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Gemini 4 Carbon

730 points • by acossta • today at 5:01 PM • 595 comments • view on HN

Comments

827a • today at 7:41 PM

At this point if a Google PM handed me $100 and said "go figure out how to issue a prompt to Gemini 4 Argon" I'm only ~30% sure I could figure out how. The Gemini app in my phone only has 3.8 Pro as the latest model; it does say "Ultra" in the bottom left, but I really don't think I'm on the Ultra plan. How I would sign up for that, on a Workspace account, is beyond our brightest minds.

Its sad watching them try to keep up when they want nothing more than to crumble under the weight of their own bureaucracy, and at this point I'm not sure there's any hope for them.

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RajuChacha108 • today at 7:28 PM

It is pretty clear at this point that the frontier models need only handful of tiered models.

1. Ultra - The best and the most expensive for showing off and government. 2. Pro - Almost best but substantially cheaper for most productive people. 3. Flash - Workhorse for everyone. 4. Lite - For the unwashed masses and peasants.

There is no need to attach anything to these labels. In fact industry could simply standardize these namings like SEMVER.

There could be an internal representation which could give specific number of the model but these companies should move on to be more like Chrome. No one knows or cares which version of chrome they are on.

For a lot of systems the real underlying version would matter because of reliability. That can be provided to those power users.

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solarpunk_enthu • today at 5:37 PM

Given how quickly the field is moving, showing benchmarks without releasing the model is quite meaningless. If they decide to release it in one month, there will probably be a stronger competition out there. And the benchmarks won't look as good.

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gavinray • today at 5:19 PM

Benchmark scores recolored for readability:

https://i.imgur.com/IDFGuJU.jpeg

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PreciousH • today at 5:21 PM

Just remembered i haven't tried argon yet, they announced argon then and delayed releasing it, didn't even know they've made it publically available. I don't understand why google thinks this is an awesome strategy in a market where there are other really good models.

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MrOrelliOReilly • today at 5:44 PM

In this age of constant change, I am grateful that at least I can still rely on Google for confusing, ever-changing product names.

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zarzavat • today at 5:28 PM

Perhaps someone should tell the Gemini team about these models. When I open gemini.google.com I see 3.6 Flash and 3.1 Pro.

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cvladan • today at 5:53 PM

I'm really starting to get annoyed by the fact that all companies are timing all their decisions according to the stock market.

Doing this two hours before today's earnings report.

It's probably going to be a terrible earnings call in terms of capital expenditure, cash flow and new borrowing.

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eldenring • today at 5:07 PM

> Reducing shortcuts and loophole exploitation: With Carbon, we further mitigated shortcut attempts in training while ensuring high-quality coding performance. Carbon reduced successful cheating on Terminal-Bench 4.0 to 0.0%, with attempts to cheat dropping to 0.4% — all while improving overall accuracy.

This is probably the single most important thing to make frontier models usable right now, so I'm happy there seems to be some progress. This was the previous Gemini's biggest problem IMO

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orbital-decay • today at 6:16 PM

>Resisting prompt injection: While Argon previously led the Gray Swan’s Indirect Prompt Injection (IPI) Benchmark in prompt injection resistance with a very low 0.7% attack success rate, Carbon achieves 0.0% — resisting every evaluated attack attempt.

"We patched every vulnerability we knew". Meanwhile, prompt-injecting Argon (or any other model) is still trivial, and Carbon won't be an exception. Because the attacker is not limited to things Google has evaluated.

AI shops are blind to anything that's not a metric.

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qwertytyyuu • today at 11:00 PM

wait wha? i though they were going the noble gas theme

quixoticelixer- • today at 10:50 PM

I really don't get the naming. It seems a waste to use interesting nouns for names when the model is the same and just gets updated every month.

mattlondon • today at 5:44 PM

Sooo... Is Carbon 4.1? Or is it different to Argon 4 somehow? Different model? Or point update?

Is Argon "pro" and Carbon "ultra"?

Is Argon obsolete now? Does Carbon replace it or live alongside of it?

Very confusing naming!

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javierhonduco • today at 5:39 PM

Would love to know from a Googler if this is the #1 model that Google engineers use for coding or if they rely on 3rd parties.

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Stevvo • today at 5:37 PM

If you don't have a general release date to announce then STFU. An undefined "coming soon" just makes people feel excluded and angry.

