Monolith-1.0 Released with Open Weights

DrDatta_AIIMS · x · 2026-07-18

The cited post introduces **Monolith-1.0**, an open-weight model designed for frontier reasoning. It utilizes a **1.57T parameter MoE** architecture, activating **49.5B** parameters per token. It natively supports a **1 million token** context window and was scaled using a two-stage YaRN curriculum. Trained on **12,288 Ascend 910C NPUs** using **60T tokens**, it claims to achieve state-of-the-art performance among open-source models at the time of release.\n\nThe post also shares several benchmark scores: **GPQA Diamond 95.9%**, **MMLU-Pro 96.2%**, and **AIME 2025 90%+**. The model weights, tokenizer, and evaluation framework are all released under the **MIT License**, with no waitlist required, and an open chat interface is available for direct testing.

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