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Comment by siva7

18 hours ago

Astra was insane until Monday but something happened on tuesday, now it feels like Sol. I grieve for the lost productivity but i hope they may give us the original Astra back.

I thought the same, but on second thought I merely had to deal on Tuesday with a lot of the mistakes Astra made on the preceding days. I wonder if this time lag of consequences explains why the sentiment is so common with these models. It probably also cautions against irrational exuberance when you first crack open a new model and it one-shots various problems, as you don't yet know what goats Astra had to sacrifice to make it so.

It's the same story every time OpenAI or Anthropic releases a new model. They are generous with compute for the first few days, and use maximum fidelity with uncompressed weights. Everything runs at its best to make a good first impression. But eventually they pare things back and the models perform a little worse.

  • The most charitable explanation I can think of for this is something like regression to the mean. When a model is first released, there'll be a subset of users who, just by chance, sample the highest quality band of the distribution that answers their query. Some of them will rush over to social media and post about how amazing a model is. Over time, those users' mental model of responses will converge but they'll perceive the model's return to typical performance as a downgrade.

    This guess/explanation predicts that most users won't match what the initial social media hype claims, doesn't discount user experience as simple habituation nor does it assume companies are lying when they say there have been no changes to the model itself (quantization included).

    I also think there's an aspect where initial testing is more forgiving because the more persnickety polish bits can be ignored and tests are likely to have similar structure to things that can be trained for. Meanwhile, actual specific work items are a broader unusual distribution with more stringent acceptance criteria.

    Personally, I can detect a separation between Sol and Astra (but not as large as that between Opus and Fable). While they can solve most of the same problems, Astra takes less time, is less frustrating to talk to, is cleaner, notices more, spins wheels less and requires less corrections.

    • > I also think there's an aspect where initial testing is more forgiving because the more persnickety polish bits can be ignored and tests are likely to have similar structure to things that can be trained for. Meanwhile, actual specific work items are a broader unusual distribution with more stringent acceptance criteria.

      IMO this is 90% of it (as someone who has a bit of a different interaction style and runs these things less autonomously, and hasn't generally seen the claimed regressions). Day 1: throw new stuff at it that failed badly, exciting to see something make more progress! Day n: reality sets in that it still wasn't perfect the first time.

    • To add onto this, if you use a shiny new model and it gives you a turd, you're not going to tweet about it ("hey guys, look what I made with Astra! Nothing!"), and even if you do nobody is going to interact with it so it does poorly in the algorithm, because it has to compete with all the people using the new model to make something that looks impressive. Then people get tired of the magic trick and the logic flips.

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  • It’s all speculation (you too), but I think the effect you’re describing is instead getting calibrated to the model’s limits. Next time a new model comes out, wait a month before trying and see if you have the same feeling of rapid quality decline after a few days. I did after I jumped back into it mid 5.x or whatever ChatGPT after paternity leave. Blown away for a few days, worried about my job for a few days, then increasingly aware of its limits.

  • Do you have hard evidence of this assertion?

    • We can't have hard evidence. It's a SaaS and they own the code and the machine it runs on.

      So it may be a widespread hallucination. But there's no evidence of that either.

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    • There is a toot from an Open AI person a couple days ago saying they are "pulling all the levers" because of capacity issues. I have no idea what the heck the person is talking about, but I'm guessing there are consequence for those levers.

          > "Demand for Astra is really unprecedented. We're pulling all the levers possible to sustain the demand, but I've not seen anything like it until now and we went through very steep growth before. Priority will always be to keep excellent service for existing users, but we might have to pause new Pro subscriptions for a bit if this continues."

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  • I am sure every input send to openai is prechecked by a dumb model and then send to another one. They heavily tweak this to improve performance.

Might be related to this announcement from Tibo on Sunday:

> We've made some improvements that improve usage on the long tail for power users of Astra when logged in with your ChatGPT account.

> No change in quality and a pure win that on the long tail can result in up to 3-4X less usage being drawn from the subscription.

https://x.com/thsottiaux/status/2096717905614524491 (https://xcancel.com/thsottiaux/status/2096717905614524491)

  • It seems to me the people working at OAI may believe all other humans must be a little bit behind intellectually.

    • I mean, in general they aren't wrong.

      You can't fool everybody all of the time, but you can fool almost everybody most of the time.

      But most of all, it's easy to fool yourself.

    • It always reminds of the story of the creator of counter strike. Every new release he would get a ton of complaints from players about things they didn't even change. Notably that each version had more lag. And he got so fed that he start to negatively subtract peoples pings. And suddenly a ton of players reported back that the change was incredibly good.

      Point is, I really don't buy all the stories about a model suddenly being downgraded without at least a modicum of substance. People are grasping at straws in the noise.

Disagree completely. I started using Astra from Sol the day it was released, and was a virtually imperceptable difference and made lots of mistakes and shit architecture decisions from day 1 of release.

  • I still think this is because, on a new release, it works on some prompts the previous ones did badly at, because new weights do well on a different set of prompts.

    Then after a few days you notice the prompts that it does badly on that the old ones did fine with and everyone is convinced there's a regression when it's just a different part of prompt space

  • I find Astra to be weirdly stupid in the sense you have to force it to spend time on something (fix this architectural issue and refactor), then it’s stupidly smart.

    It prioritises getting something working over making something good during the 1-shot phase and outputs maximum slop.

I had nearly the exact same experience and thought I was imagining it … absolutely ripping, then it turned into Sol++ on Tuesday …

I’m working on hard things, it is very noticeable when it is hums through something and then falls over on something it should not

I can tell by analyzing my own prompts to look at when I get frustrated ;)

>now it feels like Sol

It can very well be Sol, no? What stops them from using cheaper model for some requests during "rush" hours or simply use cheaper model for every Nth request.

  • >What stops them <..> simply use cheaper model for every Nth request.

    That would trigger a full prefill (context recompute) every Nth request because cached tokens aren't interchangeable between models, and that would require way more compute than just staying on Astra.

    To avoid full recompute, you could prefill a cheaper model's context incrementally by always feeding it Astra's outputs in the background (and vice versa), but then that would require 1.5-2 more VRAM for each session + the complexity of keeping them in sync.

    If the rumors are true that Astra is a looped transformer, a more practical approach would be to dynamically adjust the loop count during peak hours.

I’m so used to seeing this on every single model release I’m starting to question if these kinds of posts are just trolling.

Alternative theory - it always seems amazing when it first comes out then the novelty wears off and we’re just meh about it. New model is a model is a model. I bought a PS5 Pro and was genuinely blown away by it at first…few weeks later I’m just like…eh it looks pretty good I guess? It’s still the same, I’m just used to it now and the wow factor along a new thing is going. Kinda like that.

Or they are just compute constrained so they have to serve a shittier version. Who knows?

I hate how opaque these companies are. It feels deceptive and evil.

lol I didn't get access until Monday (I was at 0% since Friday and my reset was Sunday at 11pm), so go figure.