-401-unauthorized' | 'call.in-progress.error-vapifault-google-403-model-access-denied' | 'call.in-progress.error-vapifault-google-429-exceeded-quota' | 'call.in-progress.error-providerfault-google-500-server-error' | 'call.in-progress.error-providerfault-google-503-server-overloaded-error' | 'pipeline-error-xai-400-bad-request-validation-failed' | 'pipeline-error-xai-401-unauthorized' | 'pipeline-error-xai-403-model-access-denied' | 'pipeline-error-xai-429-exceeded-quota' | 'pipeline-error-xai-500-server-error' | 'pipeline-error-xai-503-server-overloaded-error' | 'pipeline-error-xai-llm-failed' | 'call.in-progress.error-vapifault-xai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-xai-401-unauthorized' | 'call.in-progress.error-vapifault-xai-403-model-access-denied' | 'call.in-progress.error-vapifault-xai-429-exceeded-quota' | 'call.in-progress.error-providerfault-xai-500-server-error' | 'call.in-progress.error-providerfault-xai-503-server-overloaded-error' | 'pipeline-error-baseten-400-bad-request-validation-failed' | 'pipeline-error-baseten-401-unauthorized' | 'pipeline-error-baseten-403-model-access-denied' | 'pipeline-error-baseten-429-exceeded-quota' | 'pipeline-error-baseten-500-server-error' | 'pipeline-error-baseten-503-server-overloaded-error' | 'pipeline-error-baseten-llm-failed' | 'call.in-progress.error-vapifault-baseten-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-baseten-401-unauthorized' | 'call.in-progress.error-vapifault-baseten-403-model-access-denied' | 'call.in-progress.error-vapifault-baseten-429-exceeded-quota' | 'call.in-progress.error-providerfault-baseten-500-server-error' | 'call.in-progress.error-providerfault-baseten-503-server-overloaded-error' | 'pipeline-error-mistral-400-bad-request-validation-failed' | 'pipeline-error-mistral-401-unauthorized' | 'pipeline-error-mistral-403-model-access-denied' | 'pipeline-error-mistral-429-exceeded-quota' | 'pipeline-error-mistral-500-server-error' | 'pipeline-error-mistral-503-server-overloaded-error' | 'pipeline-error-mistral-llm-failed' | 'call.in-progress.error-vapifault-mistral-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-mistral-401-unauthorized' | 'call.in-progress.error-vapifault-mistral-403-model-access-denied' | 'call.in-progress.error-vapifault-mistral-429-exceeded-quota' | 'call.in-progress.error-providerfault-mistral-500-server-error' | 'call.in-progress.error-providerfault-mistral-503-server-overloaded-error' | 'pipeline-error-minimax-400-bad-request-validation-failed' | 'pipeline-error-minimax-401-unauthorized' | 'pipeline-error-minimax-403-model-access-denied' | 'pipeline-error-minimax-429-exceeded-quota' | 'pipeline-error-minimax-500-server-error' | 'pipeline-error-minimax-503-server-overloaded-error' | 'pipeline-error-minimax-llm-failed' | 'call.in-progress.error-vapifault-minimax-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-minimax-401-unauthorized' | 'call.in-progress.error-vapifault-minimax-403-model-access-denied' | 'call.in-progress.error-vapifault-minimax-429-exceeded-quota' | 'call.in-progress.error-providerfault-minimax-500-server-error' | 'call.in-progress.error-providerfault-minimax-503-server-overloaded-error' | 'pipeline-error-inflection-ai-400-bad-request-validation-failed' | 'pipeline-error-inflection-ai-401-unauthorized' | 'pipeline-error-inflection-ai-403-model-access-denied' | 'pipeline-error-inflection-ai-429-exceeded-quota' | 'pipeline-error-inflection-ai-500-server-error' | 'pipeline-error-inflection-ai-503-server-overloaded-error' | 'pipeline-error-inflection-ai-llm-failed' | 'call.in-progress.error-vapifault-inflection-ai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-inflection-ai-401-unauthorized' | 'call.in-progress.error-vapifault-inflection-ai-403-model-access-denied' | 'call.in-progress.error-vapifault-inflection-ai-429-exceeded-quota' | 