System Card: <a href="https://deploymentsafety.openai.com/gpt-6-astra" rel="nofollow">https://deploymentsafety.openai.com/gpt-6-astra</a><p>Related ongoing threads:<p><i>OpenAI's GPT-6 Astra on ARC-AGI-3</i> - <a href="https://news.ycombinator.com/item?id=49555691">https://news.ycombinator.com/item?id=49555691</a><p><i>GPT-6 Astra makes major gains in the Artificial Analysis Coding Agent Index</i> - <a href="https://news.ycombinator.com/item?id=49556147">https://news.ycombinator.com/item?id=49556147</a>
What's new in Claude Fable 5.1
– <a href="https://platform.claude.com/docs/en/models/fable-5-1/whats-new-fable-5-1" rel="nofollow">https://platform.claude.com/docs/en/models/fable-5-1/whats-n...</a><p>System Card: <a href="https://www-cdn.anthropic.com/0339e6a7c5c7b87f5c07798616dc32c215d14235/Claude Fable 5.1 & Claude Mythos 5.1 System Card.pdf" rel="nofollow">https://www-cdn.anthropic.com/0339e6a7c5c7b87f5c07798616dc32...</a>