Apertus is described as 'As a fully open language model, Apertus allows researchers, professionals and enthusiasts to build upon the model and adapt it to their specific needs, as well as to inspect any part of the training process' and is a AI Chatbot in the ai tools & services category. There are more than 50 alternatives to Apertus for a variety of platforms, including Web-based, Mac, Windows, Android and iPhone apps. The best Apertus alternative is ChatGPT, which is free. Other great apps like Apertus are Lumo by Proton, DeepSeek, Mistral Le Chat and DuckDuckGo AI Chat.
Poe is a web-based AI platform that hosts multiple assistant bots—including Claude and various GPT and image/audio models—to provide conversational Q&A, image and audio generation, and automated AI workflows.
LibreChat is a free, open source AI chat platform. This Web UI offers vast customization, supporting numerous AI providers, services, and integrations. Serves all AI Conversations in one place with a familiar interface, innovative enhancements, for as many users as you need.
Grok is an AI-powered assistant, developed by xAI, designed to be maximally truthful, useful, and curious. Get answers to any question, generate striking images, and upload pictures to gain a deeper understanding of your world. With Grok, the universe is in your hands!
Mellum-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks.
As part of Meta’s commitment to open science, today we are publicly releasing Llama (Large Language Model Meta AI), a state-of-the-art foundational large language model designed to help researchers advance their work in this subfield of AI.
Built with Meta Meta Llama, Meta AI is one of the world’s leading AI assistants, already on your phone, in your pocket for free. And it’s starting to go global with more features. You can use Meta AI on .
A family of lightweight, state-of-the art open models built from the same research and technology that we used to create the Gemini models.
Unleash the power of artificial intelligence right at your fingertips with Chatbox, the versatile client application seamlessly integrated across all major platforms – Windows, Mac, Linux, Web, and iOS.
Confidential AI chat assistant delivering writing, summarization, voice transcription, email handling, and document search tools, all hosted exclusively in Switzerland with open source models, data sovereignty, and compliance with GDPR and FADP standards.
Khoj is an open-source AI second brain that learns from your notes (Obsidian, EMACS), documents, and has access to the internet. It can replace your search engine, help you with reading papers, and get you transparent, fast answers.
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