'call.in-progress.error-providerfault-inflection-ai-500-server-error' | 'call.in-progress.error-providerfault-inflection-ai-503-server-overloaded-error' | 'pipeline-error-deep-seek-400-bad-request-validation-failed' | 'pipeline-error-deep-seek-401-unauthorized' | 'pipeline-error-deep-seek-403-model-access-denied' | 'pipeline-error-deep-seek-429-exceeded-quota' | 'pipeline-error-deep-seek-500-server-error' | 'pipeline-error-deep-seek-503-server-overloaded-error' | 'pipeline-error-deep-seek-llm-failed' | 'call.in-progress.error-vapifault-deep-seek-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-deep-seek-401-unauthorized' | 'call.in-progress.error-vapifault-deep-seek-403-model-access-denied' | 'call.in-progress.error-vapifault-deep-seek-429-exceeded-quota' | 'call.in-progress.error-providerfault-deep-seek-500-server-error' | 'call.in-progress.error-providerfault-deep-seek-503-server-overloaded-error' | 'pipeline-error-groq-400-bad-request-validation-failed' | 'pipeline-error-groq-401-unauthorized' | 'pipeline-error-groq-403-model-access-denied' | 'pipeline-error-groq-429-exceeded-quota' | 'pipeline-error-groq-500-server-error' | 'pipeline-error-groq-503-server-overloaded-error' | 'pipeline-error-groq-llm-failed' | 'call.in-progress.error-vapifault-groq-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-groq-401-unauthorized' | 'call.in-progress.error-vapifault-groq-403-model-access-denied' | 'call.in-progress.error-vapifault-groq-429-exceeded-quota' | 'call.in-progress.error-providerfault-groq-500-server-error' | 'call.in-progress.error-providerfault-groq-503-server-overloaded-error' | 'pipeline-error-cerebras-400-bad-request-validation-failed' | 'pipeline-error-cerebras-401-unauthorized' | 'pipeline-error-cerebras-403-model-access-denied' | 'pipeline-error-cerebras-429-exceeded-quota' | 'pipeline-error-cerebras-500-server-error' | 'pipeline-error-cerebras-503-server-overloaded-error' | 'pipeline-error-cerebras-llm-failed' | 'call.in-progress.error-vapifault-cerebras-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-cerebras-401-unauthorized' | 'call.in-progress.error-vapifault-cerebras-403-model-access-denied' | 'call.in-progress.error-vapifault-cerebras-429-exceeded-quota' | 'call.in-progress.error-providerfault-cerebras-500-server-error' | 'call.in-progress.error-providerfault-cerebras-503-server-overloaded-error' | 'pipeline-error-anthropic-400-bad-request-validation-failed' | 'pipeline-error-anthropic-401-unauthorized' | 'pipeline-error-anthropic-403-model-access-denied' | 'pipeline-error-anthropic-429-exceeded-quota' | 'pipeline-error-anthropic-500-server-error' | 'pipeline-error-anthropic-503-server-overloaded-error' | 'pipeline-error-anthropic-llm-failed' | 'call.in-progress.error-providerfault-anthropic-llm-failed' | 'call.in-progress.error-vapifault-anthropic-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-anthropic-401-unauthorized' | 'call.in-progress.error-vapifault-anthropic-403-model-access-denied' | 'call.in-progress.error-vapifault-anthropic-429-exceeded-quota' | 'call.in-progress.error-providerfault-anthropic-500-server-error' | 'call.in-progress.error-providerfault-anthropic-503-server-overloaded-error' | 'pipeline-error-anthropic-bedrock-400-bad-request-validation-failed' | 'pipeline-error-anthropic-bedrock-401-unauthorized' | 'pipeline-error-anthropic-bedrock-403-model-access-denied' | 'pipeline-error-anthropic-bedrock-429-exceeded-quota' | 'pipeline-error-anthropic-bedrock-500-server-error' | 'pipeline-error-anthropic-bedrock-503-server-overloaded-error' | 'pipeline-error-anthropic-bedrock-llm-failed' | 'call.in-progress.error-providerfault-anthropic-bedrock-llm-failed' | 'call.in-progress.error-vapifault-anthropic-bedrock-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-anthropic-bedrock-401-unauthorized' | 'call.in-progress.error-vapifault-anthropic-bedrock-403-model-access-denied' | 