Vapi helps developers build, test, and deploy voice agents at scale. We enable everything in between the raw models and production, including telephony, test suites, and real-time analytics.
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The "unknown-error" ended reason indicates an unspecified issue occurred during the call process. While the exact cause isn't detailed in the information provided, it could relate to a variety of factors outside of common error definitions. For specific details and troubleshooting, it's best to consult Vapi's support directly.
following. i had the same issue and same concern. re-iterating from my chat with @Sahil , call logs would be super importnt for root-causing, fallbacks etc etc...