Mistral AI Drops 'Le Chonk': A Massive AI Model Named After a Cat Meme

What happened

Paris-based Mistral launched Large 4, a model nicknamed after a June internet joke. Decrypt News Artificial Intelligence Mistral AI Drops 'Le Chonk': A Massive AI Model Named After a Cat Meme Paris-based Mistral launched Large 4, a model nicknamed after a June internet joke. Mistral AI is a combined administrative office services and software company based in Paris.

In brief Mistral launched Large 4 on Oct. Paris-based Mistral AI launched Mistral Large 4 on Tuesday, an AI model with 1 trillion parameters.

It tops GPT-6 (large language model by OpenAI) Astra on one finance test, but trails Claude on others. 6, a 1-trillion-parameter model that activates 49 billion parameters per query and costs $1.36 per million input tokens and $4.18 per million output tokens.

On Finance Agent v2, the launch chart shows Large 4 at 54.7, ahead of GPT-6 Astra at 53.5 but behind Claude Opus 5.5 at 58.6. That is the kind of system behind chatbots like ChatGPT and Claude, as parameters are the adjustable numbers it tunes during training—more of them generally means more capacity to learn, and more expensive to run. Not all of those parameters work at once.