'call.in-progress.error-vapifault-anthropic-bedrock-429-exceeded-quota' | 'call.in-progress.error-providerfault-anthropic-bedrock-500-server-error' | 'call.in-progress.error-providerfault-anthropic-bedrock-503-server-overloaded-error' | 'pipeline-error-anthropic-vertex-400-bad-request-validation-failed' | 'pipeline-error-anthropic-vertex-401-unauthorized' | 'pipeline-error-anthropic-vertex-403-model-access-denied' | 'pipeline-error-anthropic-vertex-429-exceeded-quota' | 'pipeline-error-anthropic-vertex-500-server-error' | 'pipeline-error-anthropic-vertex-503-server-overloaded-error' | 'pipeline-error-anthropic-vertex-llm-failed' | 'call.in-progress.error-providerfault-anthropic-vertex-llm-failed' | 'call.in-progress.error-vapifault-anthropic-vertex-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-anthropic-vertex-401-unauthorized' | 'call.in-progress.error-vapifault-anthropic-vertex-403-model-access-denied' | 'call.in-progress.error-vapifault-anthropic-vertex-429-exceeded-quota' | 'call.in-progress.error-providerfault-anthropic-vertex-500-server-error' | 'call.in-progress.error-providerfault-anthropic-vertex-503-server-overloaded-error' | 'pipeline-error-together-ai-400-bad-request-validation-failed' | 'pipeline-error-together-ai-401-unauthorized' | 'pipeline-error-together-ai-403-model-access-denied' | 'pipeline-error-together-ai-429-exceeded-quota' | 'pipeline-error-together-ai-500-server-error' | 'pipeline-error-together-ai-503-server-overloaded-error' | 'pipeline-error-together-ai-llm-failed' | 'call.in-progress.error-providerfault-together-ai-llm-failed' | 'call.in-progress.error-vapifault-together-ai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-together-ai-401-unauthorized' | 'call.in-progress.error-vapifault-together-ai-403-model-access-denied' | 'call.in-progress.error-vapifault-together-ai-429-exceeded-quota' | 'call.in-progress.error-providerfault-together-ai-500-server-error' | 'call.in-progress.error-providerfault-together-ai-503-server-overloaded-error' | 'pipeline-error-anyscale-400-bad-request-validation-failed' | 'pipeline-error-anyscale-401-unauthorized' | 'pipeline-error-anyscale-403-model-access-denied' | 'pipeline-error-anyscale-429-exceeded-quota' | 'pipeline-error-anyscale-500-server-error' | 'pipeline-error-anyscale-503-server-overloaded-error' | 'pipeline-error-anyscale-llm-failed' | 'call.in-progress.error-providerfault-anyscale-llm-failed' | 'call.in-progress.error-vapifault-anyscale-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-anyscale-401-unauthorized' | 'call.in-progress.error-vapifault-anyscale-403-model-access-denied' | 'call.in-progress.error-vapifault-anyscale-429-exceeded-quota' | 'call.in-progress.error-providerfault-anyscale-500-server-error' | 'call.in-progress.error-providerfault-anyscale-503-server-overloaded-error' | 'pipeline-error-openrouter-400-bad-request-validation-failed' | 'pipeline-error-openrouter-401-unauthorized' | 'pipeline-error-openrouter-403-model-access-denied' | 'pipeline-error-openrouter-429-exceeded-quota' | 'pipeline-error-openrouter-500-server-error' | 'pipeline-error-openrouter-503-server-overloaded-error' | 'pipeline-error-openrouter-llm-failed' | 'call.in-progress.error-providerfault-openrouter-llm-failed' | 'call.in-progress.error-vapifault-openrouter-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-openrouter-401-unauthorized' | 'call.in-progress.error-vapifault-openrouter-403-model-access-denied' | 'call.in-progress.error-vapifault-openrouter-429-exceeded-quota' | 'call.in-progress.error-providerfault-openrouter-500-server-error' | 'call.in-progress.error-providerfault-openrouter-503-server-overloaded-error' | 'pipeline-error-perplexity-ai-400-bad-request-validation-failed' | 'pipeline-error-perplexity-ai-401-unauthorized' | 'pipeline-error-perplexity-ai-403-model-access-denied' | 'pipeline-error-perplexity-ai-429-exceeded-quota' | 