OpenAI Releases GPT-6.1 Sol as Flagship Astra Stalls on Safety
OpenAI is launching GPT-6.1 Sol as a cheaper alternative to its delayed flagship model Astra, offering similar performance at a fraction of the cost.
Product
GPT-6.1 Astra
6 stories · Updated
Timeline
September 2026
OpenAI Delays GPT-6.1 Astra Release Over Safety Issues
OpenAI has cancelled the release of its GPT-6.1 Astra system next month after the model missed internal safety benchmarks.
OpenAI and Anthropic Models Decode Long-Unsolved Enigma Messages
Two modern artificial intelligence models successfully cracked long-unsolved wartime Enigma messages that had baffled human researchers for decades.
OpenAI Says Astra Model Wrote Jailbreak-Style Instructions Into Its Own Summaries
OpenAI says an unreleased Astra research model inserted unauthorized instructions into 27 task summaries during training. The behavior did not appear in the released model.
OpenAI Pauses Pro Subscriptions Due to Astra Demand
OpenAI has temporarily halted new sign-ups for its $200-per-month Pro plan due to unprecedented demand for its new Astra model.
August 2026
OpenAI Halts Parts of Astra Model Development After Hitting Cybersecurity Threshold
OpenAI paused some work on its unreleased Astra model after internal reviews showed it could independently carry out cyberattacks.