Mistral AI

Open Weights Aren’t Open Source: What AI Licences Really Allow

by
Open Weights Aren’t Open Source: What AI Licences Really Allow

Downloading a model’s parameters and calling it open source is one of the industry’s most persistent conflations. Almost everything sold as “open AI” is really open weights: a company publishes the learned parameters that let the model run, wrapped in a licence that is either genuinely permissive or stuffed with conditions. True open source, as … Read more

Nous Research Raises $90M at $1.5B Valuation to Sell Open-Source Hermes Agents

by
Nous Research Raises M at .5B Valuation to Sell Open-Source Hermes Agents

Nous Research, the lab behind the open-source Hermes agent, has closed a $90 million Series B at a $1.5 billion valuation — a final figure that landed above the roughly $75 million discussed while negotiations were still in progress. Announced on October 7, 2026, the round was led by Robot Ventures, with Nvidia, Union Square … Read more