A comparison of AI voice assistants ChatGPT-Live, Pi, Lucy OS1, and Gemini-Live focusing on which feels most natural to talk with, concluding that conversational quality is becoming the key differentiator as intelligence improves.
I’ve been testing ChatGPT-Live since it launched this week and compared it with a few other voice assistants I already use. It’s really good. That said , I was less interested in benchmark comparisons or who has the best model. I was more curious about something only using it would reveal: Which one feels most natural to talk with? I used them during normal everyday situations: work, walking, brainstorming, commuting, practicing my French, recommendations, and conversations rather than binary questions. A few observations: ChatGPT-Live Impressed me more than I expected. I usually haven’t found ChatGPT to fit my everyday usage style enough to upgrading to paid user, but the Live model made me consider it. Conversations feel fluent incl interruptions, and the voice is much better. Also, for research intelligence and deeper tasks, it’s probably the strongest overall. Pi Pi is still one of the nicest assistants to casually talk with. It’s warm, patient, and asks good follow-up questions. It starts struggling more when conversations become technical, but for relaxed conversations it still has a unique personality. Lucy OS1 For longer and primarily to talk with, Lucy is the one I enjoyed the most. The overall talk felt kinda human, and she remembers well. ChatGPT-Live is still stronger for things like deep research, coding, and technical compexity. Gemini-Live Gemini Live has improved a lot in 2026 as with google’s other AI models. It’s fast and integrates nicely if you already use Google products. My experience was just a little less consistent during longer conversations compared with the others. My biggest takeaway is how much we’re probably moving from typing to talking as the new AI norm, as they’re all super smart where intelligence no longer seem to be the main distinguisher. It’s more how they act like a real person, that can help you with things while not having to be glued at the screen. Curious what others think after trying multiple voice assistants.
A claim that the Gemma-4-31B model running on Cerebras hardware outperforms ChatGPT's voice mode, demonstrated via a Hugging Face Space for real-time voice interaction.
OpenAI releases GPT-Live-1, an upgraded voice mode for ChatGPT that interrupts less, allows real-time translation, and can generate visual context for topics like weather and sports.
ChatHub is an open-source browser extension that lets users query multiple AI chatbots simultaneously and compare responses in one interface, supporting ChatGPT, Gemini, Claude, Grok, DeepSeek, Qianwen, and Llama.
Google has released Gemini 3.1 Flash Live, a new high-quality audio model designed for more natural and reliable real-time voice interactions with improved latency and reasoning capabilities.
Google announces major updates to its Gemini app at Google I/O, including a Daily Brief feature, redesigned Neural Expressive interface, a personal AI agent called Gemini Spark, and integration of the new Gemini Omni video model to compete with ChatGPT and Claude.