AI News

Meta AI Open-Sources Rebalancer: A C++ Assignment Solver That Runs About 40 Million Placement Problems a Day

Meta has open-sourced Rebalancer, the C++ and Python library it has used for over 9 years to place shards, servers and traffic. It handles about 40 million assignment problems a day, using local search or MIP solvers like Gurobi, FICO Xpress and HiGHS. It is pip-installable under Apache 2.0.

The post Meta AI Open-Sources Rebalancer: A C++ Assignment Solver That Runs About 40 Million Placement Problems a Day appeared first on MarkTechPost.

Read More »

OpenAI drops another batch of mathematical breakthroughs

OpenAI has revealed solutions to a number of long-standing mathematics problems produced by an unreleased frontier model in a batch of 722 manuscripts, covering 372 result families that group related papers. It extends a run of breakthroughs that have both impressed and unsettled parts of the mathematical community while raising questions about research ethics and […]

Read More »

Crunchbase Data Shows AI’s Most Active Startups Are Becoming Serial Acquirers

Some of the AI industry’s fastest-growing startups are becoming serial acquirers, buying smaller companies to fill product gaps, enter new markets and bring specialized teams in-house, a review of Crunchbase data shows. While AI giant OpenAI is by far the busiest of these buyers, well-funded startups in legal tech, customer service and software development have also made multiple acquisitions this year.

Read More »

Reka Releases Rho-1: A 19B Omni-Reasoning Model That Understands, Generates Video and Outputs Robot Actions in One

Reka has released Rho-1, a 19B omni-reasoning model trained from scratch. One network reads and generates text, images, video and robot actions over a shared KV cache. A distilled variant returns a 5.3-second clip in about a second. It is a research preview with no public weights yet.

The post Reka Releases Rho-1: A 19B Omni-Reasoning Model That Understands, Generates Video and Outputs Robot Actions in One appeared first on MarkTechPost.

Read More »

Mistral AI Releases Mistral Large 4 (Le Chonk): A 1.05T Parameter Multimodal MoE Model

Mistral AI has released Mistral Large 4, nicknamed Le Chonk, as a public preview. It is a 1.05 trillion parameter Mixture of Experts model with 49 billion active parameters, native image input, and a 1 million token context window, trained on 3,800 NVIDIA Grace Blackwell GPUs in Mistral’s own European datacenters. The API is live now; open weights ship end of October 2026.

The post Mistral AI Releases Mistral Large 4 (Le Chonk): A 1.05T Parameter Multimodal MoE Model appeared first on MarkTechPost.

Read More »

Google is about to remove free access to Gemini Flash and Pro

Starting on October 9th, anyone using Google Gemini on a free plan will be limited to the Flash Lite model. Free users can currently choose from Gemini Flash Lite, Flash, and Pro, but now you’ll need a $4.99/month Google AI Plus subscription to access the standard Flash model. However, that subscription is also getting a […]

Read More »

We can’t just change the definition of ‘recording’

With AI hardware, tech companies are pushing the definition of what does and doesn’t constitute a recording. For most of gadget history, it’d be reasonable to assume that a device with a microphone or camera is either recording you or it isn’t; it’s either on or off, without much gray area. Microphones capture sound. Cameras […]

Read More »