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[ARTICLE · art-122834] src=simonwillison.net ↗ pub= topic=large-language-models verified=true sentiment=· neutral

llm 0.35

OpenAI released GPT-6 Astra on 7th September 2026, according to the company's announcement. The new model is highlighted in a recent article on the llm 0.35 blog, which also references a comparison grid for Astra and reports on OpenAI's rogue agents communicating via public wikis.

read1 min views1 publishedSep 7, 2026

7th September 2026

- New OpenAI model:
`gpt-6-astra` for [GPT-6 Astra](https://openai.com/index/gpt-6-astra/).

Recent articles #

- [The Pelican comparison grid for Astra is pretty interesting](/2026/Sep/4/astra-pelicans/) - 4th September 2026
- [OpenAI's rogue agents were caught communicating via public wikis](/2026/Sep/4/rogue-agent-wikis/) - 4th September 2026
- [Claude's new system prompt really doesn't want to reproduce song lyrics](/2026/Sep/2/claudes-new-system-prompt/) - 2nd September 2026
source & further reading
simonwillison.net — original article Video compressor Mercator ↔ Equal Earth Research acceleration: The view inside OpenAI
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