Best AI Code Completion Tools

AI tools that provide real-time inline code suggestions, autocompletion, and multi-line completions as you type in your editor.

8 tools reviewed

Amazon CodeWhisperer

AWS-native AI code assistant with security scanning and IAM-aware suggestions

Free AI code acceleration platform with completions, chat, and search

Open-source AI coding assistant that lets you connect any LLM to your IDE

AI-first code editor built for deep multi-file agentic coding workflows

AI pair programmer by GitHub and OpenAI for real-time code suggestions

AI coding assistant with enterprise-grade codebase search and context

Privacy-first AI code completion that runs locally or on your own cloud

AI-native IDE by Codeium with deep agentic coding and flow state focus