'pipeline-error-perplexity-ai-500-server-error' | 'pipeline-error-perplexity-ai-503-server-overloaded-error' | 'pipeline-error-perplexity-ai-llm-failed' | 'call.in-progress.error-providerfault-perplexity-ai-llm-failed' | 'call.in-progress.error-vapifault-perplexity-ai-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-perplexity-ai-401-unauthorized' | 'call.in-progress.error-vapifault-perplexity-ai-403-model-access-denied' | 'call.in-progress.error-vapifault-perplexity-ai-429-exceeded-quota' | 'call.in-progress.error-providerfault-perplexity-ai-500-server-error' | 'call.in-progress.error-providerfault-perplexity-ai-503-server-overloaded-error' | 'pipeline-error-deepinfra-400-bad-request-validation-failed' | 'pipeline-error-deepinfra-401-unauthorized' | 'pipeline-error-deepinfra-403-model-access-denied' | 'pipeline-error-deepinfra-429-exceeded-quota' | 'pipeline-error-deepinfra-500-server-error' | 'pipeline-error-deepinfra-503-server-overloaded-error' | 'pipeline-error-deepinfra-llm-failed' | 'call.in-progress.error-providerfault-deepinfra-llm-failed' | 'call.in-progress.error-vapifault-deepinfra-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-deepinfra-401-unauthorized' | 'call.in-progress.error-vapifault-deepinfra-403-model-access-denied' | 'call.in-progress.error-vapifault-deepinfra-429-exceeded-quota' | 'call.in-progress.error-providerfault-deepinfra-500-server-error' | 'call.in-progress.error-providerfault-deepinfra-503-server-overloaded-error' | 'pipeline-error-runpod-400-bad-request-validation-failed' | 'pipeline-error-runpod-401-unauthorized' | 'pipeline-error-runpod-403-model-access-denied' | 'pipeline-error-runpod-429-exceeded-quota' | 'pipeline-error-runpod-500-server-error' | 'pipeline-error-runpod-503-server-overloaded-error' | 'pipeline-error-runpod-llm-failed' | 'call.in-progress.error-providerfault-runpod-llm-failed' | 'call.in-progress.error-vapifault-runpod-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-runpod-401-unauthorized' | 'call.in-progress.error-vapifault-runpod-403-model-access-denied' | 'call.in-progress.error-vapifault-runpod-429-exceeded-quota' | 'call.in-progress.error-providerfault-runpod-500-server-error' | 'call.in-progress.error-providerfault-runpod-503-server-overloaded-error' | 'pipeline-error-custom-llm-400-bad-request-validation-failed' | 'pipeline-error-custom-llm-401-unauthorized' | 'pipeline-error-custom-llm-403-model-access-denied' | 'pipeline-error-custom-llm-429-exceeded-quota' | 'pipeline-error-custom-llm-500-server-error' | 'pipeline-error-custom-llm-503-server-overloaded-error' | 'pipeline-error-custom-llm-llm-failed' | 'call.in-progress.error-providerfault-custom-llm-llm-failed' | 'call.in-progress.error-vapifault-custom-llm-400-bad-request-validation-failed' | 'call.in-progress.error-vapifault-custom-llm-401-unauthorized' | 'call.in-progress.error-vapifault-custom-llm-403-model-access-denied' | 'call.in-progress.error-vapifault-custom-llm-429-exceeded-quota' | 'call.in-progress.error-providerfault-custom-llm-500-server-error' | 'call.in-progress.error-providerfault-custom-llm-503-server-overloaded-error' | 'call.in-progress.error-pipeline-ws-model-connection-failed' | 'pipeline-error-custom-voice-failed' | 'pipeline-error-cartesia-socket-hang-up' | 'pipeline-error-cartesia-requested-payment' | 'pipeline-error-cartesia-500-server-error' | 'pipeline-error-cartesia-502-server-error' | 'pipeline-error-cartesia-503-server-error' | 'pipeline-error-cartesia-522-server-error' | 'call.in-progress.error-vapifault-cartesia-socket-hang-up' | 'call.in-progress.error-vapifault-cartesia-requested-payment' | 'call.in-progress.error-providerfault-cartesia-500-server-error' | 'call.in-progress.error-providerfault-cartesia-503-server-error' | 'call.in-progress.error-providerfault-cartesia-522-server-error' | 'pipeline-error-eleven-labs-voice-not-found' | 'pipeline-error-eleven-labs-quota-exceeded' | 