VS Code AI Extensions - AI Coding Inside Your Editor

aquilax vibe

freemium · $19-99

Specialized security scanner from AquilaX, built for AI-generated and vibe-coded software. Fingerprints LLM-written code, then runs SAST and taint analysis tuned to the insecure defaults, hallucinated APIs, and copy-pasted snippets that Copilot, Cursor, Claude, and ChatGPT introduce.

kilo code

freemium · $19+

Open-source AI coding agent for VS Code, JetBrains, and CLI that supports 500+ AI models. Features agentic workflows, inline autocomplete, browser automation, and an orchestrator mode that breaks complex tasks into coordinated subtasks.

void

free

Free, open-source VS Code fork with built-in AI coding features, inline completions, chat, and multi-file edits. All model calls can go directly to your chosen provider or a local model, keeping your code private.

pearai

freemium · $15+

Open-source AI code editor built on VS Code that integrates Claude, GPT-4o, and other frontier models directly into your workflow. Free plan available; premium adds unlimited AI requests and cloud sync.

codegeex

free

Free, open-source AI coding assistant built on a 13B-parameter multilingual model by Tsinghua University (THUDM). Provides code completion, generation, translation, commenting, intelligent Q&A, unit test generation, and repository-level chat across 100+ programming languages. Available as extensions for VS Code, JetBrains IDEs, Visual Studio, and HBuilderX.

cursor

freemium · $20+

AI-native IDE (VS Code fork) with Composer for multi-file editing and Agent mode for autonomous coding. Agent picks files, runs terminal, iterates on errors, and supports up to 8 parallel agents via git worktrees. Background Agents, Bugbot PR autofix, MCP plugins, and .cursor/rules complete the picture.

tabnine

freemium · $39-59

Enterprise-grade AI code assistant with inline completions, autonomous agents, and an organizational Context Engine. Deploys SaaS, VPC, on-prem, or fully air-gapped with zero code retention. Gartner 2025 Magic Quadrant Visionary for AI Code Assistants.

codegpt

freemium · $8+

Bring-your-own-key AI coding assistant for VS Code and JetBrains. Connect 15+ AI providers, run local models via Ollama, and keep full control of your data and costs.

github copilot

paid

AI coding assistant integrated into GitHub and VS Code. Generates code, fixes bugs, merges PRs, and now supports agent workflows. The original mainstream AI code tool.

roo code

freemium · $20-99

Open-source VS Code extension that gives you a full AI dev team in your editor. Supports any model (Claude, GPT, Gemini, local LLMs), custom modes for specialized tasks, and agentic multi-file editing with permission-based control.

snyk code

freemium · $25+

Developer-first static application security testing powered by DeepCode AI, with real-time IDE scanning, auto-fix suggestions, and data flow analysis across 19+ languages.

sourcery ai

freemium · $12-24

Automated code review and security scanning platform that provides instant PR reviews, real-time IDE feedback, and vulnerability detection, built for teams shipping AI-generated code at scale.

blackbox ai

freemium · $8+

AI coding assistant with multi-model access (Claude, Codex, Gemini, and more), autonomous agents for end-to-end tasks, and IDE integrations across VS Code, JetBrains, and 35+ platforms.

cline

free

Autonomous AI coding agent for VS Code that handles complex software development tasks step-by-step, with tools for creating/editing files, executing commands, browser automation, and Model Context Protocol (MCP) integration.

google antigravity

free

Google's agent-first IDE with mission control, multi-agent workflows, and a built-in browser for testing complex coding tasks end-to-end.