Compare/Gemma 4 vs GLM-5.1

AI tool comparison

Gemma 4 vs GLM-5.1

Which one should you ship with? Here is the side-by-side panel verdict, pricing read, reviewer split, and community vote comparison.

G

AI Models

Gemma 4

Google's sharpest open models — multimodal, 256K context, runs on a Raspberry Pi

Ship

75%

Panel ship

Community

Free

Entry

Gemma 4 is Google DeepMind's fourth-generation open model family, released April 2, 2026, under Apache 2.0. Four variants ship in the family: E2B and E4B edge models that run fully offline on phones, Raspberry Pi, and NVIDIA Jetson; a 26B Mixture-of-Experts model that activates only 3.8B parameters at inference; and a 31B Dense flagship. The 31B scores 1452 on the Arena AI text leaderboard (third among all open models), hits 89.2% on AIME 2026 math, and 85.2% on MMLU Pro — versus Gemma 3's 20.8% on AIME. All four model sizes accept text and image inputs. The edge models additionally handle native audio and video, making them the first on-device models with full multimodal coverage. Context windows reach 256K tokens on the large variants, enabling entire codebases or long documents in a single prompt. Native support for tool use, structured output, and agentic workflows is baked in from the start. For the open-source AI community, Gemma 4 is a watershed: a commercially permissive model that genuinely competes with closed-source alternatives on reasoning benchmarks. Gemma downloads crossed 400 million before this launch — Gemma 4's edge deployment story, combining on-device inference with frontier-class reasoning, looks set to make that number look small.

G

Language Models

GLM-5.1

Open-weight #1 on SWE-bench Pro — built with zero Nvidia GPUs

Ship

100%

Panel ship

Community

Paid

Entry

GLM-5.1 is a 744B Mixture-of-Experts model from Z.ai (formerly Zhipu AI) that achieved 58.4% on SWE-bench Pro—making it the first open-weight model to top the global coding benchmark leaderboard, edging out GPT-5.4 (57.7%) and Claude Opus 4.6 (57.3%). Available on HuggingFace under the MIT license, it's one of the most permissively licensed frontier-grade coding models that exists. The model runs with 40B active parameters despite its 744B total size, offers a 200K context window, and was refined specifically for coding and agentic tasks through reinforcement learning. The training story is remarkable: Z.ai has been on the US Entity List since January 2025, cutting off access to Nvidia data center GPUs entirely. The entire GLM-5 training run used approximately 100,000 Huawei Ascend 910B chips. For open-source practitioners, GLM-5.1 is a landmark: a frontier-class coding model with MIT weights and benchmark numbers that would have seemed impossible from a China-sanctioned lab a year ago. The hardware independence angle raises pointed questions about chip export control effectiveness—and suggests the Ascend 910B has become a genuinely competitive training platform at massive scale.

Decision
Gemma 4
GLM-5.1
Panel verdict
Ship · 3 ship / 1 skip
Ship · 4 ship / 0 skip
Community
No community votes yet
No community votes yet
Pricing
Free / Open Source (Apache 2.0)
Open Source (MIT)
Best for
Google's sharpest open models — multimodal, 256K context, runs on a Raspberry Pi
Open-weight #1 on SWE-bench Pro — built with zero Nvidia GPUs
Category
AI Models
Language Models

Reviewer scorecard

Builder
80/100 · ship

Apache 2.0, runs on a Pi, 256K context, beats proprietary models on AIME — this is the open-source AI stack I've been waiting for. The agentic workflow support baked in natively means I'm not bolting on separate tooling. Shipping today.

80/100 · ship

The primitive here is a frontier-grade, MIT-licensed MoE coding model you can self-host — 40B active params at inference time despite 744B total weights, 200K context, no usage restrictions, no API keys before hello-world. The DX bet is correct: by releasing on HuggingFace under MIT, Z.ai put the complexity where it belongs — in your infra choices, not their licensing desk. SWE-bench Pro at 58.4% isn't a marketing claim; it's the same eval that humbled GPT-5 and Opus 4, and if you're running code agents in production today, the absence of a closed-API dependency is worth more than a 1% benchmark gap in either direction.

Skeptic
45/100 · skip

The benchmark numbers are impressive on paper, but Gemma 3 was also hyped and underdelivered in production on complex multi-step tasks. The edge models are still unproven outside of Google's own hardware partnerships. Watch the community benchmarks before committing to a migration.

80/100 · ship

Direct competitors are GPT-5 and Claude Opus 4 via API — both closed, both more expensive to run at scale, both with usage policies that can yank access. GLM-5.1 breaks at the infrastructure layer: you need serious hardware to serve 744B MoE at any latency that matters for interactive coding agents, and most teams don't have that. But the benchmark numbers are independently verifiable, the MIT license is unambiguous, and the Ascend 910B training story isn't PR spin — it's a geopolitical datapoint with real implications. What kills this in 12 months isn't a competitor; it's that cloud providers will offer managed endpoints and the 'open weights' story becomes theoretical for 90% of users. That said, the weights are real and the numbers are real, so: ship.

Futurist
80/100 · ship

On-device frontier-class intelligence with native audio and video is the inflection point for ambient AI. When a $35 Raspberry Pi can run a model that beats last year's GPT-4 on math, the entire economics of edge AI applications change overnight. This is the model that makes AI infrastructure costs asymptotically cheap.

80/100 · ship

The thesis this model bets on: chip export controls do not prevent frontier-class model training, and open-weight frontier models will become the infrastructure layer for commercial software development within 24 months. Both claims are now empirically stronger because of this release — 100,000 Ascend 910Bs producing a SWE-bench leader is the single most important data point on export control effectiveness since the controls were imposed. The second-order effect is the one that matters: if Huawei's Ascend stack is a credible frontier-training platform at scale, the assumption that Nvidia controls the ceiling of what's possible outside the US just broke. The open-weights + MIT license trend is on-time, not early — but GLM-5.1 is the first model to make that trend undeniable at coding-benchmark-frontier quality.

Creator
80/100 · ship

The document and PDF parsing, OCR, chart comprehension, and UI understanding built into every model size is huge for creative workflow automation. I can finally build tools that read design briefs, invoices, and mockups without needing a cloud API call. The offline capability means client data never leaves my machine.

No panel take
Founder
No panel take
80/100 · ship

The buyer for self-hosted GLM-5.1 is any team spending five figures monthly on closed coding-model APIs who also has compliance requirements that prohibit data leaving their infra — a real and growing cohort. Z.ai's actual moat isn't the weights (MIT means anyone can fine-tune and redistribute); it's that they've now proven they can train at this level without Nvidia, which means they're not blocked from the next iteration while US-sanctioned labs sit in hardware purgatory. The business risk is that MIT licensing is a distribution play, not a revenue play — Z.ai needs to convert open-weight credibility into enterprise API or cloud contracts fast, before the weights become a commodity that funds their competitors' fine-tunes.

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