Here are the top free AI tools in 2025 for AI-assisted coding using text prompts — ideal for beginners, developers, students, and tech content creators.
💻 Best Free AI Coding Tools (Prompt-Based)
1. GitHub Copilot (via GitHub Codespaces)
- 🧠 AI code completion inside VS Code, GitHub Codespaces, or JetBrains.
- ✅ Free for students and open-source developers.
- Prompt Example: “Write a Python function to check for palindrome”
2. Replit Ghostwriter (Free Plan)
- 🖥️ In-browser AI code assistant + IDE for 50+ languages.
- ✅ Free plan with limited AI suggestions.
- Prompt: “Build a to-do app in React with Firebase”
3. Codeium
- ⚡ Free AI autocomplete tool for VS Code, JetBrains, and browser.
- ✅ 100% Free for individual developers.
- Supports custom prompts like: “Generate a login form in HTML/CSS”
4. Google Gemini (Formerly Bard)
- 🌐 Prompt-based coding help, bug fixing, and code explanation.
- ✅ Free with a Google account.
- Prompt Example: “Explain this C++ pointer code and fix the bug”
5. ChatGPT (OpenAI)
- 🤖 GPT-3.5 free version handles complex coding prompts and debugging.
- ✅ Free to use.
- Prompt: “Generate a responsive portfolio site in HTML/CSS/JS”
6. AskCodi
- 🛠️ AI assistant for code generation, SQL queries, and documentation.
- ✅ Free tier available with limited prompts.
- Prompt: “Write SQL to get top 5 orders from sales table”
7. Kite (Legacy/Archived) (status may vary)
- 💡 Previously a free AI code completion tool for Python.
- ✅ Legacy tools still available for download/use.
- Best for offline learning or legacy systems.
8. Phind
- 🌐 “Search engine for developers” with AI-based code answers.
- ✅ Free and fast.
- Prompt: “How to deploy Node.js app on Vercel?”
9. Cursor IDE (With GPT)
- 🖥️ AI-native code editor with GPT coding assistant built-in.
- ✅ Free plan available.
- Best for pair-programming-like experience.
10. Tabnine
- 🚀 AI code completion engine for VS Code, JetBrains, and more.
- ✅ Free plan with basic AI autocomplete.
- Language support: JS, Python, Go, Java, etc.
🔧 Bonus Prompt Ideas:
- “Write a login system using Node.js and MongoDB.”
- “Fix this Python function error.”
- “Convert this jQuery code to vanilla JavaScript.”
- “Explain this React useEffect hook.”