Best AI tools for code agents

AI-first VS Code fork — chat, edit, and agentic coding in one IDE.

The original AI pair programmer, now with chat and agents.

Build & deploy a full app from a single prompt.

Open-source agentic coding assistant that plans, edits, and runs code inside your IDE

Terminal-based AI pair programmer that writes commits.

Frontier coding agent from Sourcegraph with pass-through model pricing

A high-performance, multiplayer code editor built in Rust with native AI agent workflows.

Anthropic's agentic coding tool that reads, edits, and ships code from the terminal, IDE, or web.

ByteDance's AI-native IDE built as a Cursor-style VS Code fork with agent and cloud-task workflows.

AI-native IDE turned agent command center, now folded into Cognition's Devin lineup.

Desktop prompt-composer for AI coding that bundles repo context, diffs, and multi-model comparison.

Sourcegraph's AI coding assistant — codebase-aware via their search index.

Open-source, self-hostable VS Code/JetBrains AI assistant.

Cognition Labs' "autonomous software engineer" agent.

Chinese AI lab shipping open-weight reasoning models that punch well above their API price.

Open-source terminal coding agent with LSP, DAP, subagents, and a native Rust execution engine.

Open-source agentic coding assistant for VS Code, JetBrains, and the terminal with bring-your-own-key routing across 500+ models.

Jupyter-native AI agent built for multi-week ML and data science projects.

Open-source MCP toolkit that gives coding agents IDE-grade symbol search, refactoring, and editing across 40+ languages.

Open-source MCP server that pipes Figma designs into AI coding agents as structured, low-noise context.

Open-source AI coding agent that runs in your terminal, IDE, or desktop and talks to 75+ LLM providers.

AI answer engine for developers that cites sources and writes working code.

VS Code agent that builds, tests, and debugs full-stack apps across 25+ frameworks with multiple frontier LLMs.

Opinionated ruleset that forces AI coding agents to write less code by reusing what already exists.

DeepSeek-native terminal coding agent built around byte-stable prefix caching for cheap long sessions.

Desktop code editor that orchestrates many AI coding agents in parallel using isolated Git worktrees.

Open-source design-taste framework that stops AI coding agents from shipping generic, templated UIs.

An AI developer with its own cloud computer that writes code in your GitHub repo, runs the tests, and hands you a pull request.

Glamourous agentic coding for your terminal

Open-source enterprise low-code platform with a pluggable AI code generator, RAG knowledge base and MCP agent tooling.

Frontier code models with ultra-long context aimed at automating software engineering

Open-source, model-agnostic terminal coding agent

Open-source AI code editor — a VS Code fork with Continue baked in

Open-source, self-hosted AI coding assistant