Measures the time (in milliseconds) from when a text input is sent to when the first segment of audio is played.
A lower TTFA is critical for interactive applications where quick responses are necessary.
See the attached code for exact details.
Evaluates the accuracy of the generated speech by comparing it against expected transcriptions.
Calculated as the percentage of words that are incorrect due to substitutions, omissions, or insertions.
Lower WER values indicate better speech accuracy.
Measures the ability of the TTS model to correctly pronounce and articulate alphanumeric sequences, such as phone numbers, addresses, and serial codes.
Critical for voice assistants in customer support and transactional applications.