'pipeline-error-eleven-labs-unauthorized-access' | 'pipeline-error-eleven-labs-unauthorized-to-access-model' | 'pipeline-error-eleven-labs-professional-voices-only-for-creator-plus' | 'pipeline-error-eleven-labs-blocked-free-plan-and-requested-upgrade' | 'pipeline-error-eleven-labs-blocked-concurrent-requests-and-requested-upgrade' | 'pipeline-error-eleven-labs-blocked-using-instant-voice-clone-and-requested-upgrade' | 'pipeline-error-eleven-labs-system-busy-and-requested-upgrade' | 'pipeline-error-eleven-labs-voice-not-fine-tuned' | 'pipeline-error-eleven-labs-invalid-api-key' | 'pipeline-error-eleven-labs-invalid-voice-samples' | 'pipeline-error-eleven-labs-voice-disabled-by-owner' | 'pipeline-error-eleven-labs-vapi-voice-disabled-by-owner' | 'pipeline-error-eleven-labs-blocked-account-in-probation' | 'pipeline-error-eleven-labs-blocked-content-against-their-policy' | 'pipeline-error-eleven-labs-missing-samples-for-voice-clone' | 'pipeline-error-eleven-labs-voice-not-fine-tuned-and-cannot-be-used' | 'pipeline-error-eleven-labs-voice-not-allowed-for-free-users' | 'pipeline-error-eleven-labs-max-character-limit-exceeded' | 'pipeline-error-eleven-labs-blocked-voice-potentially-against-terms-of-service-and-awaiting-verification' | 'pipeline-error-eleven-labs-500-server-error' | 'pipeline-error-eleven-labs-503-server-error' | 'call.in-progress.error-vapifault-eleven-labs-voice-not-found' | 'call.in-progress.error-vapifault-eleven-labs-quota-exceeded' | 'call.in-progress.error-vapifault-eleven-labs-unauthorized-access' | 'call.in-progress.error-vapifault-eleven-labs-unauthorized-to-access-model' | 'call.in-progress.error-vapifault-eleven-labs-professional-voices-only-for-creator-plus' | 'call.in-progress.error-vapifault-eleven-labs-blocked-free-plan-and-requested-upgrade' | 'call.in-progress.error-vapifault-eleven-labs-blocked-concurrent-requests-and-requested-upgrade' | 'call.in-progress.error-vapifault-eleven-labs-blocked-using-instant-voice-clone-and-requested-upgrade' | 'call.in-progress.error-vapifault-eleven-labs-system-busy-and-requested-upgrade' | 'call.in-progress.error-vapifault-eleven-labs-voice-not-fine-tuned' | 'call.in-progress.error-vapifault-eleven-labs-invalid-api-key' | 'call.in-progress.error-vapifault-eleven-labs-invalid-voice-samples' | 'call.in-progress.error-vapifault-eleven-labs-voice-disabled-by-owner' | 'call.in-progress.error-vapifault-eleven-labs-blocked-account-in-probation' | 'call.in-progress.error-vapifault-eleven-labs-blocked-content-against-their-policy' | 'call.in-progress.error-vapifault-eleven-labs-missing-samples-for-voice-clone' | 'call.in-progress.error-vapifault-eleven-labs-voice-not-fine-tuned-and-cannot-be-used' | 'call.in-progress.error-vapifault-eleven-labs-voice-not-allowed-for-free-users' | 'call.in-progress.error-vapifault-eleven-labs-max-character-limit-exceeded' | 'call.in-progress.error-vapifault-eleven-labs-blocked-voice-potentially-against-terms-of-service-and-awaiting-verification' | 'call.in-progress.error-providerfault-eleven-labs-system-busy-and-requested-upgrade' | 'call.in-progress.error-providerfault-eleven-labs-500-server-error' | 'call.in-progress.error-providerfault-eleven-labs-503-server-error' | 'pipeline-error-playht-request-timed-out' | 'pipeline-error-playht-invalid-voice' | 'pipeline-error-playht-unexpected-error' | 'pipeline-error-playht-out-of-credits' | 'pipeline-error-playht-invalid-emotion' | 'pipeline-error-playht-voice-must-be-a-valid-voice-manifest-uri' | 'pipeline-error-playht-401-unauthorized' | 'pipeline-error-playht-403-forbidden-out-of-characters' | 'pipeline-error-playht-403-forbidden-api-access-not-available' | 'pipeline-error-playht-429-exceeded-quota' | 'pipeline-error-playht-502-gateway-error' | 'pipeline-error-playht-504-gateway-error' | 'call.in-progress.error-vapifault-playht-request-timed-out' | 