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Alifatisk • today at 4:35 PM • 4 replies • view on HN

> GPT-Rosalind-6 uses the same weights as GPT-6 Astra, our flagship reasoning model.

Didn’t Sol-6.1 top Astra? Or is it maybe that Astra is still a larger model and therefore can comprehend deeper complexity better in the long run?


Replies

lnkdinsuxs • today at 4:52 PM

> Didn’t Sol-6.1 top Astra?

On specific coding skewed benchmarks yes.

But Astra is in a different league when it comes to doing research and investigative tasks that require exploration.

For my usecases, Astra is pareto frontier - it dominates Fable 5.1 on cost. Fable 5.1 is a phenomenal model but Astra is cheaper and uses way less tokens and steps to produce similar output.

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pizza234 • today at 4:53 PM

> Didn’t Sol-6.1 top Astra

No, Astra is still smarter (https://artificialanalysis.ai/models/?models=gpt-6-astra%2Cg...).

kingkongjaffa • today at 4:37 PM

I thought the same.

My assumption is Astra is the biggest model in terms of param size and has the most intellectual horsepower.

But Sol-6.1 is more instruction tuned to perform better on the average use cases for most users, so it benchmarks better and feels better to use.

Starlevel004 • today at 4:50 PM

It's widely suspected that sol 6.1 is a slightly detuned version of astra 6

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