AI News Roundup: Grok 4.5, GPT-5.6 Launch, GPT-Live Voice Models

Melvin Vivas · X post · 2026-07-09 · Open on X

Topics: Industry Trends & Job Market · Level: beginner

Summary

A news roundup that points to the creator's AI news page. It covers three releases: SpaceXAI's Grok 4.5 for coding, agents and knowledge work; OpenAI's GPT-5.6 Sol, Terra and Luna (public launch July 9); and OpenAI's GPT-Live full-duplex voice models for ChatGPT Voice.

Key points

• SpaceXAI launched Grok 4.5, aimed at coding, agents and knowledge work
• OpenAI confirmed the public launch of GPT-5.6 in three variants (Sol, Terra, Luna) on July 9
• OpenAI launched GPT-Live, full-duplex voice models (the model can listen and speak at the same time) for ChatGPT Voice
• donvitocodes.com/ai-news collects daily AI announcements and model releases

Resources mentioned

• AI News Today (donvitocodes.com) · website · donvitocodes.com · free
  A web page that collects the latest AI announcements, model releases and research. It is the source page for the demo video.
  Also in: Hermes Agent + HyperFrames: Turning a Web Page into a Video (Melvin Vivas on X · notes), Korean AI Model News and an AI News Tracker Site (Melvin Vivas on X · notes), OpenAI on Why Teens Deserve Access to Safe AI (Melvin Vivas on X · notes), AI News Roundup: Claude Fable 5, Scientist AI, ZCode, NVIDIA RL (Melvin Vivas on X · notes) and 4 more
• OpenAI · tool · x.com · free
  An AI model provider whose models can be used through managed connectors.
  Also in: Creator's favorite OpenAI DevDay announcements (Melvin Vivas on X · notes), OpenAI Agents API with Bring Your Own Sandbox as a backend for a 'software factory' (Melvin Vivas on X · notes), Building Software Factories on the OpenAI Agents API (Codex-Powered) (Melvin Vivas on X · notes), Coworker: Free Local-First Desktop App for Running AI Agents (Melvin Vivas on X · notes) and 11 more
• SpaceXAI on X (@SpaceXAI) · person · x.com · free
  Official X account that announced Grok 4.5.
• Grok 4.5 · tool · x.ai · paid
  An LLM said to be trained in partnership with SpaceXAI, pitched as a general model beyond software engineering.
  Also in: Grok 4.5 Works Well as the Model Behind Hermes Agent (Melvin Vivas on X · notes), Models That Work With the Hermes Agent for Personal Productivity (Melvin Vivas on X · notes), Agent-Made Video in 10 Minutes: Hermes Agent + Grok 4.5 + Hyperframes (Melvin Vivas on X · notes), Personal Assistant Agent on Hermes: Morning Briefings and Inbox Triage (Melvin Vivas on X · notes) and 9 more
• GPT 5.6 Luna · tool · openai.com · paid
  The OpenAI model used inside Codex for the demo. The transcript gives the variant name as 'Soul', which is unclear.
  Also in: Set Codex subagent model and reasoning to save usage limits (Melvin Vivas on X · notes), Use GPT-5.6 Luna in Codex for Terminal Tasks (Melvin Vivas on X · notes), Match Reasoning Effort to Task Length in Codex (Astra/Sol) (Melvin Vivas on X · notes), Run Coworker desktop agents cheaply with GPT-5.6 Luna on OpenRouter (Melvin Vivas on X · notes) and 24 more
• GPT-Live · tool · openai.com · free
  OpenAI model behind ChatGPT Voice that can speak, listen and coordinate work at the same time.
  Also in: ChatGPT Voice on Desktop: Directing Codex and Agents by Voice (Melvin Vivas on X · notes)