GPT-5.6 Sol

check out how AI helps scientists with quantum computing research @bea_yankelevich at MIT's EQuS group used GPT-5.6 Sol with Codex to run routine measurements on quantum chips, so she could accelera…

@evayzh·Sep 11, 2026↗

A few days ago, Anthropic shared this brilliant prompt. I was surprised by how it significantly improved writing with Fable 5.1. Even more surprising, it also improved writing for GPT-5.6 Sol. I…

@omarsar0·Sep 8, 2026↗

To calibrate you all on which reasoning effort to use for Astra, know that GPT-6 Astra on low performs better than GPT-5.6 Sol on high. If you were using high reasoning efforts with Sol and were hap…

@thsottiaux·Sep 7, 2026↗

Here is how to enable a 1M-token context window in Codex for GPT-5.6 Sol. Even though we have tuned the context limit in Codex to be set optimally when it comes to performance and cost, this is a c…

@thsottiaux·Aug 16, 2026↗

Previewing Ultrafast mode: GPT-5.6 Sol at up to 14x the speed. Launching first in the OpenAI API to a select group of customers with expanded access to more businesses as capacity grows. https://t.c…

@OpenAI·Aug 13, 2026↗

We’re making better intelligence easier to access in ChatGPT for everyone: - GPT-5.6 Sol now powers both Instant and deep reasoning for Plus & Pro users, delivering more factual, focused respons…

@OpenAI·Aug 6, 2026↗

major price cuts today: *80% drop for GPT-5.6 Luna, now $0.20 per million input tokens and $1.20 per million output *20% drop for GPT-5.6 Terra, to $2/$12 *GPT-5.6 Sol gets Fast mode in the API, up …

@sama·Jul 30, 2026↗

GPT-5.6 Sol has been used to solve open problems in mathematics. So why was it struggling with ARC-AGI-3, a benchmark of 2D puzzle games? We investigated. The harness was not letting it remember wha…

@OpenAI·Jul 30, 2026↗

After deployment, we applied GPT-5.6 Sol to advance the frontier of efficiency by making itself more efficient to run. The results: - 20% lower serving costs from production GPU kernel improvements…

@OpenAI·Jul 29, 2026↗

I ran GPT-5.6 Sol in the new Codex for 2 hours. it burned through 5 hours of my 20x Max quota. xhigh is the top reasoning level. sol ultra behaves like claude code's ultracode, spawning subagents th…

@Voxyz_ai·Jul 11, 2026↗

TLDR: When using Sol, clean up your AGENTS.md to de-emphasize any language encouraging sustained persistence and turn on auto-review. - GPT-5.6 Sol ran destructive cleanup on three virtual machines…

@cherry_mx_reds·Jul 11, 2026↗

With 5.6 Sol, a lot of people are still prompting the model exactly as they did 5.5 It's important to note that 5.6 Sol is a lot more tenacious and thorough than previously models. Check out the g…

@pvncher·Jul 10, 2026↗

One /goal prompt to GPT 5.6 Sol and I got this. I didn't script, research, record, or edit. I did nothing. https://t.co/rhryKbwkEX

@nateherk·Jul 10, 2026↗

BREAKING: GPT-5.6 Sol is out—AND Codex has been merged into ChatGPT Desktop as ChatGPT Codex. This combo model and desktop app harness are the gold-standard for knowledge work in AI. 5.6 is powerf…

@danshipper·Jul 9, 2026↗

Introducing a limited preview of GPT-5.6 Sol, our next generation frontier model, as well as GPT-5.6 Terra, a balanced model for efficient, everyday work, and GPT-5.6 Luna, a fast and affordable mode…

@OpenAI·Jun 27, 2026↗