Open Model

This video explores how PewDiePie trained his own uncensored AI model, Ajax, at home after being banned from OpenAI for distillation. It discusses the implications of open-source AI and the tension between corporate AI control and individual freedom.

AI News • Fireship

Reka AI has unveiled Rho-1, a 19-billion-parameter omni-model that processes and generates text, images, video, and robot control actions in a single neural network. Trained on 320 H100 GPUs in about three months, it uses a fraction of the compute of today's top models.

AI Models • The Decoder

Mistral has launched Mistral Large 4, a 1 trillion-parameter multimodal model with 49 billion active parameters, in public preview. The company claims it pushes the frontier of open-weight performance, with weights expected to be released at the end of the month.

AI Models • Hacker News

A new lightweight decision model called PolicyLM-1.7B, released with open weights by Musubi, is designed for real-time content moderation. The model aims to change how AI decision models are used in this space.

AI Models • TechCrunch AI

OpenAI has launched a new Decisions API that classifies text and images about ten times faster than its Responses API, returning yes/no probabilities, category picks, or scale ratings. The company also cut its paid API tiers from five to three.

AI Models • The Decoder

Mistral has released a new model, reportedly nicknamed 'Le Chonk', which the company claims can rival top closed models while remaining open-weight. The model is positioned as a challenger to leading proprietary AI systems.

AI Models • Ars Technica AI

Fireship breaks down the latest moves in the open-weight AI race, including Mistral, Reflection AI, and Moonshot. It highlights how a French model outperformed a $6.3 billion open-weight model, offering insights into the competitive landscape and technical advancements in open-source AI.

AI Models • Fireship

A new open-source decision model called Strands Decider 2B has been released, optimized for fast experimentation and local development. It is part of a new class of 'decision models' or 'system one models' that have gained attention since TypeSafe AI's launch of Jev.

AI Models • Hacker News