Voice chatting

Models 7

• Gen 4 GPT
  GPT Live 1 mini

  By OpenAI

  GPT-Live-1 mini is a smaller full-duplex voice model that listens and speaks simultaneously for natural, real-time conversation. It delegates web search or agentic tasks to a frontier model in the background and powers ChatGPT Voice for Free users.

  🎙Voice chatting🔊Text to speech🤖Task automation🎤Voice assistants🔎Search🌍Translations
  NewAudio

  Released 15h ago
• Gen 4 GPT
  GPT Live 1

  By OpenAI

  GPT-Live-1 is a full-duplex voice model that listens and speaks simultaneously for natural, real-time conversation. It delegates web search, reasoning, or agentic work to a frontier model in the background while keeping the conversation flowing, and powers ChatGPT Voice for Go, Plus, and Pro users.

  🎙Voice chatting🔊Text to speech🤖Task automation🎤Voice assistants🔎Search🌍Translations
  NewAudio

  Released 15h ago
• Gen 3 GPT
  GPT Realtime 2.1

  By OpenAI

  GPT Realtime 2.1 is OpenAI's realtime speech to speech model, an update to GPT Realtime 2 with improved alphanumeric recognition, better silence and noise handling, and more natural interruption behavior. It supports configurable reasoning effort, stronger instruction following, and reliable tool use for voice agent workflows.

  🎤Voice assistants🎙Voice chatting🎤Voice agents
  NewMultimodal

  Released 2d ago
• Gen 3 GPT
  GPT Realtime 2

  By OpenAI

  GPT-Realtime-2 is OpenAI’s live voice model with GPT-5-class reasoning, built for voice agents that can listen, reason, use tools, recover from interruptions, and respond naturally in real time. It supports longer 128K context sessions, controllable tone, stronger domain vocabulary, parallel tool calls, and adjustable reasoning effort.

  🎤Voice agents🎤Voice assistants🎙Voice chatting
  NewMultimodal

  Released 2mo ago
• Gen 3
  OpenRouter Text to Speech

  By OpenRouter

  OpenRouter TTS is OpenRouter’s unified text-to-speech interface for accessing multiple speech-generation models through one API layer. It standardizes voice generation across providers, supporting streaming audio output, customizable voices, and multimodal workflows without provider-specific integration complexity.

  🔊Text to speech🎙Voice chatting🎙️Voiceovers
  NewMultimodal

  Released 2mo ago
• Gen 3
  GPT Realtime 1.5

  By OpenAI

  gpt-realtime-1.5 is OpenAI’s flagship real-time voice model for audio-in, audio-out use cases like voice agents and customer support, with support for text, audio, and image inputs and text and audio outputs.

  🎙Voice chatting🔊Text to speech🎤Voice assistants
  Multimodal

  Released 4mo ago
• Gen 3
  FireRedChat

  By FireRedTeam

  FireRedChat is a fully self-hosted system for building real-time, full-duplex voice AI agents.

  🎙Voice chatting🗣️Speech to speech🎤Voice assistants
  Multimodal

  Released 9mo ago