# GPT 5.6 Arrives: OpenAI's Sol, Terra, and Luna Models Bet Big on Token Efficiency and Agentic Work - July 13, 2026

Page: https://stenobird.com/podcast/dx-today-no-hype-podcast-news-about-ai-dx-6434212/gpt-5-6-arrives-openai-s-sol-terra-and-luna-models-bet-big-on-token-efficiency-and-agentic-work-july-13-2026
Text version: https://stenobird.com/podcast/dx-today-no-hype-podcast-news-about-ai-dx-6434212/gpt-5-6-arrives-openai-s-sol-terra-and-luna-models-bet-big-on-token-efficiency-and-agentic-work-july-13-2026.md
Podcast: [DX Today | No-Hype Podcast & News About AI & DX](https://stenobird.com/podcast/dx-today-no-hype-podcast-news-about-ai-dx-6434212)
Published: 2026-07-13T10:20:00+00:00
Episode link: https://www.buzzsprout.com/2207817/episodes/19485552-gpt-5-6-arrives-openai-s-sol-terra-and-luna-models-bet-big-on-token-efficiency-and-agentic-work-july-13-2026.mp3
Audio file: https://www.buzzsprout.com/2207817/episodes/19485552-gpt-5-6-arrives-openai-s-sol-terra-and-luna-models-bet-big-on-token-efficiency-and-agentic-work-july-13-2026.mp3
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Duration seconds: 705

## Resource

GPT 5.6 Arrives: OpenAI's Sol, Terra, and Luna Models Bet Big on Token Efficiency and Agentic Work - July 13, 2026 OpenAI's new GPT 5.6 model family launched this week in three tiers, Sol, Terra, and Luna, alongside a new ChatGPT Work agent built to complete entire tasks rather than just answer questions. Chris and Laura dig into the token efficiency claims, the pricing tiers, and why this launch landed in the middle of one of the busiest weeks yet for frontier AI competition. Hosted by Chr...

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