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LewisOrton • today at 5:25 PM

tbh i might be one of the few who actually likes gemini since 3. it wasnt as good at coding compared to other two but it always wrote the best, and talked the best, providing very good conversation experience. it works incredibly well in my customer service agent harness and my users have been very satisfied. Now Gemini 4 is incredible, but the same old issue: a powerful model, in the worst official harness

deepmind should get rid of those antigravity ppl they're a joke and sabotaging the model's reputation.

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Ryan5453 • today at 5:11 PM

Of course the naming is confusing. With way OAI & Ant are naming models, I assumed that this would be a tier above Argon, but it's the same price?

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dbgrman • today at 5:29 PM

> Building on Gemini 4 Argon, which was launched two weeks ago, Carbon illustrates the pace at which we’re pushing the frontier forward. Our researchers and models are working hand in hand to advance capabilities faster, while strengthening our safeguards in tandem.

Is it a variant of Argon? A different model? The next version? It seems like this is a separate class (like Anthropic's Mythos).

anyway, its needlessly confusing.

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theanonymousone • today at 5:26 PM

So, AA published an updated score yesterday, and a new Google model ranks on top of that updated index today.

What a coincidence it is!

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paaloeye • today at 6:24 PM

I'm absolutely loving Google's new naming scheme here. Solid room for at least 118 models.

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nickandbro • today at 5:10 PM

Wow, $2/$10 for input and output even if just for introductory pricing is an incredible deal. Wonder how token efficient it is.

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gulmothrowaway • today at 8:52 PM

I'm not a fan of Google just announcing benchmarks for models which won't get into public hands for eternity. It's kinda useless.

If all you want to prove is your internal models deserve a seat at the big boy table, maybe OpenAI and Anthropic should also release benchmarks for GPT 11 and Opus 9, launching in 2030.

quicklywilliam • today at 9:15 PM

Well, at least the name is honest

https://www.ft.com/content/8158cb5a-4bbd-43fd-b329-15a54e842...

alpineman • today at 9:29 PM

Nice try to distract from a horrible earnings release!

WarmWash • today at 5:32 PM

Where is 4 flash?

3.8 flash is a really solid "everyday" model. Was hoping a new flash model would be the next release.

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droidjj • today at 5:17 PM

I'm assuming this is a post-train of Argon ("Building on Gemini 4 Argon, which was launched two weeks ago, Carbon illustrates the pace at which we’re pushing the frontier forward."), but does anyone know for sure? The post isn't clear.

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james2doyle • today at 5:19 PM

> Gemini 4 Carbon will launch at the same introductory price 1 as Argon at $2 per million input tokens and $10 per million output tokens, with cached input tokens priced at 95% off input token price.

So more capable and same price? I can at least appreciate that

paxy • today at 5:29 PM

While there are a hundred different evals it seems to me that we've settled on crowning the #1 coding model as the best model. So in those terms this is still behind Opus 5.5 and Astra.

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n_u • today at 6:25 PM

Gemini Argon was released a few weeks ago.[1] I'm curious how the development cycle works behind the scenes that allows them to release two models in such short succession. Do they have multiple teams working on different models?

[1] https://news.ycombinator.com/item?id=50073879

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kisamoto • today at 9:19 PM

I'm on a Workspace Pro subscription and the models I have are (in order of the dropdown on gemini.google.com):

    - 3.6 Flash
    - 3.8 Thinking
    - 3.1 Pro
I would love to sign up to Antigravity to try out these new Gemini 4 models but the Antigravity pricing page - https://antigravity.google/pricing - recommends me (a "Developer") to "Get Ultra". But that leads me to an error page, because Ultra is only available for personal accounts apparently "Sign in to your personal account. Switch to a personal Google Account to access Google One.".

Back I go to the Antigravity pricing page and there is a tier "For Organisations". But now I have the option of either contacting sales (are you kidding me?) or "Start now via the API".

So I'm out - I want a simple subscription like Claude or Codex. I don't want API enterprise pricing for a 2 person organisation. I could use my personal account but I'm already paying increased Google Workspace prices to access Gemini and I can't even use the latest models with that.

If someone at Google sees this, flag this ridiculous behaviour please and get things under control. It should be a very clear process - don't show me things I can't access. Price things consistently and please just make things logical.

WarmWash • today at 5:24 PM

75% chance OAI or Anthropic take the crown back within a week?

