Top 7 Coding AI Agents for VS Code in 2026

TL;DR: The best coding AI agents for VS Code in 2026 are GitHub Copilot, Claude Code, Cline, Kilo Code, Augment Code, Tabnine, and Qodo Gen. Claude Code leads with 22.3M installs. Cline and Kilo Code are free and open source.

The seven best coding AI agents for VS Code in 2026 are GitHub Copilot, Claude Code, Cline, Kilo Code, Augment Code, Tabnine, and Qodo Gen. These are agents, not autocomplete. An AI agent plans a task, edits many files, runs terminal commands, and waits for your review. Claude Code is the most installed at 22.3 million on the VS Code Marketplace. Cline and Kilo Code are open source and free to run with your own API key.

The 7 best VS Code AI agents at a glance

Agent	Type	Best for	Free to start	Paid from
GitHub Copilot	Extension (Copilot Chat)	The default inside VS Code	Yes, free tier	$10/mo, up to $100 Max
Claude Code	Native extension + CLI	Big refactors, strongest agent	API pay as you go	$20/mo with Claude Pro
Cline	Open-source extension	Control and cost transparency	Yes, bring your own key	Free
Kilo Code	Open-source extension	Model choice and spend control	Yes, bring your own key	Free, or $19/mo Pass
Augment Code	Extension	Large, complex codebases	No	$100/mo
Tabnine	Extension	Privacy and self-hosting	Trial	$39/user/mo
Qodo Gen	Extension	AI code review and tests	Trial	About $30/mo

1. GitHub Copilot

GitHub Copilot is the most widely used AI developer tool, and it lives right inside VS Code through the Copilot Chat extension. Its agent mode turned Copilot from autocomplete into a real agent. It reads your codebase, edits multiple files, runs terminal commands and tests, and fixes its own mistakes in a loop until the task is done.

At GitHub Universe in late 2025, GitHub launched Agent HQ. It adds Mission Control, a single place to assign and track many agents working in parallel. It adds Plan Mode, where the agent asks questions and writes a plan before it codes. It also opens the door to coding agents from Anthropic, OpenAI, Google, and others, all running inside your subscription. You set lasting rules for the agent in a source-controlled AGENTS.md file.

Pricing starts free, with 2,000 completions a month and limited agent use. Pro is $10 a month, Pro+ is $39, and Business is $19 per seat. GitHub added a Max plan at $100 a month in June 2026 for heavy agent use. Every paid plan now runs on usage-based billing: completions stay unlimited, while chat, code review, and agent mode draw on a monthly pot of GitHub AI Credits, worth $15 on Pro, $70 on Pro+, and $200 on Max. GitHub paused individual paid sign-ups during that cutover and reopened them on June 16, 2026, so all plans onboard new users again.

1. Install the GitHub Copilot Chat extension from the VS Code Marketplace.
2. Sign in with your GitHub account and start on the free tier.
3. Open the Chat panel and switch the mode dropdown to Agent.
4. Give it a task, then review and approve its file edits and commands.

2. Claude Code

Claude Code is Anthropic’s agentic coding tool. Its VS Code extension is the most installed agent on this list at 22.3 million installs, up from 17.7 million in June. It runs as a panel you dock in the sidebar. It shows every file edit as a side-by-side diff you approve before it applies. The extension and the terminal share the same history, so you can move between them on one task.

Two features make it strong on hard work. Plan mode opens the agent’s plan as a markdown document, and you add inline comments before any edit happens. It also supports MCP and subagents, so it can pull in outside tools and split a big task into parts. We reach for Claude Code on large refactors and multi-file changes where a smaller agent loses the thread.

Access comes with a Claude plan or the API. Claude Pro is $20 a month, Max is $100 or $200, and the API is pay as you go. You sign in with your subscription, so no API key is needed for the extension. For more on the model tiers, see our breakdown of Claude Fable vs Opus vs Sonnet.

1. Install Claude Code for VS Code from the Marketplace (publisher Anthropic).
2. Sign in with a Claude Pro, Max, Team, or Console account.
3. Open the panel, type a task, and use Plan mode for anything large.
4. Review each diff and approve, reject, or edit before it applies.

3. Cline

Cline is an open-source autonomous agent that runs in VS Code, with 4.9 million installs. It is free under the Apache license, with an Enterprise tier for SSO, RBAC, and central billing. The big draw is control. You bring your own API key from any major provider, including Claude, GPT, Gemini, and local models, so you see and own every cost.

Cline’s Plan and Act modes are the model many other agents copied. In Plan mode it reads and reasons without touching files. In Act mode it executes, and you approve each step or flip on auto-approve for autopilot. It supports MCP, so you can connect databases, APIs, and custom tools. There is no lock-in and no markup. You can also buy inference credits through Cline at cost if you prefer not to manage a key.

1. Install Cline from the VS Code Marketplace (publisher saoudrizwan).
2. Add an API key from your provider, or buy Cline credits at cost.
3. Start in Plan mode to agree on an approach, then switch to Act.
4. Approve each step, or enable auto-approve once you trust the task.

4. Kilo Code

Kilo Code is an open-source agent for VS Code and JetBrains, with 1.4 million installs. It started as a superset of Cline and Roo Code and pulls the best of both into one tool. It gives you access to more than 500 models across 60-plus providers, including the latest from Anthropic, OpenAI, and Google, all from one open-source agent.

The standout feature is automatic model routing. Kilo sends planning, coding, and debugging to the right model for each step, based on a tier you choose, so you control spend without micromanaging it. It has specialized modes like Architect, Code, and Debug, plus an MCP marketplace to add tools. You pay with your own key at no markup, use the pay-as-you-go Kilo Gateway, or take a Kilo Pass from $19 a month. The platform itself is free for individuals, with a Teams plan at $15 per user a month.

