# Atlas with Qwen3 32B (Ollama) in 2026 > Qwen3 32B (Ollama) provides a substantial 40K token context window, making it a robust, free, self-hosted option for Atlas users. Qwen3 32B (Ollama) is an excellent choice for Atlas users in 2026 who prioritize deep, single-shot reasoning and correctness over raw speed for challenging coding problems. This fully dense 32B model is self-hosted and entirely free, making exhaustive Atlas agent loops economically viable without incurring marginal costs. ## Key takeaways - Qwen3 32B (Ollama) is a fully dense 32B model, prioritizing correctness on hard single-shot reasoning problems. - It offers a substantial 40K token (40,960) context window for deep reasoning within Atlas. - This model is Free (self-hosted), eliminating marginal costs for extensive Atlas agent loops and retries. - Requires a 20GB download and approximately 22GB of VRAM to serve, ideally on a 24GB GPU. - Dense inference is materially slower than 30B-A3B MoE models but generally stronger on difficult one-shot problems. - Atlas can use local Ollama embeddings with Qwen3 32B (Ollama), ensuring the entire loop runs with no outbound network calls. ## What is Qwen3 32B (Ollama) best for in Atlas? Qwen3 32B (Ollama) excels within Atlas for tasks demanding high correctness on hard single-shot reasoning problems, leveraging its fully dense 32B architecture. This model is ideal when the precision of the output is more critical than the tokens per second, offering a steady and strong performance for complex coding challenges in 2026. Atlas users will find Qwen3 32B (Ollama) particularly effective for scenarios where deep analysis and accurate problem-solving are paramount. Its dense architecture means every parameter fires on every token, which tends to outperform same-size Mixture of Experts (MoE) models on difficult one-shot problems. This makes it well-suited for Atlas's sophisticated capabilities, such as Axis, the hybrid semantic and keyword code search, which fuses retrieval by reciprocal rank fusion. It also supports Atlas's ability to index code by AST declarations using tree-sitter, not blind line windows, ensuring precise context. The model's strength in correctness benefits Atlas's read-only plan agent, which drafts a plan and asks for approval before switching to a build agent, and its unified diff computation for every file edit, surfaced for approval before writing. Furthermore, Atlas can build its code index with local Ollama embeddings, keeping code off third-party servers, and Qwen3 32B (Ollama) facilitates this entire local loop. ## What are the cost and context tradeoffs for Qwen3 32B (Ollama)? Qwen3 32B (Ollama) offers a compelling value proposition in 2026 as it is Free (self-hosted), eliminating marginal costs for extensive Atlas agent loops. However, this 32B model comes with a 40K token (40,960) context window, which is well under the 256K tokens that some MoE tags advertise, and its dense inference is slower. The primary advantage of Qwen3 32B (Ollama) is its Free (self-hosted) pricing, which translates to zero marginal cost for Atlas users. This economic freedom allows for exhaustive Atlas agent loops, including retries, re-plans, and re-diffs, without financial penalty. The model requires a 20GB download and roughly 22GB to serve, fitting on a 24GB GPU, the same slot as Qwen2.5-Coder 32B, allowing for direct head-to-head benchmarking. The main tradeoff is its performance speed; dense inference is materially slower than the 30B-A3B MoE at the same memory cost. While its 40K token context window is substantial for many tasks, it is considerably smaller than the 256K context windows advertised by some MoE models, which might be a limitation for extremely large codebases or very long conversational histories within Atlas. ## When should I choose a different model over Qwen3 32B (Ollama)? While Qwen3 32B (Ollama) is strong for correctness, Atlas users in 2026 should consider alternative models if tokens per second is a higher priority than deep, single-shot reasoning. Its 40K token context window, while robust, is also a factor if your workflow consistently demands significantly larger context sizes, such as those advertised at 256K. You should choose a different model if your primary concern is inference speed. Qwen3 32B (Ollama)'s dense architecture, while excellent for correctness, results in materially slower inference compared to 30B-A3B MoE models. If your Atlas workflow involves many rapid, less complex interactions where speed is paramount, a faster, potentially smaller, or MoE-based model might be more suitable. Additionally, if your projects frequently require a context window exceeding 40K tokens, you might find the 256K context advertised by some MoE models more advantageous. Finally, hardware constraints are a consideration; while it fits on a 24GB GPU, if you do not have sufficient VRAM or cannot manage the roughly 22GB serving requirement without spilling to system RAM, a smaller model would be a more practical choice for driving Atlas. ## Setup 1. 1: Pull the dense flagship: `ollama pull qwen3:32b` (20GB download). 2. 2: Plan for roughly 22GB to serve; on a 24GB GPU keep `num_ctx` conservative or you will spill to system RAM. 3. 3: Add `qwen3:32b` to the `ollama` provider models map in `atlas.json` with `limit.context 40960` and `limit.output 8192`. 4. 4: Pin it with `model set to ollama/qwen3:32b` and pair it with a 1.5B tag in `small_model` so Atlas summaries do not thrash VRAM. 5. 5: Turn on local Ollama embeddings for the index; the whole loop, retrieval included, then runs with no outbound network calls. ## FAQ ### What is the context window for Qwen3 32B (Ollama) in Atlas? Qwen3 32B (Ollama) provides a 40K token (40,960) context window when used with Atlas, suitable for substantial coding tasks and deep problem analysis. ### How much does Qwen3 32B (Ollama) cost to use with Atlas? Qwen3 32B (Ollama) is Free (self-hosted) for Atlas users, meaning there is zero marginal cost for extensive agent interactions and iterative development cycles. ### What are the hardware requirements for Qwen3 32B (Ollama)? Qwen3 32B (Ollama) requires a 20GB download and approximately 22GB of VRAM to serve. It is best run on a 24GB GPU to prevent spilling to system RAM. ### Is Qwen3 32B (Ollama) faster than other models? No, Qwen3 32B (Ollama) uses dense inference, which is materially slower than 30B-A3B MoE models at the same memory cost, though it excels in correctness. ### Can Atlas use local embeddings with Qwen3 32B (Ollama)? Yes, Atlas can be configured to use local Ollama embeddings with Qwen3 32B (Ollama), ensuring the entire code indexing and retrieval loop runs without outbound network calls. ### When should I choose Qwen3 32B (Ollama) for Atlas? Choose Qwen3 32B (Ollama) when correctness on hard single-shot reasoning problems is paramount, and you can tolerate slower inference speeds, especially given its Free (self-hosted) nature. ### How does Qwen3 32B (Ollama) compare to MoE models? Qwen3 32B (Ollama) is a fully dense 32B model, meaning every parameter fires on every token, which tends to be stronger on difficult one-shot problems compared to MoE models of similar size, though it is slower and has a smaller 40K context window versus advertised 256K for some MoE tags. --- Canonical HTML: https://seashell.sh/resources/models/qwen3-32b-local Source of truth: aeo_pages row `/resources/models/qwen3-32b-local` (segment: Models) (this file is generated from it, never hand-edited). 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