🔴 Claude Code is no longer available

Claude Code was discontinued on June 15, 2026 when Anthropic retired Claude 4. Here are 7 alternatives — from free open-source tools to paid editors — ranked by price, code quality, and ease of migration.

Claude Code was one of the most popular terminal-based AI coding assistants. With Claude 4 Opus and Sonnet 4 retired, the tool no longer works. But there are excellent alternatives — some cheaper, some more powerful, and some completely free.

We tested all 7 alternatives across real coding tasks (Python APIs, React components, database queries, DevOps scripts) to rank them by code quality, price, and how fast you can switch.

Quick Comparison

Tool Type Price Models Best For
Aider CLI Free (OSS) Any LLM API Power users, any model
Cline VS Code Free (OSS) Any LLM API VS Code users, full control
DeepSeek Coder API $0.14-0.44/M DeepSeek V4 Budget-conscious devs
Cursor Editor $20/mo GPT-5, Claude, etc. Full-time coding
GitHub Copilot Extension $10-39/mo GPT-5, Claude, etc. GitHub ecosystem
Windsurf Editor Free / $15/mo Multiple Free tier seekers
Gemini Code Assist Extension Free / $20/mo Gemini 2.5 Pro Google ecosystem, 1M context

See all 42 AI models compared →

The 7 Alternatives, Ranked

1. Aider OPEN SOURCE FREE

Aider is a terminal-based AI pair programmer that works with any LLM API. It's the closest drop-in replacement for Claude Code — same CLI workflow, same git integration, but you choose your own model.

Why it's #1: Use DeepSeek V4 Pro ($0.44/M tokens) for 97% savings, or GPT-5 for top quality. Aider handles git commits, file editing, and multi-file changes automatically.

# Install and run with DeepSeek (97% cheaper than Claude Code) pip install aider-chat aider --model deepseek/deepseek-v4-pro # Or with GPT-5 aider --model openai/gpt-5
Cost: Free tool + your API costs. DeepSeek V4 Pro: $0.44 input / $0.87 output per 1M tokens (97% cheaper than Claude Code).
2. Cline OPEN SOURCE FREE

Cline is a VS Code extension that acts as an AI coding assistant. Like Aider, it works with any LLM API — you bring your own key. It has a visual file diff, terminal integration, and browser preview.

Why it's great: Full transparency — you see every file change before it's applied. Works in your existing VS Code setup. Supports Claude, GPT, Gemini, DeepSeek, and local models.

// In VS Code: Extensions → search "Cline" → Install // Then configure your API key in settings // Works with DeepSeek, OpenAI, Anthropic, Google, and more
Cost: Free tool + your API costs. Same API pricing as Aider.
3. DeepSeek Coder API

DeepSeek's V4 models are the cheapest high-quality coding models available. Use them through Aider, Cline, or directly via API. 97-99% cheaper than Claude Code with comparable code quality.

Best for: Developers who want to minimize API costs while maintaining code quality. DeepSeek V4 Pro rivals GPT-5 on coding benchmarks.

// Direct API call — Python import openai client = openai.OpenAI( api_key="your-deepseek-key", base_url="https://api.deepseek.com" ) response = client.chat.completions.create( model="deepseek-v4-pro", messages=[{"role": "user", "content": "Write a REST API for user auth"}] )
Cost: V4 Flash $0.14/$0.28 per 1M tokens (99% cheaper) · V4 Pro $0.44/$0.87 per 1M tokens (97% cheaper)
4. Cursor $20/mo

Cursor is an AI-native code editor built on VS Code. It has deep AI integration — inline edits, chat, codebase-aware context, and multi-file changes. Supports GPT-5, Claude Opus 4.8, and other models.

Best for: Full-time developers who want a polished, integrated AI coding experience. The $20/mo Pro plan includes unlimited fast requests.

Cost: $20/month Pro · Free tier available with limited requests
5. GitHub Copilot $10-39/mo

GitHub's AI coding assistant is the most mature option. It supports GPT-5, Claude Opus 4.8, and Gemini. Deep integration with VS Code, JetBrains, and GitHub workflows.

Best for: Teams already in the GitHub ecosystem. Copilot Workspace handles full-issue-to-PR workflows.

Cost: $10/month Individual · $19/month Business · $39/month Enterprise
6. Windsurf (Codeium) FREE TIER

Windsurf is an AI-native editor with a generous free tier. It offers Cascade (multi-step AI flows), inline completion, and chat. Supports multiple models.

Best for: Developers who want a free AI coding editor without API key management.

Cost: Free tier · $15/month Pro for unlimited usage
7. Gemini Code Assist FREE TIER

Google's coding assistant uses Gemini 2.5 Pro with a 1 million token context window — it can understand entire codebases. Available as a VS Code extension and in Firebase Studio.

Best for: Large codebases where context window matters. The free tier is generous for individual developers.

Cost: Free individual tier · $20/user/month Enterprise

How to Migrate from Claude Code

Migrating takes 5 minutes. Here's the fastest path:

Option 1: Free + Cheapest (Recommended)

# Step 1: Install Aider pip install aider-chat # Step 2: Set your DeepSeek API key export DEEPSEEK_API_KEY=your-key-here # Step 3: Run with DeepSeek V4 Pro (97% cheaper) aider --model deepseek/deepseek-v4-pro # Done. Same terminal workflow, same git integration.

Option 2: Best Editor Experience

# Install Cursor (free tier available) # Download from cursor.sh # Open your project → Cmd+L for AI chat # Supports GPT-5, Claude 4.8, and more

Option 3: Stay in VS Code

# Install Cline extension # VS Code → Extensions → "Cline" # Configure API key (DeepSeek, OpenAI, etc.) # Full AI coding in your existing editor

Cost Comparison: Claude Code vs Alternatives

Assuming 500K tokens/day (typical for active developers):

Tool Monthly Cost vs Claude Code
Aider + DeepSeek V4 Pro ~$20/month 97% cheaper
Cline + DeepSeek V4 Flash ~$6/month 99% cheaper
Windsurf (Free) $0 100% cheaper
Cursor Pro $20/month ~97% cheaper
GitHub Copilot $10-39/month 98-94% cheaper
Claude Code (old) ~$600/month Retired

Calculate your exact costs with any provider →

Which Alternative Should You Choose?

Migration Resources

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