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GLM-5.2 is the new leading open weights model on Artificial Analysis

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Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#31
post #4

Why aren't more people talking about this? It's literally Opus 4.7 quality stupid prices. I know providers who are offering this at unlimited tokens for $50 a month. Some are even offering API rates at 3x lower than the official ZAI api rates which are already like 10x cheaper than Opus. (Crof and Umans btw) This is a huge blow to Anthropic/OpenAI/Google and a massive win for the rest of the world. The official API p…

To answer the question in your first sentence - because it's VERY computationally (ha) expensive as a human being to keep up with all the options. It's also very hard to figure out how to run a model like this. There's no installer . If you really really care, which 99% of people do not, you have to google a guide, and then find out it's out of date... I've tried a number of these, and the learning curve is very stee…

But it just works with Claude Code? They have a guide on their website.

https://docs.z.ai/devpack/tool/claude

Here's my setup. I add this to my .bashrc

export ZAI_API_KEY="your_key_here"

alias claudez='ANTHROPIC_AUTH_TOKEN="$ZAI_API_KEY" ANTHROPIC_BASE_URL="https://api.z.ai/api/anthropic" ANTHROPIC_DEFAULT_OPUS_MODEL="glm-5.2[1m]" ANTHROPIC_DEFAULT_SONNET_MODEL="glm-4.7" ANTHROPIC_DEFAULT_HAIKU_MODEL="glm-4.7" claude'

Then I just run claudez

pro tip the same thing works with deepseek https://api-docs.deepseek.com/guides/anthropic_api

Even more pro tip: Claude Code can set this up for you haha

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#32
post #4

Why aren't more people talking about this? It's literally Opus 4.7 quality stupid prices. I know providers who are offering this at unlimited tokens for $50 a month. Some are even offering API rates at 3x lower than the official ZAI api rates which are already like 10x cheaper than Opus. (Crof and Umans btw) This is a huge blow to Anthropic/OpenAI/Google and a massive win for the rest of the world. The official API p…

> unlimited tokens for $50 a month

link?

> Why

imho everything but opus produces unusable code (fable was even better...), eg gpt5.5 seems to write the absolute worst code that still technically solves the problem; tbh I'd be totally willing to trade "raw intelligence" for "code taste"

more labs need to figure out whatever anthropic did to destroy everybody else on frontiercode bench

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#36

> On the Intelligence vs. Cost per Task Pareto Frontier: GLM-5.2 is on the Pareto frontier of the Intelligence vs Cost per Task chart, with the lowest cost per task among models at its intelligence level. GLM-5.2 costs ~$0.46 per task, compared to GLM-5.1 ($0.25), Kimi K2.6 ($0.31), MiniMax-M3 ($0.18) and DeepSeek V4 Pro (max, $0.05) am i missing something?

Some models are heavily subsidized. Total params & active params are better measurement of inference cost.

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#37
post #31

Earlier quoted context omitted.

To answer the question in your first sentence - because it's VERY computationally (ha) expensive as a human being to keep up with all the options. It's also very hard to figure out how to run a model like this. There's no installer . If you really really care, which 99% of people do not, you have to google a guide, and then find out it's out of date... I've tried a number of these, and the learning curve is very stee…

But it just works with Claude Code? They have a guide on their website. https://docs.z.ai/devpack/tool/claude Here's my setup. I add this to my .bashrc export ZAI_API_KEY="your_key_here" alias claudez='ANTHROPIC_AUTH_TOKEN="$ZAI_API_KEY" ANTHROPIC_BASE_URL=" https://api.z.ai/api/anthropic " ANTHROPIC_DEFAULT_OPUS_MODEL="glm-5.2[1m]" ANTHROPIC_DEFAULT_SONNET_MODEL="glm-4.7" ANTHROPIC_DEFAULT_HAIKU_MODEL="glm-4.7" clau…

Sure, I'm not saying I, a software engineer, cannot do this. I'm saying it's significant onboarding friction.

Unless this were a massive differentiator, people aren't going to be "talking about it" the way GP suggests!

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#38

> On the Intelligence vs. Cost per Task Pareto Frontier: GLM-5.2 is on the Pareto frontier of the Intelligence vs Cost per Task chart, with the lowest cost per task among models at its intelligence level. GLM-5.2 costs ~$0.46 per task, compared to GLM-5.1 ($0.25), Kimi K2.6 ($0.31), MiniMax-M3 ($0.18) and DeepSeek V4 Pro (max, $0.05) am i missing something?

Some models are heavily subsidized. Total params & active params are better measurement of inference cost.

No models are subsidised -- there are lots of third party hosting services that will still run at breakeven/profit. (except Deepseek after discount)

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#39

I've been playing with this model a fair amount over the last 24 hours, and I can confirm it's quite capable, while being a little bit verbose (I've seen it reconsider things 3-4 times in thinking traces before deciding on a path forward), and not being quite as good as GPT5.5 at working through complex abstract requirements. Honestly it's good enough that I feel comfortable recommending a Z.AI sub + a $20/mo OpenAI…

After having got a taste of Fable 5 for me Opus 4.8 doesn't cut it any more -- and I don't know how to put this, I don't know if it's just me, but it's rhetorical flourishes are starting to really grate on me, never mind that it is at times deliberately weasel-wordy and economical with the truth until pressed. Opus 4.8 is definitely a stronger coding agent than DeepSeek 4.0 or Kimi 2.7 succeeding where they flounder…

You are not alone. How about GPT 5.5? Does it come close to Fable 5?

Re: GLM-5.2 is the new leading open weights model on Artificial Analysis

#40
I've made a comment before that 5.1 will sometimes get stuck looping over a simple decision or statement. It will basically contradict and then not realize that one option is the definite option. Sometimes it's two statements that aren't even exclusive. Nonetheless, a lot of tokens that get wasted from this.

I haven't extensively used 5.2 yet, but it seems a lot better.

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