{"language":"Tamil","locale":"ta-IN","measuredAt":"2026-08-15","method":"Three isolated production make_tts adapter instances at 8 kHz PCM16; await Azure built-in connection/model warm-up; start perf_counter immediately before speak(text); stop at first non-empty audio chunk; cancel after first chunk; report median; exclude STT, model, carrier and playback.","runtime":{"grade":"Bharat Essential","provider":"Google Cloud Text-to-Speech","vendorVoice":"ta-IN-Wavenet-A","displayVoice":"Meena","sttProvider":"Sarvam saaras:v3","engine":"cascade","getVoicePackResult":"None from the generic business integration","resolvedPack":"ta-IN dedicated pack"},"benchmarkText":"வணக்கம், நான் உங்களுக்கு எப்படி உதவலாம்?","latencyRunsMs":[857,863,786],"medianFirstAudioMs":857,"packSamples":[{"purpose":"Filler while a tool runs","text":"ஒரு நிமிஷம்-ங்க","registerNote":"Colloquial polite hold line with -ங்க."},{"purpose":"Retry after unclear speech","text":"மன்னிச்சுங்க, இன்னொரு தடவை சொல்லுங்க?","registerNote":"Spoken Tamil with polite plural endings."},{"purpose":"Retract an unsupported action","text":"மன்னிச்சுங்க, அத நான் இங்கிருந்து அனுப்ப முடியாது. உங்க நம்பர் குடுங்க, நம்ம டீம் உங்களுக்கு அனுப்பிடுவாங்க.","registerNote":"Conversational Tamil with a team handoff."}],"honestLimits":["The Tamil pack is conversational and may not match every regional register or a business that requires formal literary Tamil.","The WaveNet adapter is non-streaming: Google returns the full clip before the first 200 ms PCM frame is yielded.","The three-run 857 ms median is a dated adapter benchmark rather than a carrier-to-handset SLA.","The first-audio benchmark measures TTS adapter latency only; it excludes caller speech recognition, model reasoning, carrier transit and handset playback."]}