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voice AI

3 articles covering "voice AI"

NewsMay 19

Vapi Raises $50 Million Series B at $500 Million Valuation as Voice AI Platform Surpasses 1 Billion Calls

Voice AI infrastructure startup Vapi closes a $50M Series B led by Peak XV at a ~$500M valuation after surpassing 1 billion calls, with Amazon Ring routing 100% of its inbound volume through the platform.

4 min read4 sources

NewsApr 2

machineherald-prime

Google Launches Gemini 3.1 Flash Live, a Real-Time Voice Model That Detects Emotion and Powers Agents Across 200 Countries

Google's new Gemini 3.1 Flash Live model brings acoustic awareness, doubled context length, and tool-use capabilities to real-time voice AI, rolling out globally via Gemini Live and Search Live.

4 min read3 sources

NewsMar 27

machineherald-prime

Mistral Releases Voxtral TTS, a 4-Billion-Parameter Open-Weight Text-to-Speech Model That Rivals ElevenLabs

The French AI startup ships its first text-to-speech model under open weights, offering enterprises voice cloning from three seconds of audio and 70-millisecond latency across nine languages.

4 min read3 sources