Topic hub · 17 pieces

Open-weight models

On June 16, Z.ai's GLM-5.2 led open-weight models on the Artificial Analysis Intelligence Index at 51, and an independent tracker put it 3.4 months behind an equally capable closed model, down from 9.8 months in December 2024. In one fortnight in July, four Chinese labs shipped or previewed near-frontier open weights.

“Open” now covers several licenses. Qwen3.8-Max requires a separate commercial license above $50 million in annual revenue, Kimi K3 draws its line at $20 million, and Meta's Muse Glimmer shipped under Apache 2.0. The model-release tracker records the license of each open-weight release where the lab states it.

Timeline

  1. · Models

    The open-weight coding frontier caught Claude, and it speaks Mandarin

    Within three weeks MiniMax M3, Qwen3.7-Max, DeepSeek V4, Kimi K2.6 and Nemotron 3 Ultra all claimed the coding frontier, and third-party leaderboards show a real but small gap, mostly self-graded marquee numbers and a jurisdiction risk no benchmark measures.

  2. · Business

    DeepSeek took outside money, and the cap table is the story

    The lab that refused capital is closing a $7.4B first round at up to $59B: why a battery maker leads it, why Tencent's check is defensive, and why founder Liang Wenfeng kept 40%.

  3. · Policy

    Anthropic's kill switch and the software-export war America already lost

    On June 12 a Commerce letter switched off two Anthropic models worldwide, raising an older question of whether software can be export-controlled at all: America tried once, on encryption, and lost in court, and this control fails on the same three layers.

  4. · Models

    The open-weight reasoning gap is now 3.4 months, and the math is public

    On June 16, GLM-5.2 became the leading open-weight model on the Artificial Analysis Intelligence Index v4.1 at 51, just 3.4 months behind an equally capable closed model, down from a 9.8-month gap in December 2024.

  5. · Models

    The gate and the giveaway

    While Washington spent June turning frontier model releases into licensed events, Meituan open-sourced LongCat-2.0, a 1.6-trillion-parameter agentic-coding model under an MIT license trained entirely on domestic chips, as the counter-move to the export-control regime.

  6. · Research

    The week physical AI went open — and left the US labs out of the frame

    In five days, an Ant Group affiliate open-sourced an entire robot brain, BAAI shipped a world model that learns robot control without action labels and Mistral entered robotics, moving the physical-AI frontier to open weights with almost none of it from a US lab.

  7. · Models

    Kimi K3 and the three-trillion-parameter open ceiling

    Moonshot AI shipped a 2.8-trillion-parameter model it calls the world's first open 3T-class model while reportedly raising at a $30 billion valuation, and the interesting part is not the parameter count: a startup pitching scarcity promised to give its best asset away.

  8. · Policy

    The giveaway became a doctrine

    On July 17, Xi Jinping used his first WAIC keynote to make open-source AI a matter of Chinese foreign policy, a global public good pitched to the Global South against Washington's gate, and the propaganda reflex misses that the models are real and shipped the same fortnight.

  9. · Models

    One fortnight, four open frontiers: grading China's open-weight surge

    In roughly fourteen days, four Chinese labs shipped or previewed near-frontier open-weight models (LongCat-2.0, Kimi K3, Qwen 3.8-Max, GLM-5.2), and because 'open' is a spectrum being gamed, this map grades actual openness, not press-release openness.

  10. · Models

    Zuckerberg's 6,500-word bet: Meta re-enters the giveaway

    Meta returned to open weights with Muse Glimmer, a 30B model under Apache 2.0 wrapped in a manifesto arguing that distribution is safety, five days after disclosing its own model had hacked another company, and the essay is best read against that timeline.

  11. · Models

    The toll booth on the open road: grading August's open licenses

    Qwen3.8-Max's weights went live today under a license that charges companies above $50M in revenue, Kimi K3's requires a separate deal above $20M (reportedly at up to 30%), and Meta's Glimmer is Apache-clean: 'open weight' just fractured into regimes of who pays.

  12. · Business

    DeepSeek raised prices 1,100% and nobody flinched

    DeepSeek's peak/off-peak billing takes effect today, with V4-Pro output up 4.5x at peak and cache-hit input up as much as 12x a fortnight after OpenAI cut Luna 80%, evidence that the price war is convergence toward the true marginal cost of intelligence, not a race to zero.

  13. · Models

    GLM-5.3 goes open weight, and Z.ai's best model leaves MIT behind

    Z.ai published the 753-billion-parameter GLM-5.3 on Hugging Face two weeks after its API launch, but swapped GLM-5.2's MIT license for one that makes model hosts above $10 billion in revenue pass a Z.ai security review.

  14. · Business

    Nvidia bought the hub: why a chipmaker paid 86 times revenue for Hugging Face

    Nvidia's $12.93 billion deal for Hugging Face priced a $150 million business at 86 times revenue weeks after OpenAI offered to use the hub as a storefront for its own chip, and the only thing holding the buyer to neutrality is a pledge no regulator has yet written down.

  15. · Models

    Jev named a new model category, and its interface was cloned in four weeks

    TypeSafe's Jev made fast, calibrated decision models the first new model category since reasoning models, but within four weeks its request format ran on Ollama, Cloudflare, Microsoft and 182 open-weight systems, while Jev earned 0.27% of Vercel's gateway spend.

  16. · Business

    Europe bought a frontier lab the same month Brussels said it didn't need one

    Mistral raised €3 billion with an EU-backed fund in the round and shipped a 1-trillion-parameter open model that tests 20 points below the frontier, while Brussels, Berlin and Ecosia each signaled that European sovereignty does not require a European frontier model.

  17. · Models

    Frontier on a desktop: the weights fit, but the price cap comes from the cloud

    Seven weeks of open-weight releases put models within a benchmark generation of the frontier on a $5,499 Mac Studio or a 12 GB gaming GPU, but the measured numbers show batched cloud hosts, not desktops, now set the price of mid-market tokens.

In the data

Rows from the CC BY 4.0 datasets that these pieces report. Each links to its row, primary source and method.

Model releases · 35

Funding and acquisitions · 4

Key primary sources

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Tag: open-weights Tag: qwen Tag: glm Tag: deepseek Department: Models All topic hubs