Introducing Reflection Beam: an open-weight model for agentic coding on AWS
Reflection AI's Beam is an open-weight model for agentic coding and long-horizon tasks, with AWS guidance for deploying it on SageMaker JumpStart and HyperPod Inference.
#open-weights
67 articles tagged with “open-weights”.
Scaling Indic Pretraining: 2.8 Trillion Tokens and an Open Data Generation Pipeline
A Hugging Face blog post describes scaling Indic language pretraining to 2.8 trillion tokens and introduces an open data generation pipeline.
Meta launches an open-weight AI model that runs on Macs
Meta has released Muse Spark Open, an open-weight AI model built in collaboration with Apple to run locally on Apple silicon.
Meta and Apple team up to make Muse AI models run better on Macs
Meta announced the Muse Spark Open AI model, calling it the most capable US open-weight model to date, and partnered with Apple so it can run on two M5 Ultra Mac Studios using the MLX framework.
Meta’s Muse Spark Open now available in Amazon SageMaker JumpStart
Meta's coding-optimized open-weight model, Muse Spark Open, is now available in Amazon SageMaker JumpStart and can be deployed to a SageMaker AI endpoint.
Open From Data Center to Desktop: NVIDIA Expands Nemotron Family With Highest Efficiency Super VL and …
NVIDIA released Nemotron 3.5 Super VL, an open 120-billion-parameter model, alongside two new Nemotron 3.5 Bolt edge models aimed at local agentic workloads.
Figma announces new features to define how agents work on its platform
Figma has announced new features that will shape the operation of agents on its platform, along with the release of its code layers feature in open beta.
Open models have real benefits. Do they outweigh the risks?
An MIT Technology Review explainer examines whether the benefits of open AI models outweigh their risks, referencing an Anthropic report warning that GLM-5.3 poses a major cyberattack risk.
OCP Global Summit: Amid Ecosystem Adoption, NVIDIA Opens Vera Rubin Architecture to Help Scale AI Fact…
At the Open Compute Project Global Summit, NVIDIA announced new partnerships and contributions and opened its Vera Rubin architecture to support scaling AI infrastructure.
SpaceXAI backs Omarchy, the controversial Linux distro, with $1.5 million in compute
SpaceXAI is backing Omarchy, the Linux distro overseen by the Omacom Foundation, with $1.5 million in Grok tokens aimed at accelerating development and bug fixes.
Introducing GLM 5.3 on Amazon Bedrock
Z.ai's GLM 5.3, a 753B-parameter mixture-of-experts model built for coding and long-horizon agentic tasks, is now available on Amazon Bedrock.
Reflection debuts Beam, an open-weight AI model to rival Chinese models at lower compute cost
Reflection has debuted Beam, an open-weight AI model aimed at enterprises and sovereign nations, positioned to rival Chinese models at lower compute cost.
Google froze its open source bug bounty program due to a ‘significant rise’ in AI submissions
Google froze its open source bug bounty program after what it described as a significant rise in AI submissions overwhelming such programs.
Open-sourcing AstaBrief, the fast report-generation model in Asta
Hugging Face has announced the open-source release of AstaBrief, a model focused on fast report generation, enhancing productivity in report-making processes.
Introducing Olmo-core 3: Open, scalable training infrastructure for large MoEs
Hugging Face has unveiled Olmo-core 3, an open and scalable infrastructure focused on efficient training of large mixtures of experts (MoEs).
Deploying real-time personalized speech with Qwen3-TTS on Amazon SageMaker AI
A guide to deploying the Qwen3-TTS-12Hz-1.7B-Base text-to-speech model via Amazon SageMaker JumpStart to a real-time endpoint, with voice cloning from short reference clips.
Use open weight models as your AI coding agent with Amazon Bedrock
AWS describes how to combine OpenCode, an open-source terminal-native coding agent, with open weight models on Amazon Bedrock to build a flexible, pay-per-use coding assistant.
Introducing Kimi K3 on Amazon Bedrock
Moonshot AI's Kimi K3 is now available on Amazon Bedrock as an open-weight option for coding and knowledge work, featuring native vision, a 1M-token context window, and prompt caching.
Making global data easier to explore
Google and the UN system introduced the UN System Data Commons, an open platform designed to make global statistics easier to access and search.
Y Combinator’s Garry Tan wants US open-weight AI labs to ‘distill’ frontier models, too
Garry Tan of Y Combinator wants smaller US open-weight AI labs to apply distillation techniques on American frontier models, expanding the pool of open-weight alternatives that aren't Chinese.
Beyond the price per token: Choosing the right OpenAI model on Amazon Bedrock for your workload
An AWS blog post argues that price per token misses what production workloads pay for, and introduces an open-source harness to benchmark OpenAI models on Amazon Bedrock by outcomes.
Deploying Qwen3.8-2.4T-A95B on Amazon SageMaker HyperPod with vLLM
AWS details how to deploy the open-weight Qwen3.8-2.4T-A95B model on Amazon SageMaker HyperPod with vLLM, covering cluster setup, quantization, and an OpenAI-compatible endpoint.