'call.in-progress.error-vapifault-playht-invalid-voice' | 'call.in-progress.error-vapifault-playht-unexpected-error' | 'call.in-progress.error-vapifault-playht-out-of-credits' | 'call.in-progress.error-vapifault-playht-invalid-emotion' | 'call.in-progress.error-vapifault-playht-voice-must-be-a-valid-voice-manifest-uri' | 'call.in-progress.error-vapifault-playht-401-unauthorized' | 'call.in-progress.error-vapifault-playht-403-forbidden-out-of-characters' | 'call.in-progress.error-vapifault-playht-403-forbidden-api-access-not-available' | 'call.in-progress.error-vapifault-playht-429-exceeded-quota' | 'call.in-progress.error-providerfault-playht-502-gateway-error' | 'call.in-progress.error-providerfault-playht-504-gateway-error' | 'pipeline-error-custom-transcriber-failed' | 'call.in-progress.error-vapifault-custom-transcriber-failed' | 'pipeline-error-eleven-labs-transcriber-failed' | 'call.in-progress.error-vapifault-eleven-labs-transcriber-failed' | 'pipeline-error-deepgram-returning-400-no-such-model-language-tier-combination' | 'pipeline-error-deepgram-returning-401-invalid-credentials' | 'pipeline-error-deepgram-returning-403-model-access-denied' | 'pipeline-error-deepgram-returning-404-not-found' | 'pipeline-error-deepgram-returning-500-invalid-json' | 'pipeline-error-deepgram-returning-502-network-error' | 'pipeline-error-deepgram-returning-502-bad-gateway-ehostunreach' | 'pipeline-error-deepgram-returning-econnreset' | 'call.in-progress.error-vapifault-deepgram-returning-400-no-such-model-language-tier-combination' | 'call.in-progress.error-vapifault-deepgram-returning-401-invalid-credentials' | 'call.in-progress.error-vapifault-deepgram-returning-404-not-found' | 'call.in-progress.error-vapifault-deepgram-returning-403-model-access-denied' | 'call.in-progress.error-providerfault-deepgram-returning-500-invalid-json' | 'call.in-progress.error-providerfault-deepgram-returning-502-network-error' | 'call.in-progress.error-providerfault-deepgram-returning-502-bad-gateway-ehostunreach' | 'pipeline-error-google-transcriber-failed' | 'call.in-progress.error-vapifault-google-transcriber-failed' | 'pipeline-error-openai-transcriber-failed' | 'call.in-progress.error-vapifault-openai-transcriber-failed' | 'pipeline-error-soniox-transcriber-auth-failed' | 'pipeline-error-soniox-transcriber-rate-limited' | 'pipeline-error-soniox-transcriber-invalid-config' | 'pipeline-error-soniox-transcriber-server-error' | 'pipeline-error-soniox-transcriber-failed' | 'call.in-progress.error-vapifault-soniox-transcriber-auth-failed' | 'call.in-progress.error-vapifault-soniox-transcriber-rate-limited' | 'call.in-progress.error-vapifault-soniox-transcriber-invalid-config' | 'call.in-progress.error-vapifault-soniox-transcriber-server-error' | 'call.in-progress.error-vapifault-soniox-transcriber-failed' | 'pipeline-error-xai-transcriber-auth-failed' | 'pipeline-error-xai-transcriber-rate-limited' | 'pipeline-error-xai-transcriber-invalid-config' | 'pipeline-error-xai-transcriber-server-error' | 'pipeline-error-xai-transcriber-failed' | 'call.in-progress.error-vapifault-xai-transcriber-auth-failed' | 'call.in-progress.error-vapifault-xai-transcriber-rate-limited' | 'call.in-progress.error-vapifault-xai-transcriber-invalid-config' | 'call.in-progress.error-vapifault-xai-transcriber-server-error' | 'call.in-progress.error-vapifault-xai-transcriber-failed' | 'pipeline-error-cartesia-transcriber-failed' | 'call.in-progress.error-vapifault-cartesia-transcriber-failed' | 'call.in-progress.error-warm-transfer-max-duration' | 'call.in-progress.error-warm-transfer-assistant-cancelled' | 'call.in-progress.error-warm-transfer-silence-timeout' | 'call.in-progress.error-warm-transfer-microphone-timeout' | 'assistant-ended-call' | 'assistant-said-end-call-phrase' | 'assistant-ended-call-with-hangup-task' | 'assistant-ended-call-after-message-spoken' | 'assistant-forwarded-call' | 