AI for Humans · Friday, July 10, 2026

GPT 5.6 Sol Ultra Excels in 'Agent's Last Exam' Benchmark

The GPT 5.6 Sol Ultra model from OpenAI has reportedly performed exceptionally well on the 'Agent's Last Exam' benchmark. This benchmark is designed to assess what agents will need to do to be successful in the future.

companyOpenAI

The tape

2 quotes

“The agents last exam benchmark is really cool. And this is the idea of like, you know about humanity's last exam. This is the, this is the agents last exam. What agents will need to do in order to be successful going forward.”

Gavin

“GPT 5.6 Sol Ultra specifically crushes it.”

Gavin

Heard on AI for Humans — “OpenAI's GPT-5.6 Sol Is Here. And It's Really Freaking Good.”, published Friday, July 10, 2026. Heardvine summarizes and quotes with attribution and timestamps, and links to the original everywhere.

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