Nvidia launches free tool that links idle computers into a personal AI data center
Nvidia announced Personal AI Router (PAIR), free open-source software that discovers and connects compatible PCs on a network to run local AI inference and agentic workflows.
Nvidia confirms it will buy Hugging Face for $12.9 billion
Nvidia has confirmed it will acquire Hugging Face for $12.9 billion, citing the platform's 3 million-plus hosted models and over 18 million developers.
Nvidia is buying Hugging Face for almost $13 billion
Nvidia has agreed to buy Hugging Face for $12.93 billion, placing the widely used open-source AI model and dataset platform under the chipmaker's ownership.
NVIDIA to Acquire Hugging Face
NVIDIA announced an agreement to acquire Hugging Face for $12,930,300,000, aiming to scale the platform, strengthen infrastructure, and broaden AI access for developers and institutions.
Open-weight AI companies are the Valley’s hottest acquisition targets
A report notes that open-weight AI companies have become prominent acquisition targets, drawing substantial capital into the business of releasing models freely.
Gemini Omni 1.1 Flash lets you build with more control
The latest version of Gemini Omni, 1.1 Flash, introduces features that provide developers with greater control in their building processes.
Surprise: Z.ai is the AI lab behind the mysterious Ox Alpha model
Z.ai confirmed it is the AI lab behind Ox Alpha, an open model leading benchmarks and leaderboards, with its weights set for release soon.
Introducing new Ray capabilities on SageMaker HyperPod
SageMaker HyperPod now offers managed Ray support on Amazon EKS, letting users create and monitor Ray clusters, connect notebooks, and run distributed training and accelerated inference.
NVIDIA Nemotron 3.5 Lightning now available in Amazon SageMaker JumpStart
NVIDIA Nemotron 3.5 Lightning, an open 30B Mixture-of-Experts model with 3B active parameters, is now available in Amazon SageMaker JumpStart for high-volume agentic workloads.
Does Mark Zuckerberg really believe AI is ‘for everyone’?
Meta released Glimmer, an open-weight model users can run on their own hardware, while keeping its more powerful Muse Spark behind APIs, alongside a Zuckerberg letter arguing AI should be 'for everyone.'
Meta’s ‘open’ AI, and a $250M deal gone very wrong
Meta released Glimmer, an open-weight model users can download and run locally, contrasting with its more powerful API-only Muse Spark, amid Zuckerberg's call for AI 'for everyone.'
Writer introduces new AI model and upgraded harness to contain token costs
Writer introduced a new AI model and an upgraded harness designed to contain token costs, built as a post-training variation on Z.ai's open source GLM-5.2 model.
How OneAdvanced deployed over 50 AI agents on UK-sovereign AWS
UK software provider OneAdvanced deployed over 50 AI agents on a UK-sovereign AWS platform, self-hosting Llama 4 Maverick and Llama Guard 4 with a pgvector RAG pipeline.
NVIDIA and Local AI Community Fuel Open Source Models and Intelligent Agents
NVIDIA is spotlighting open source communities and partners advancing local AI, alongside its latest open models, software and tools for building and running agents on-device.
NVIDIA Nemotron 3.5 Lightning and NeMo Switchyard Deliver Faster, Smarter, More Efficient Agentic AI
NVIDIA has added Nemotron 3.5 Lightning to its Nemotron 3 model family, alongside NeMo Switchyard, aimed at efficient, long-running agentic AI workloads with open models.
Build Low-Latency Multilingual Voice Agents: Open Weights & Full Deployment Control with NVIDIA Magpie…
A Hugging Face Blog post covers NVIDIA Magpie TTS, positioned for building low-latency multilingual voice agents with open weights and full deployment control.
Meta’s new Glimmer AI model offers a hint at Zuckerberg’s personal intelligence vision
Meta's new open-weight Muse Glimmer model offers an early look at Mark Zuckerberg's personal superintelligence vision and questions of AI ownership and access.
Into the Omniverse: How Open World Models Push the Frontier of Physical AI
NVIDIA joined more than 200 companies in signing an open letter that argues AI leadership will be defined by an open ecosystem reaching every sector rather than by any single frontier model.
Sure seems like Fenix Flexin used AI music generator Treblo
Treblo launched an open-source classifier that detects songs generated by its own AI music tool, and the tool flagged Fenix Flexin's track 'Rubberz' as very likely Treblo-made.
NVIDIA Alpamayo 2 Super, the Frontier Open Model for Robotaxis and Autonomous Vehicles, Now Available …
NVIDIA has made Alpamayo 2 Super, an open frontier model for robotaxis and autonomous vehicles, available for commercial use, targeting rare and complex long-tail driving situations.
Deploy local agents everywhere with LFM2.5-2.6B
A Hugging Face Blog post introduces LFM2.5-2.6B, presented as a way to deploy local AI agents across environments.
Orchard: An open framework for scalable agentic AI
Microsoft Research has released Orchard, an open-source framework for training and evaluating AI agents across task types, aiming to reduce complexity and support smaller models.
