#Speech Recognition

PersonaPlex: NVIDIA’s Real-Time Full‑Duplex Voice Conversational Model

Overview of PersonaPlex‑7B‑v1 released by NVIDIA in January 2026. A Moshi‑based voice dialog model that enables full‑duplex conversation and persona control.

Why WebRTC Audio Won't Work with the SpeechRecognition API — and What to Do About It

When building a WebRTC voice call, you can't pass a remote MediaStream to the SpeechRecognition API. Here are three workable approaches — remote-side recognition, server-side processing, and AudioContext — plus iOS-specific implementation strategies.

Building a Talkable AI Environment (3): We're Finally Talking

The Web Speech API + Gemini + VOICEVOX setup is complete — an AI character you can actually have a voice conversation with. Key implementation notes and impressions.

Building a Talkable AI Environment (2): Voice Input Implementation

How to implement browser-based voice input using the Web Speech API and MediaRecorder.

Building a Voice-Chat AI (1): Voice API Survey

Aiming for a characterful AI with an avatar and voice chat, I started by comparing voice APIs.

Trying to Have a Voice Conversation with AI

Planning a Japanese voice chat system built on the voice-chat project, using Gemini 2.0 Flash for LLM and VOICEVOX for TTS.