muonai/PULSE-1B

TEXT GENERATIONPricing:Input $0.04 / Cached $0.008 / Output $0.08Concurrent Unit Cost:1Model Size:0.5BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Sep 1, 2026License:apache-2.0Architecture:Transformer Open Weights Featherless Exclusive Cold

PULSE-1B by Muon AI is a 0.5 billion parameter causal language model, fine-tuned from Qwen2.5-0.5B-Instruct, designed for privacy-first, edge-assisted, and encrypted web application workflows. It offers strong instruction-following capabilities with minimal resource requirements, making it suitable for deployment on low-tier infrastructure. The model is optimized for private AI chat assistants and encrypted web app backends, focusing on secure and efficient local inferences. It operates with an ultra-lightweight footprint, requiring less than 2 GB of GPU VRAM.

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Muon AI PULSE-1B: Privacy-First Edge AI

PULSE-1B is a lightweight, 0.5 billion parameter causal language model developed by Muon AI, fine-tuned from Qwen/Qwen2.5-0.5B-Instruct. It is specifically engineered for privacy-first applications, edge computing, and encrypted web workflows, emphasizing efficient instruction-following with minimal resource consumption.

Key Features & Architecture

  • Privacy-First Design: Optimized for end-to-end encrypted API bridges, ensuring data privacy for applications like the Muon AI Web Interface.
  • Ultra-Lightweight Footprint: Requires less than 2 GB of GPU VRAM (FP16/BF16) or CPU memory, enabling cost-effective hosting on free or low-tier infrastructure.
  • Apache 2.0 License: Fully open-source and permissible for both commercial and non-commercial deployment.
  • Fine-Tuning: Utilizes LoRA (Low-Rank Adaptation) merged with the base model, trained on the Salesforce/wikitext dataset to enhance text structure and reasoning.

Primary Use Cases

  • Private AI Chat Assistants: Designed to power secure and confidential conversational AI.
  • Encrypted Web App Backends: Ideal for applications where data privacy and security are paramount.
  • Edge & Local Inferences: Suitable for deployment on devices with limited computational resources, supporting local AI operations.