Models & Releases

With new open models, Meta pitches another reboot of its struggling AI strategy

Meta has announced its intention to focus on open-weight large language models. Additionally, the company announced the release of an open model called Muse Glimmer and a promise to open the weights for Muse Spark 1.2, its more powerful model, in the next few weeks. Alongside these announcements, Meta CEO Mark Zuckerberg published a more than 6,000-word essay outlining the company's philosophy about AI systems and governance moving forward. The essay aims to differentiate Meta from companies li

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Meta has announced a strategic shift toward open-weight large language models, releasing one smaller model with publicly available weights and promising to open the weights of a more powerful model in the coming weeks. The company's CEO published a lengthy essay arguing that distributed, open AI systems are safer and more beneficial than the tightly controlled proprietary models developed by competing companies, and that concerns about AI danger are being used to justify excessive concentration of power. This matters because Meta has been lagging behind competitors in AI adoption and revenue, and is repositioning itself as an affordable, customizable alternative to both frontier labs and Chinese competitors. The move represents a significant recalibration of Meta's AI strategy following leadership changes and reflects an ongoing industry debate about whether open or proprietary approaches to AI development are preferable.

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Anthropic releases new Mythos and Fable models amid RSI concerns

Anthropic says the new models "show improvements in areas like coding, reasoning, and vision," as well as in communicating more clearly with users.

Also reported by The Verge, SiliconANGLE and MarkTechPost

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Runway’s Praxis-1 world action model for robotics is now available

Praxis-1 builds on Runway’s work as a founding member of the Cosmos Coalition, advancing open world models for physical AI. | Source: Runway Runway AI Inc. yesterday released Praxis-1, its world action model for robotics. The model is now available to developers with open weights under the Apache 2.0 license. Runway first announced Praxis-1 in September with launch partners including Noble Machines, Standard Bots, and Ultra. Since then, these companies have been running the model on their own ha

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Google releases Gemini 4 Carbon with agent ‘swarm’ feature

Google is rolling out its latest AI model, Gemini 4 Carbon, to the general public after releasing it to a select group of "cybersecurity defenders" two weeks ago. Google claims Carbon is its "strongest model" yet, and capable of competing with the very best systems from Anthropic and OpenAI. Google says Gemini 4 Carbon "pushes the frontier even further" than Argon, referring to the company's other frontier model that launched only last month. The company said Argon will likely

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Gemini 4 Carbon is now available

The latest version aims to deliver improved performance while reducing the computational resources and energy required for AI operations.

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Google Launches Gemini Decisions API With Gemini Decision 1 at $0.10/M Tokens

Google has launched the Gemini Decisions API, powered by a new model, Gemini Decision 1 (gemini-decision-1). The Gemini Decisions API does not generate text. It scores up to 1,000 typed questions against one shared input and returns calibrated probabilities. For developers, this targets the small branching calls inside agents: routing, policy checks, tool selection and grading. Google prices it at $0.10 per 1M input tokens, with zero output tokens billed. TL;DR Size: Context is 262,144 t

Also reported by SiliconANGLE

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Introducing AlphaProof Code: a breakthrough in verifying complex software at depth

AlphaProof Code agents wrote three million lines of proofs in Lean to verify Signal’s core encryption.