New OpenAI Astra checkpoints surface: vega-alpha may be enhanced GPT-6

Early signs of OpenAI's Astra model family have reappeared, with a new vega-alpha checkpoint testing alongside the known ultima-alpha. Leakers suggest vega-alpha may be a more capable GPT-6/Astra variant.

2026-09-03 ~ 2026-09-03 · 2 related posts

• OpenAI's Astra model checkpoints spotted: vega-alpha and ultima-alpha in testing — koltregaskes · 2026-09-03
• Leak: vega-alpha reportedly a more capable GPT-6/Astra variant in testing alongside ultima-alpha — dr_alphalyrae · 2026-09-03