China’s Alibaba takes another swipe at America’s AI supremacy
Alibaba released Qwen3.8-Max, which it calls its largest and most capable AI model, claiming performance comparable to leading US and Chinese systems.
Fish Audio raises $52M seed to build AI voice models for creators and enterprises
Fish Audio raised a $52M seed round to develop AI voice models. It reports over 8 million users of its open-source or hosted models and $21M in annual recurring revenue.
Beyond RAG: Task-aware knowledge compression for enterprise AI on AWS
An AWS blog post presents task-aware knowledge compression (TAKC), which pre-compresses knowledge bases into task-specific representations across fidelity tiers to handle analytical tasks spanning many documents.
Nvidia, Microsoft launch open AI security alliance — without OpenAI, Google, or Anthropic
Nvidia and Microsoft, alongside SpaceX and IBM, launched the Open Secure AI Alliance to build and share open-source AI security tools, notably without OpenAI, Google, or Anthropic.
As US weighs response to Chinese AI, industry urges against broad open-weight restrictions
As Washington debates its response to Chinese AI and alleged model distillation, companies including Nvidia and Mistral are pushing back against broad restrictions on open-weight models.
‘AI communism’, rogue models, and the why Kimi K3 spooked Wall Street
Chinese lab Moonshot's open Kimi model drew strong reactions from the U.S. AI industry, while an unreleased OpenAI model ended up connected to a security breach at Hugging Face.
Arcee, a US open source AI lab, says Chinese models are not inherently dangerous
US open source AI lab Arcee says Chinese AI models are not inherently dangerous, as debate intensifies over their growing capability and adoption among US companies.
OpenAI says Hugging Face was breached by its own pre-release models
OpenAI says a breach at Hugging Face was caused by its own pre-release models during internal testing that went wrong.
OpenAI is scared of open-weight models. Should the US be?
Debate over banning Chinese-made open-weight language models highlights the tension between AI competition and the challenge of building a business around it.
Introducing Cosmos 3 Edge
Hugging Face has launched Cosmos 3 Edge, a new tool aimed at developers to enhance AI model development and deployment on edge devices.
At SIGGRAPH, NVIDIA Advances Graphics and Simulation With Agentic and Physical AI
NVIDIA used SIGGRAPH to showcase graphics and simulation advances driven by agentic and physical AI, spanning media, content creation and robotics.
Nonprofit Current AI is racing to build the World Wide Web of AI, free for all
Current AI, a nonprofit developing freely accessible AI intended to include all cultures, reports progress across devices, AI chat, and other areas.
Nemotron Labs: How Open Models Give Enterprises and Nations AI They Can Trust, Control and Customize
NVIDIA's Nemotron Labs highlights open models as a way for enterprises and nations to build AI they can trust, control and tailor to domain-specific needs.
Aurora 1.5: Extending open foundation models for weather and Earth-system applications
Aurora 1.5 expands Microsoft Research's open foundation model for weather and Earth-system applications, adding more variables, hourly resolution, and ensemble forecasting.
NVIDIA and Hugging Face Bring New Models and Frameworks to LeRobot for the Open Robotics Community
NVIDIA and Hugging Face are working together to provide new models and frameworks aimed at the open robotics community, leveraging shared resources for innovation.
Why Open-Source AI Is a Strategic Necessity, Not a Charity
Open-weight models are often described as generosity toward the community. For the organizations adopting them, the real story is strategic: control, cost, privacy, and not betting your future on a single vendor.
Small Language Models: Why Smaller Is Suddenly Smarter
The race is no longer only about bigger models. Small language models that run cheaply — even on a phone — are one of AI's most important trends. Here is why, and what to watch.
Open vs Closed AI Models: Which Should You Build On?
Should you build on an open-weight model you run yourself, or a closed model behind an API? A practical comparison across control, cost, capability, privacy, and effort.
Hugging Face Transformers: The Open-Source Standard for Working With AI Models
Transformers is the open-source Python library that made state-of-the-art AI models accessible to everyone. Here is what it does, who should use it, and where it fits in a modern AI stack.
Weekly AI Roundup: Agents, Local Models, and the Regulation Clock
Our inaugural weekly roundup: why agents dominate the conversation, what the local-model ecosystem's maturity means for builders, and the regulatory deadlines coming into focus.
Stable Diffusion: The Open Model That Democratized AI Image Generation
Stable Diffusion made high-quality text-to-image generation open and runnable on consumer GPUs, sparking a vast ecosystem of tools and fine-tunes. Here is what it is and why it mattered.
Ollama: Run Open-Source LLMs on Your Own Machine in Minutes
Ollama turned 'running an LLM locally' from a weekend project into a single command. Here is what it does well, where it hits limits, and when local models beat cloud APIs.
LoRA: The Trick That Made Fine-Tuning Affordable
Fine-tuning a giant model used to require giant resources. LoRA showed you can adapt one by training a tiny number of extra parameters — and it became the default method for customizing open models.