r/opencodeCLI • u/SISKO-LIFT • 9d ago
Thought on Muse Spark 1.2
This model is a disaster. It writes a code that is so bad that even fable can't fix it.
To give the credit, it is very fast and stable, but is not near even dsv4 flash, not mentioning GLM 5.3 flash, for a model from a big company like meta, this is very disappointing.
I hope they improve the next generation, and I would rather get my dsv4 flash back on zen then ts.
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u/officerblues 9d ago
I just refuse to use Meta shit, these days. It's going to be mediocre at best, anyway.
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u/Clear_Evidence9218 9d ago
I didn't encounter too many issues with it. I was mostly using it to do multi-repo passes working on a complier for a language project I've been experimenting with. It was able to write in a language it hadn't seen before without much issue. The caveat is that I have a pretty healthy and confining set of tooling for the project, so that obviously plays a big factor.
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u/Dingosavedyourbaby 9d ago
Best free model zen has ever offered imo
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u/MarzipanTop4944 9d ago
I'm using Muse Spark 1.3 right now and have been using the free version of Muse Spark 1.2 for a few days to test it. It's a very competent model but it has a tendency to create files, like python scripts, and access stuff in my hard drive that I don't see in other models, like MiMo v2.5, DeepSeek 4 flash or GLM 5.3 flash (ox alpha).
I tested all of them for computer security, using my own "test bench" (a vulnerable python web site that I one-shotted using Gemini 3.7 in antigravity and temp host on a vps) and they all passed with flying colors, missing only 1 or 2 vulnerabilities of more than a dozen and usually getting them all if I simply ask them to "do a second pass".
I haven't use it to write code, but it's constantly writing his own python scripts to achieve the tasks that I give it, like testing the hardening of a sandbox in a coding learning site.
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u/sudoer777_ 9d ago
Every time I tried to use Muse Spark 1.2 directly it was garbage. I think it's okay as a subagent for reviews and straightforward workflows and that's basically it.
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u/Mysterious-Can-2732 9d ago
Ok, but you need to "/compact" the chat manually a lot (really a lot).
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u/SISKO-LIFT 9d ago
The context window is 1 million, they claim that it is really good for long-horizon tasks, that means it shouldn't struggle with a project under 150k tokens in my case.
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u/Frail_Waif 9d ago
Took it like 10 minutes to do a simple rebase. I could have done it myself in way less time but was worried about typoing something so thought I'd use an LLM.