AI tool comparison
GLM-5.1 vs Qwen3.6-35B-A3B
Which one should you ship with? Here is the side-by-side panel verdict, pricing read, reviewer split, and community vote comparison.
AI Models
GLM-5.1
First open-source model to top SWE-bench Pro — 744B MoE, MIT, zero Nvidia
50%
Panel ship
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Community
Paid
Entry
GLM-5.1 is Z.ai's (formerly Zhipu AI) open-weight model released April 7, 2026 under the MIT license. It's a 744-billion-parameter Mixture-of-Experts architecture with 40 billion active parameters per token, a 200K-token context window, and a 131K maximum output length — and it became the first open-source model ever to lead SWE-bench Pro, scoring 58.4% versus Claude Opus 4.6's 57.3%. The training story is almost as remarkable as the performance. GLM-5.1 was trained entirely on approximately 100,000 Huawei Ascend 910B chips using the MindSpore framework — no Nvidia hardware was used at any point. That makes it one of the first frontier-tier models to demonstrate that the CUDA monoculture isn't technically mandatory for training state-of-the-art models. Z.ai became the first publicly traded foundation model company via a Hong Kong IPO in January 2026 (~$558M raised). The model is free to download from HuggingFace and also available via API at $0.95 per million input tokens. In agentic demonstrations, it has run autonomously for eight hours straight — 655 planning and execution iterations — without human checkpoints.
Open Source Models
Qwen3.6-35B-A3B
35B total, 3B active: Alibaba's lean MoE coding beast goes fully open source
75%
Panel ship
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Community
Free
Entry
Alibaba's Qwen team open-sourced Qwen3.6-35B-A3B on April 16, 2026 — a sparse Mixture-of-Experts model with 35 billion total parameters but only ~3 billion active per forward pass. That architectural trick is the whole story: you get near-frontier performance while consuming compute comparable to a 3B dense model. It's available under Apache 2.0 on Hugging Face and ModelScope. The model supports a 262K token context window (extensible to 1M with YaRN), multimodal inputs including text, images, and video, and is purpose-built for agentic coding workflows. On SWE-bench and Terminal-Bench it outperforms the much larger dense Qwen3.5-27B, matching Gemma4-31B on several benchmarks. RefCOCO visual grounding score hits 92.0 — some multimodal metrics reach Claude Sonnet 4.5 territory. Community reaction has been immediate: r/LocalLLaMA lit up with benchmarks showing it solving coding tasks that models with 10x the active parameters couldn't handle. The FP8 quantized variant runs comfortably on a single 24GB consumer GPU, making this the most capable locally-runnable coding agent most developers have ever had access to.
Reviewer scorecard
“MIT license, top SWE-bench Pro score, $0.95/M via API. If your use case is agentic coding and you're not evaluating GLM-5.1, you're leaving real performance on the table. The 8-hour autonomous run capability is compelling for long-horizon task pipelines.”
“3B active parameters with 35B parameter breadth is engineering magic. I'm getting near-frontier coding results in Cline and running it locally on a 3090 — the refusals are lower than Claude for security research too. Apache 2.0 means I can fine-tune it on my codebase. This is the best open-source coding model I've used.”
“SWE-bench Pro is one benchmark. The broader coding composite (Terminal-Bench 2.0 + NL2Repo) still has Claude Opus 4.6 ahead at 57.5 vs GLM-5.1's 54.9. Running 744B locally requires hardware most teams don't own, and the API's Chinese jurisdiction will trigger compliance blockers for many organizations.”
“MoE models have notoriously bad batching throughput — if you're serving this at scale, the economics don't work out. And Alibaba's track record on long-term model support and safety filtering is shakier than Google or Anthropic. It's impressive in isolation, but enterprise teams should pressure-test it before replacing frontier APIs.”
“The Huawei chip training story matters more than the benchmark ranking. If GLM-5.1 proves you can train frontier models without Nvidia at scale, it fractures the GPU supply chain narrative that's been shaping geopolitics and AI policy discussions for years. This is a proof of concept with enormous implications.”
“The gap between open and closed models is closing faster than anyone predicted. When a freely downloadable model matches Claude Sonnet on multimodal benchmarks, the frontier lab pricing power evaporates. Qwen3.6-35B-A3B is another milestone in the commoditization of intelligence — and commoditization always accelerates adoption.”
“For creative workflows, the 744B MoE overhead is overkill and local deployment requires datacenter-grade hardware that's nowhere near indie studio territory. The MIT license is great, but the gap between 'free to download' and 'free to actually run' is vast at this parameter count.”
“I don't often care about coding models, but this one handles image + video understanding for design briefs surprisingly well. I used it to analyze a competitor's UI and generate a full redesign spec. The 262K context means I can feed entire brand guidelines without chunking.”
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