OpenAI Codex Alternatives

OpenAI Codex is described as 'One agent for everywhere you code. Powered by OpenAI’s frontier coding models and included in ChatGPT Plus, Pro, Business, Enterprise, and Edu' and is a ai coding assistant in the development category. There are more than 50 alternatives to OpenAI Codex for a variety of platforms, including Mac, Windows, Linux, Web-based and Visual Studio Code apps. The best OpenAI Codex alternative is Void, which is both free and Open Source. Other great apps like OpenAI Codex are Gemini CLI, Google Antigravity, opencode and Windsurf Editor.

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Alternatives list

  1. BLACKBOX.AI icon

    BLACKBOX.AI

     1 like

    Comprehensive AI coding assistant supporting code completion, debugging, and optimization with over 300 models, multi-platform access, seamless workflow integration, automation, context awareness, and input handling for text, image, video, and speech.

    54 BLACKBOX.AI alternatives

    Cost / License

    • Subscription
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Visual Studio Code
    • Software as a Service (SaaS)
    BLACKBOX.AI screenshot 1
     

    • BLACKBOX.AI is the most popular Android, iPad & Android Tablet alternative to OpenAI Codex.

    • BLACKBOX.AI is Paid and ProprietaryOpenAI Codex is also Paid and Proprietary
  2. vim-ai icon

    vim-ai

     4 likes

    Complete text, generate code and chat with GPT in Vim/Neovim using OpenAI.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Editing/generating code
     
  4. CodeSage icon

    CodeSage

     1 like

    CodeSage is an AI Chatbot that reads code directly from github to get you the most accurate answers. It solves the problem of incorrect code given by chatbots like ChatGPT because they do not have info on the specific version of the library you're using.

    Cost / License

    • Subscription
    • Proprietary

    Platforms

    • Online
    Choosing repository and version
     
  5. Ad
    Screenshot
    BLACKBOX.AI icon
    BLACKBOX.AI

    Comprehensive AI coding assistant supporting code completion, debugging, and optimization with over 300 models, multi-platform access, seamless workflow integration, automation, context awareness, and input handling for text, ima...

    https://www.blackbox.ai
    Learn More
  6. ChatInsight.AI icon

    ChatInsight.AI

     Like

    A knowledge-based AI bot you can custom, powered by ChatGPT, helps you centralize knowledge and data, scaling up your internal & external support capabilities.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    ChatInsight.AI screenshot 1
     

  7. hi - AI Assistant

     2 likes

    hi isn't just another AI chat wrapper or fully autonomous coding agent - it's a context-aware terminal assistant that operates within your workflow. It sees what you see - your terminal window, eliminating context switching and copy-pasting.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Python
    • Mac
    • Linux
    • Windows
    hi - AI Assistant screenshot 1
     
  8. PaletAI icon

    PaletAI

     1 like

    App to create, play, and share AI-generated mobile games, no coding required.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • iPhone
    PaletAI screenshot 1
    PaletAI screenshot 2
    PaletAI screenshot 3
     
  10. iQuest Coder icon

    iQuest Coder

     Like

    A new family of code large language models (LLMs) designed to advance autonomous software engineering and code intelligence.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
    • Python
     
  11. Traycer AI icon

    Traycer AI

     Like

    Traycer transforms your ideas into clear, step-by-step plans that AI coding tools like Claude Code and Cursor can follow easily. Spend less time writing prompts and complete your projects faster.

    29 Traycer AI alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    Traycer AI screenshot 1
     
  12. nao icon

    nao

     Like

    An AI-powered IDE for data teams that connects directly to your data warehouse to write SQL, Python, and dbt workflows with full schema context.

    55 nao alternatives

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Application types

    Platforms

    • Windows
    • Mac
    nao screenshot 1
     
  13. SageBow icon

    SageBow

     Like

    SageBow's autonomous AI agents deploy directly into your Python environment and execute end-to-end tasks.

    Cost / License

    • Subscription
    • Proprietary

    Platforms

    • Software as a Service (SaaS)
    SageBow screenshot 1
     
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