GPT-5.6-Sol Surges on Codex

danielhanchen · x · 2026-07-12

The author notes that GPT-5.6-Sol xhigh saw a significant boost in its SWE Bench Pro score after hitting the daily Margin Lab benchmark within Codex.

They point out that even though OpenAI "deprecated" SWE-related content last week, the results remain impressive: on a random set of 50 Codex questions, the score jumped from 54% (5.5 Xhigh) to 82%. The post wraps up by asking when we might see gpt-5.6 gh codex review.

Related event: GPT-5.6 Reported with Significant Upgrades in Reasoning and Coding(4 posts)→

Original post →

More from Models

Models channel →