Tag: open source
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GLM-5.3: Z.ai Scales Post-Training, Holds the Weights Back
On August 14, 2026, Z.ai (formerly Zhipu AI) released GLM-5.3 — and, unusually, without a new base model. GLM-5.3 sits on the same 743-billion-parameter Mixture-of-Experts base as June’s GLM-5.2, and every reported gain comes from extended post-training alone. The model is live now through Z.ai’s API, its GLM Coding Plan, and the ZCode client, but […]
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Qwen3.8-27B: Frontier Agentic Scores on a Single Consumer GPU
Alibaba released Qwen3.8-27B on August 14, 2026 — a 27-billion-parameter dense vision-language model under Apache 2.0, published on Hugging Face and ModelScope. It is the small sibling of the 2.4-trillion-parameter Qwen3.8-Max whose weights went up the day before, and on several agentic benchmarks it does not behave like a small model at all: 61.7 on […]
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DeepSeek Open-Sources Harness, an All-Plugin Agent Runtime
DeepSeek released DeepSeek Harness v0.1 on August 13, 2026 — an open-source agent runtime, MIT-licensed and in developer preview, built on a single architectural bet: there is no privileged core. Models, tools, skills, sessions, sandboxes, filesystems, the agent loop itself, and even the UI are all plugins mounted into a shared context. The framework underneath, […]
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DeepSeek V4-Pro Leaves Preview as API Prices Rise
DeepSeek has taken V4-Pro out of preview. The model card for DeepSeek-V4-Pro-0813 went up on Hugging Face on August 13, 2026, closing a preview period that ran since the V4 family launched in late April. The weights stay under an MIT licence, the architecture is unchanged from the preview, and the headline addition is a […]
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Qwen3.8-2.4T-A95B: Alibaba Open-Weights Its Max-Tier Flagship
Alibaba published the weights for Qwen3.8-2.4T-A95B on August 13, 2026 — the open-weight release of Qwen3.8-Max, the 2.4-trillion-parameter Mixture-of-Experts model it launched as an API product ten days earlier. It is the first time Alibaba has released a Max-tier model’s weights, and at 2.4T total parameters it is the largest open-weight language model published to […]
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LTX-2.5 Adds Native Multi-Shot Video and a Diffusion Decoder
LTX released LTX-2.5 on August 11, 2026 — an update to its 22-billion-parameter open-weights audio-video model that replaces the VAE reconstruction stage with a diffusion video decoder, adds native multi-shot generation in a single pass, and ships with day-one ComfyUI support. The Israeli company behind Lightricks says the model generates a 10-second clip in 6.8 […]
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Google Open-Sources WeatherNext: Cyclone Forecasts Gain a Day
On August 6, 2026, Google DeepMind released the code and model weights for its WeatherNext forecasting family on GitHub, alongside a Nature paper reporting that its cyclone model gives forecasters roughly an extra day of warning on tropical storm track, intensity, and size. The release covers three variants — WeatherNext Cyclones, the general-purpose WeatherNext 2, […]
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Qwen3.8-Max Draws Level With the Frontier on Agentic Benchmarks
Alibaba released Qwen3.8-Max on August 3, 2026, and within days independent evaluation put it level with the frontier on agentic work. On Artificial Analysis’ Agentic Index, the 2.4-trillion-parameter model scores 58 — tied with Claude Opus 5 running at xhigh effort, and one point behind Opus 5 at max effort, which still holds the top […]
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Mistral Releases Shieldstral, a 3B Policy-Adaptive Safety Classifier
On August 4, 2026, Mistral AI released Shieldstral 1.0 — a 3-billion-parameter open-weight safety classifier that judges both text and images against moderation policies written in plain language at inference time. Instead of shipping a fixed taxonomy of harm categories baked in during training, Shieldstral asks whatever question you hand it. Mistral says the model […]
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NVIDIA Releases NemotronLabs VoiceChat, an Open Full-Duplex Voice Model
NVIDIA released NemotronLabs VoiceChat on August 3, 2026 — an 11-billion-parameter, end-to-end speech model that listens and speaks at the same time, published with open weights on Hugging Face. It is the first open full-duplex model that can call tools mid-conversation, and independent testing from Artificial Analysis places it as the only open-weights speech model […]