'assistant-join-timed-out' | 'call.in-progress.error-assistant-did-not-receive-customer-audio' | 'call.in-progress.error-transfer-failed' | 'customer-busy' | 'customer-ended-call' | 'customer-ended-call-before-warm-transfer' | 'customer-ended-call-after-warm-transfer-attempt' | 'customer-ended-call-during-transfer' | 'customer-did-not-answer' | 'customer-did-not-give-microphone-permission' | 'exceeded-max-duration' | 'manually-canceled' | 'phone-call-provider-closed-websocket' | 'call.forwarding.operator-busy' | 'call.forwarding.no-answer' | 'silence-timed-out' | 'call.in-progress.error-sip-inbound-call-failed-to-connect' | 'call.in-progress.error-providerfault-outbound-sip-403-forbidden' | 'call.in-progress.error-providerfault-outbound-sip-407-proxy-authentication-required' | 'call.in-progress.error-providerfault-outbound-sip-408-request-timeout' | 'call.in-progress.error-providerfault-outbound-sip-503-service-unavailable' | 'call.in-progress.error-providerfault-outbound-sip-480-temporarily-unavailable' | 'call.in-progress.error-sip-outbound-call-failed-to-connect' | 'call.ringing.hook-executed-say' | 'call.ringing.hook-executed-transfer' | 'call.ending.hook-executed-say' | 'call.ending.hook-executed-transfer' | 'call.ringing.sip-inbound-caller-hungup-before-call-connect' | 'call.ringing.error-sip-inbound-call-failed-to-connect' | 'twilio-failed-to-connect-call' | 'twilio-reported-customer-misdialed' | 'vonage-rejected' | 'voicemail' | 'call-deleted'
This is the explanation for how the call ended.
endedMessagestring
This is the message that adds more context to the ended reason. It can be used to provide potential error messages or warnings.
assistantVersionstring nullable
This is the assistant version to use for this call. Supported only with direct assistantId. Omit to follow the latest version.
idstring required
This is the unique identifier for the call.
orgIdstring required
This is the unique identifier for the org that this call belongs to.
createdAtstring date-time required
This is the ISO 8601 date-time string of when the call was created.
updatedAtstring date-time required
This is the ISO 8601 date-time string of when the call was last updated.
startedAtstring date-time
This is the ISO 8601 date-time string of when the call was started.
endedAtstring date-time
This is the ISO 8601 date-time string of when the call was ended.
costnumber
This is the cost of the call in USD.
phoneCallProviderIdstring
The ID of the call as provided by the phone number service. callSid in Twilio. conversationUuid in Vonage. callControlId in Telnyx.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
campaignIdstring
This is the campaign ID that the call belongs to.
assistantIdstring
This is the assistant ID that will be used for the call. To use a transient assistant, use assistant instead.
To start a call with:
- Assistant, use assistantId or assistant
- Squad, use squadId or squad
- Workflow, use workflowId or workflow
squadIdstring
This is the squad that will be used for the call. To use a transient squad, use squad instead.
To start a call with:
- Assistant, use assistant or assistantId
- Squad, use squad or squadId
- Workflow, use workflow or workflowId
workflowIdstring
This is the workflow that will be used for the call. To use a transient workflow, use workflow instead.
To start a call with:
- Assistant, use assistant or assistantId
- Squad, use squad or squadId
- Workflow, use workflow or workflowId
phoneNumberIdstring
This is the phone number that will be used for the call. To use a transient number, use phoneNumber instead.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
customerIdstring
This is the customer that will be called. To call a transient customer , use customer instead.
Only relevant for outboundPhoneCall and inboundPhoneCall type.
namestring
This is the name of the call. This is just for your own reference.