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Qwen3-Coder-Next

qwen.ai

331–340 of 443 posts

Re: Qwen3-Coder-Next

#332
post #3

This GGUF is 48.4GB - https://huggingface.co/Qwen/Qwen3-Coder-Next-GGUF/tree/main/... - which should be usable on higher end laptops. I still haven't experienced a local model that fits on my 64GB MacBook Pro and can run a coding agent like Codex CLI or Claude code well enough to be useful. Maybe this will be the one? This Unsloth guide from a sibling comment suggests it might be: https://unsloth.ai/docs/models/qwen3…

We need a new word, not "local model" but "my own computers model" CapEx based This distinction is important because some "we support local model" tools have things like ollama orchestration or use the llama.cpp libraries to connect to models on the same physical machine. That's not my definition of local. Mine is "local network". so call it the "LAN model" until we come up with something better. "Self-host" exists b…

For context on what cloud API costs look like when running coding agents:

With Claude Sonnet at $3/$15 per 1M tokens, a typical agent loop with ~2K input tokens and ~500 output per call, 5 LLM calls per task, and 20% retry overhead (common with tool use): you're looking at roughly $0.05-0.10 per agent task.

At 1K tasks/day that's ~$1.5K-3K/month in API spend.

The retry overhead is where the real costs hide. Most cost comparisons assume perfect execution, but tool-calling agents fail parsing, need validation retries, etc. I've seen retry rates push effective costs 40-60% above baseline projections.

Local models trading 50x slower inference for $0 marginal cost start looking very attractive for high-volume, latency-tolerant workloads.

Re: Qwen3-Coder-Next

#333
post #44

Earlier quoted context omitted.

Unfortunately Qwen3-next is not well supported on Apple silicon, it seems the Qwen team doesn't really care about Apple. On M1 64GB Q4KM on llama.cpp gives only 20Tok/s while on MLX it is more than twice as fast. However, MLX has problems with kv cache consistency and especially with branching. So while in theory it is twice as fast as llama.cpp it often does the PP all over again which completely trashes performance…

Any notes on the problems with MLX caching? I’ve experimented with local models on my MacBook and there’s usually a good speedup from MLX, but I wasn’t aware there’s an issue with prompt caching. Is it from MLX itself or LMstudio/mlx-lm/etc?

It is the buffer implementation. [u1 10kTok]->[a1]->[u2]->[a2]. If you branch between the assistant1 and user2 answers then MLX does reprocess the u1 prompt of let's say 10k tokens while llama.cpp does not.

I just tested with GGUF and MLX of Qwen3-Coder-Next with llama.cpp and now with LMStudio. As I do branching very often, it is highly annoying for me to the point of being unusable. Q3-30B is much more usable then on Mac - but by far not as powerful.

Re: Qwen3-Coder-Next

#335
post #173

I got this running locally using llama.cpp from Homebrew and the Unsloth quantized model like this: brew upgrade llama.cpp # or brew install if you don't have it yet Then: llama-cli \ -hf unsloth/Qwen3-Coder-Next-GGUF:UD-Q4_K_XL \ --fit on \ --seed 3407 \ --temp 1.0 \ --top-p 0.95 \ --min-p 0.01 \ --top-k 40 \ --jinja That opened a CLI interface. For a web UI on port 8080 along with an OpenAI chat completions compati…

what are your impressions?

I got Codex CLI running against it and was sadly very unimpressed - it got stuck in a loop running "ls" for some reason when I asked it to create a new file.

Re: Qwen3-Coder-Next

#336
post #41

I kind of lost interest in local models. Then Anthropic started saying I’m not allowed to use my Claude Code subscription with my preferred tools and it reminded me why we need to support open tools and models. I’ve cancelled my CC subscription, I’m not paying to support anticompetitive behaviour.

> Then Anthropic started saying I’m not allowed to use my Claude Code subscription with my preferred tools To be clear, since this confuses a lot of people in every thread: Anthropic will let you use their API with any coding tools you want. You just have to go through the public API and pay the same rate as everyone else. They have not "blocked" or "banned" any coding tools from using their API, even though a lot of…

> Anthropic will let you use their API with any coding tools you want

No, in 2026, even with their API plan the create key is disabled for most orgs, you basically have to ask your admin to give you a key to use something other than Claude Code. You can imagine how that would be a problem.

Re: Qwen3-Coder-Next

#337
post #41

I kind of lost interest in local models. Then Anthropic started saying I’m not allowed to use my Claude Code subscription with my preferred tools and it reminded me why we need to support open tools and models. I’ve cancelled my CC subscription, I’m not paying to support anticompetitive behaviour.

OpenAI committed to allowing it btw. I don't know why Anthropic gets so much love here

Anthropic is astroturfing most of the programming forums including this one.

Re: Qwen3-Coder-Next

#338

Earlier quoted context omitted.

> I do not want my career to become dependent upon Anthropic As someone who switches between Anthropic and ChatGPT depending on the month and has dabbled with other providers and some local LLMs, I think this fear is unfounded. It's really easy to switch between models. The different models have some differences that you notice over time but the techniques you learn in one place aren't going to lock you into a provid…

right, but ChatGPT might not exist at some point, and if we don't force feed the open inference ecosystem and infrastructure back into the mouths of the AI devourer that is this hype cycle, we'll simply be accepting our inevitable, painful death

If they die there will be so much hardware released to do other tasks.

Re: Qwen3-Coder-Next

#339

Earlier quoted context omitted.

Gpt3.5 as used in the first commercially available chat gpt is believed to be hundreds of billions of parameters. There are now models I can run on my phone that feel like they have similar levels of capability. Phones are never going to run the largest models locally because they just don't have the size, but we're seeing improvements in capability at small sizes over time that mean that you can run a model on your…

The G in GPT stands for Generalized. You don't need that for specialist models, so the size can be much smaller. Even coding models are quite general as they don't focus on a language or a domain. I imagine a model specifically for something like React could be very effective with a couple of billion parameters, especially if it was a distill of a more general model.

Thats what i want and orchestrator model that operates with a small context and then very specialized small models for react etc

Re: Qwen3-Coder-Next

#340
17t/s on a laptop with 6GB VRAM and DDR5 system memory. Maximum of 100k context window (then it saturates VRAM). Quite amazing, but tbh I'll still use inference providers, because it's too slow and it's my only machine with "good" specs :)

    cat docker-compose.yml
    services:
      llamacpp:
        volumes:
          - llamacpp:/root
        container_name: llamacpp
        restart: unless-stopped
        image: ghcr.io/ggml-org/llama.cpp:server-cuda
        network_mode: host
        command: |
          -hf unsloth/Qwen3-Coder-Next-GGUF:Q4_K_XL --jinja --cpu-moe --n-gpu-layers 999 --ctx-size 102400 --temp 1.0 --top-p 0.95 --min-p 0.01 --top-k 40 --fit on
    # unsloth/gpt-oss-120b-GGUF:Q2_K
        deploy:
          resources:
            reservations:
              devices:
                - driver: nvidia
                  count: all
                  capabilities: [gpu]

    volumes:
       llamacpp:
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