https://stephenjayakar.github.io/tags/ai/Recent content in Ai on Hi, I'm Stephen 👋Hugoen-usSun, 12 Jul 2026 12:00:00 -0500https://stephenjayakar.github.io/posts/how-is-gpt-5-6/Sun, 12 Jul 2026 12:00:00 -0500https://stephenjayakar.github.io/posts/how-is-gpt-5-6/<p>It&rsquo;s great. However, like all evals, the verdict depends on the tasks - so I&rsquo;ll describe the tasks too.</p> <h1 id="before-gpt-56-fable-orchestrating-gpt-55">Before GPT 5.6: Fable orchestrating GPT 5.5<a href="#before-gpt-56-fable-orchestrating-gpt-55" class="post-heading__anchor" aria-hidden="true">#</a> </h1> <p>Right before GPT 5.6 came out, Fable was available on Claude subscription plans. I already had a $100/month Codex subscription. For Claude, as I only had a $20/month subscription, I could only use Fable in the following way:</p> <ul> <li>Fable set to low</li> <li>Fable using <a href="https://github.com/stephenjayakar/claude-codex-delegate" class="link--external" target="_blank" rel="noreferrer" >this skill</a> to actually use GPT 5.5 as a researcher &amp; coder</li> </ul> <p>I found this paradigm on Twitter. To figure out if this was better than just using GPT 5.5, I ran two evals:</p>