1. Install Kilo Code from the VS Code Marketplace (publisher Kilo Code).
2. Connect your own API keys, or top up the Kilo Gateway.
3. Pick a model tier and let auto routing place each task.
4. Use Architect mode to plan, then Code mode to build.

5. Augment Code

Augment Code is an AI platform for VS Code built for large, complex codebases. It has 772,000 installs and a clear focus. Its context engine maps your whole repository by structure, not keyword search, so the agent pulls only the slice a task touches. That is the edge on big or legacy code where other agents get lost.

Augment’s agent breaks a request into a plan and builds each step, editing across the workspace and using the terminal. It also runs Remote Agents for work that continues in the background, and connects to more than 100 tools through MCP. Smart Apply lets you accept a suggested change with one click. Pricing is $100 a month for the Business plan, which includes $100 of usage across the model, context engine, and compute, pooled over as many as 50 seats, with pay-as-you-go top-ups after that and Enterprise priced on request. There is no free tier today.

1. Install the Augment extension from the VS Code Marketplace.
2. Sign in and let it index your repository once.
3. Open the agent with the sidebar icon or Ctrl/Cmd+L.
4. Describe the change and review the plan before it runs.

6. Tabnine

Tabnine is one of the oldest names in AI coding, and in 2026 it is a full agentic platform, not just autocomplete. It runs in VS Code and has 9.6 million installs on its original Marketplace listing. Its focus is privacy and control, which makes it a common pick for banks, health firms, and other teams with strict rules.

Tabnine now ships an agent plus specialized agents for code review, testing, documentation, and fixes, along with a command-line tool. It offers zero code retention and can run as SaaS, in your private cloud, on-premises, or fully air-gapped. You can switch models or connect your own private model endpoint. Pricing is $39 per user a month for the Code Assistant plan and $59 for the Agentic plan. One thing to watch before you install: the public Marketplace listing is now labeled Legacy and no longer onboards new users, who are sent to Tabnine’s enterprise extension instead. The old free tier is gone.

1. Install Tabnine from the VS Code Marketplace.
2. Sign in and pick a model, or connect your own endpoint.
3. Choose a deployment that fits your privacy rules.
4. Open the agent and assign a coding or review task.

7. Qodo Gen

Qodo Gen, formerly Codium, is an agent that pairs code generation with strong code review and testing. It runs in VS Code with 893,000 installs, under a listing now named Qodo: AI Code Review. Where most agents focus on writing code, Qodo also focuses on code integrity, catching bugs and breaking changes before they ship.

Qodo Gen has an agentic mode that breaks a task into steps and can run code and tests in the IDE through an MCP terminal tool. Its review agent flags bugs, breaking changes, and security issues, with one-click fixes. It also finds and runs missing tests on your changes. It supports MCP and multiple models, including Claude and GPT. Pricing is a 14-day trial with no card, then a credit-based Pro Team plan at $30 a month for up to 30 users, with Enterprise on request. Open-source projects can apply for free access.

1. Install Qodo Gen from the VS Code Marketplace (publisher Codium).
2. Sign in and start the 14-day trial.
3. Use Agent mode to build, then run the review agent on your diff.
4. Accept one-click fixes and let it generate missing tests.

Also worth knowing: OpenAI Codex

One agent sits outside our seven and is too big to ignore. OpenAI ships Codex as a VS Code extension, and at 12.6 million installs it is now the third most installed agent on the Marketplace, behind GitHub Copilot Chat and Claude Code. It runs the same loop as the others, planning a task, editing files, and running commands, and it comes with a ChatGPT Plus, Pro, or Business plan rather than a separate subscription. We keep it off the main list because it is really the IDE face of OpenAI’s own agent stack rather than a standalone VS Code tool, but if your team already pays for ChatGPT, try it before you buy anything else.

The 2026 shakeout: agents that are winding down

The VS Code agent market consolidated fast this year. Several popular tools are gone or changing, so we left them off the list above. Knowing this saves you from starting on a tool with no future.

• Roo Code shut down on May 15, 2026. Its repo is archived and roocode.com now points to a new cloud project. The team said it does not believe IDEs are the future of coding.
• Continue was acquired by Cursor in June 2026 and shut down as a product. Its hub closed after a July 15 data-export deadline, and the open-source repo is read-only, so community pull requests can no longer be merged. Cursor itself is being bought by SpaceX, which folds it in alongside xAI.
• Amazon Q Developer stopped taking new sign-ups in May 2026, with IDE support ending in 2027. AWS is moving users to a new tool called Kiro.
• Gemini Code Assist for individuals stopped serving its VS Code extension on June 18, 2026. Google moved individual users to its Antigravity product. The paid business editions continue.

The lesson is simple. Pick an agent with clear momentum and a healthy install base. The seven above all fit that test today. For a wider look at AI editors, including separate apps like Cursor and Windsurf, see our guide to the top IDEs for AI coding.

The tools will keep changing. Four well-known agents wound down in a single year. The need for engineers who can pick the right tool, drive it well, and check its output will not change. That is the skill that turns an AI agent into shipped software.

Build with the right agent and the right team

VS Code now has seven strong AI agents to choose from. Start free with Cline or Kilo Code, use Copilot if you live in VS Code, or reach for Claude Code on the hardest jobs. The agent gets you part of the way. The team that builds with it ships the rest. We match you with pre-vetted senior engineers across Asia in about 24 hours, with no upfront cost and payroll handled.

Sources: VS Code Marketplace listings for each extension (install counts), and each vendor’s official site and docs for features and pricing: GitHub, Anthropic, Cline, Kilo, Augment Code, Tabnine, and Qodo. All figures read August 2026. Demo videos are each vendor’s official YouTube upload.