Apertus Alternatives

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.

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Alternatives list

  1. Open R1 icon
     11 likes

    Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.

    Cost / License

    Platforms

    • Self-Hosted
    • Python
     
  2. Brave Leo icon
     22 likes

    Leo is an AI-powered intelligent assistant, built right into the browser. Leo can answer questions, help accomplish tasks, and more.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Brave
    • Android
    • Android Tablet
    • iPhone
    • iPad
     
  3. LlamaGPT icon
     28 likes

    LlamaGPT is a chatbot that provides a ChatGPT-like experience, with no data leaving your device.

    Cost / License

    • Free
    • Proprietary (MIT)

    Platforms

    • Software as a Service (SaaS)
     
  4. Provides AI-powered writing tools, image generation, Genmoji, and memory movies; enhances Siri with deeper context and actions; integrates ChatGPT for complex tasks; prioritizes on-device processing for privacy; unifies features across Apple devices with Private Cloud Compute.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • iPhone
    • iPad
     
  5. Moshi icon
     14 likes

    Moshi is an innovative AI chatbot with advanced voice recognition, real-time interaction, and dual audio streams, setting up a new standard for voice-based chatbots.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
     
  6. Private GPT icon
     32 likes

    Ask questions to your documents without an internet connection, using the power of LLMs. 100% private, no data leaves your execution environment at any point. You can ingest documents and ask questions without an internet connection!

    237 Private GPT alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  7. ChatSonic icon
     48 likes

    Combining Google's knowledge graph, ChatSonic delivers real-time data, voice interaction, AI-produced visual content, personalized avatars, and API for services. It revisits past dialogs for informed responses and integrates Twitter for chat responses. Supported in multiple languages on Android, iOS, and web.

    262 ChatSonic alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    • Google Chrome
     
  8. Nano-GPT icon
     30 likes

    NanoGPT is revolutionizing AI access with a core mission: democratizing state-of-the-art models like ChatGPT, Claude, and more for everyone, globally. We believe cutting-edge AI should be accessible, not expensive or complex.

    68 Nano-GPT alternatives

    Cost / License

    • Pay once
    • Proprietary

    Platforms

    • Online
     
  9. Instella icon
     7 likes

    Instella, a large language model tool developed by AMD, provides exceptional performance with open access to model weights and training data, promoting advancements in AI. It bridges the gap between fully open and open weight models by outperforming competitors like Llama-3.2-3B.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Self-Hosted
    • Docker
    • PyTorch
     
  10. Nectar GPT icon
     16 likes

    An experimental open-source attempt to make GPT-4 fully autonomous.

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox
     
  11. Kimi icon
     7 likes

    Kimi is an intelligent assistant app that uses advanced reasoning to help users solve complex problems in areas like math, coding, and visual reasoning. It can handle both long and short chain-of-thought tasks efficiently, processing text and visual data to analyze images and...

    47 Kimi alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
     
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