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rcr-anti • today at 5:15 PM

Does anyone know what the naming convention is here? Does this supersede Argon? They have the same pricing, $4/$20 normally and $1/$10 'promotional'.

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highfrequency • today at 6:50 PM

Not sure how to interpret the Artificial Analysis leaderboard anymore. I checked a few days ago and Muse was rated higher than the best OpenAI models; it seems that shortly afterward they changed the methodology and now Muse is way lower and Gemini is #1.

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ryanschaefer • today at 8:28 PM

Is Google simply more transparent than other labs with regard to exposing their training progress?

I’d like to think other labs are making similar progress but hold their cards closer to their chests. Because it doesn’t seem that there’s much value signaling capability ahead of release unless you are “behind” in market capture.

blinding-streak • today at 5:43 PM

Google releases earnings later today. This timing is...fortuitous.

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Aboutplants • today at 9:08 PM

So Anthropic responds sometime between now and when their stock starts trading on Nov 16th. The only question is how much of an improvement will their next release have?

kevinkoning • today at 5:59 PM

I applaud that Google is making state-of-the-art models, and no doubt they want credit for that. But it also highlights how hard it will be to get back the develop-class. Who is going to migrate from Claude's for this without an enormous incentive? Claude has the trust and the ecosystem for those who want the very best. Codex is clipping at its heals, and as arguably a better total value.

Love the options but also I hope Google understands that they need to now compete on many dimensions for developers. Google probably will still win huge shares of the consumer market, though frontier intelligence will have little to do with it, other than the RSI aspect.

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DanMcInerney • today at 6:20 PM

It's the speed of these gemini models that I'm most impressed with. I'm finding speed to actually be a larger limitation than intelligence these days of running multiple agents 24/7 building stuff.

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hemkeshr • today at 8:06 PM

It’s still not ready for public—looks like they’re pushing the launch, kind of like they did with argon. Now anthropic and openai will launch a model outperforming carbon then google thinks of calling carbon to public. Also their premium plans are very bad, least usage for the money invested.

peri-cl • today at 5:48 PM

> "Carbon ranks #1 on the recently updated v5.0 of Artificial Analysis Intelligence Index at 59."

Basically everyone[0] thought yesterday's update looked suspect, even before we knew about Carbon.

Did Google coordinate with AAI on any aspect of this in a non-public way? Is this the sort of thing a publicly-traded company would be obliged to disclose, if they were involved in it? AAI isn't a regulated company (private), but the stuff they print influences stock prices.

[0] https://news.ycombinator.com/item?id=50268868 ("Artificial Analysis Intelligence Index v5")

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tempestn • today at 6:12 PM

> Building on Gemini 4 Argon, which was launched two weeks ago, Carbon illustrates the pace at which we’re pushing the frontier forward.

This has to be an intentional echoing of the "pace the frontier" language?

docheinestages • today at 7:16 PM

Artificial Analysis is ranking it as #1. Wait a couple days until they come up with a new index versions and Anthropic will lead again.

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ltph0 • today at 6:21 PM

"The Fairwind Program gives high-priority defenders (like governments, healthcare providers, and telecommunications services) early access to advanced models that help them build better defenses, before new threats arrive."

Again, no access to open source developers. The AI companies want bugs for dramatic public relations! Also, of course there aren't enough bugs so they have to be rationed for the "defenders" and future models.

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dom96 • today at 5:55 PM

Will this make it to OpenRouter? Running your own benchmarks against these models is surprisingly frustrating when you don’t want to create hundreds of accounts for each AI lab’s API.

_qua • today at 9:45 PM

My humble theory on naming: Argon-Carbon = ArC

Next: Silver, then Iodine

Slowly spelling out ARC-AGI

speedstyle • today at 5:11 PM

'Coming soon'. 2027 perhaps?

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twelvenmonkeys • today at 6:25 PM

i'm only here for the pelican

aetherspawn • today at 8:38 PM

So how’s Google for subscription and agentic usage?

Does their Pro plan have similar limits to OAIs $100 business plan for example?

Any equivalent for the 20x plans?

jascha_eng • today at 5:28 PM

What makes me most excited is that we probably get fable 5.5 soon with the IPO. Which is going to surpass this again. But cool to see progress!

MASNeo • today at 9:31 PM

So the sort by atomic number?

Barium > Argon > Carbon

Why is carbon then more capable?

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