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Show HN: I built a free in-browser Llama 3 chatbot powered by WebGPU (github.com)

547 points by abi · 833 days ago · 139 comments on HN

Article summary

The article presents a free, in-browser Llama 3 chatbot powered by WebGPU, which allows for fully private conversations without the need for a server. The chatbot supports various models, including Llama 3 and Mistral, and can run offline. The project is open-source and available on GitHub, with the author seeking contributions to improve the interface and support more models. The chatbot's performance is comparable to ChatGPT4 for certain prompts, making it a viable alternative for local use.

Main themes

  • Private AI chatbots
  • WebGPU technology
  • Local AI models
  • Browser storage limits
  • LLM performance

What commenters say

  • The chatbot's ability to run locally and privately is a significant advantage over cloud-based alternatives.
  • The large model sizes required for the chatbot may pose a challenge for users with limited browser storage or slower internet connections.
  • Some users have successfully run the chatbot on their devices, including a Pixel 6 phone and an RTX 2080 GPU, with impressive results.
  • The chatbot's performance is not without issues, including a bug that causes it to generate weird output when the 'New Chat' button is clicked while an answer is generating.
  • The use of WebGPU technology allows for faster and more efficient processing of AI models in the browser.
  • There is a need for better management of model downloads and storage across different websites and applications.
  • The chatbot's ability to hallucinate convincing results can be both impressive and misleading, highlighting the need for careful evaluation of its outputs.