https://voicebenchmark.ai/ 2026-04-12T17:28:03.645Z https://voicebenchmark.ai/methodology 2026-04-12 https://voicebenchmark.ai/provider/dasha 2026-04-12T17:05:46.713Z https://voicebenchmark.ai/provider/openai-realtime-api 2026-04-12T17:05:18.726Z https://voicebenchmark.ai/provider/retell 2026-04-12T17:05:24.389Z https://voicebenchmark.ai/provider/synthflow 2026-04-12T17:05:18.189Z https://voicebenchmark.ai/provider/elevenlabs 2026-04-12T17:05:11.178Z https://voicebenchmark.ai/provider/vapi 2026-04-12T17:05:12.945Z https://voicebenchmark.ai/provider/livekit 2026-04-12T17:00:15.562Z