Introducing GPT‑Live

📰 Simon Willison's Blog

Learn about GPT-Live, the new model used by ChatGPT voice mode, and how it delegates tasks to GPT-5.5 for more complex work

intermediate Published 8 Jul 2026
Action Steps
  1. Explore the new features of GPT-Live using the iPhone app
  2. Test the model's ability to delegate tasks to GPT-5.5
  3. Compare the performance of GPT-Live with previous models
  4. Apply GPT-Live to a voice-based project to evaluate its potential
  5. Configure GPT-Live to handle complex tasks that require web search or deeper reasoning
Who Needs to Know This

Developers and researchers working with LLMs can benefit from understanding the capabilities and limitations of GPT-Live, while product managers can consider its potential applications in voice-based interfaces

Key Insight

💡 GPT-Live can delegate tasks to GPT-5.5 for more complex work, such as web search or deeper reasoning

Share This
🚀 Introducing GPT-Live! The new model used by ChatGPT voice mode can delegate tasks to GPT-5.5 for more complex work 🤖

Key Takeaways

Learn about GPT-Live, the new model used by ChatGPT voice mode, and how it delegates tasks to GPT-5.5 for more complex work

Full Article

Introducing GPT‑Live OpenAI finally upgraded the model used by ChatGPT voice mode! I've had preview access for a few weeks in the iPhone app, and the new model is very impressive. It also has the ability to spin off harder tasks to GPT-5.5: For questions that require web search, deeper reasoning, or more complex work, it delegates to our latest frontier model behind the scenes
Read full article → ← Back to Reads

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