Claude Code
Anthropic's agentic coding tool for the terminal, included with Claude Pro and Max subscriptions.
Pricing FreemiumPaid from $20 a month (Claude Pro, monthly) or $17 a month billed annuallyOpen source noStars 150knpm a week 15M
GPT Engineer alternatives
13 tools you can use instead of GPT Engineer, ranked by live GitHub stars and npm downloads. Claude Code, Open Interpreter and Aider are the most used. Stats updated 5 hours ago.
GPT Engineer is an early project, so most alternatives are newer. Aider is the open source option that edits an existing codebase from the terminal, and smol-developer is a similar early scaffolding agent. Claude Code and Cursor are the commercial options.
When GPT Engineer is not a good fit
GPT Engineer was one of the early open source tools for generating a full codebase from a single natural-language prompt, letting an AI model write and organize an entire small project's files. It remains available as a free, open source project, though development activity has been eclipsed by newer, more capable AI coding agent products.
It is a weaker choice for:
- Teams wanting a polished, actively maintained, hosted product with integrated deployment, where newer commercial tools are generally a better fit
- Non-technical users who want a browser-based, no-setup experience
- Complex, large-scale applications beyond simple initial codebase generation
The alternatives
Most used first.
View Claude Code
Open Interpreter
Open source coding agent for running code locally with low-cost and open-weight AI models.
Pricing Open sourceOpen source yesStars 68.5k
Aider
Open source AI pair programming tool that runs in the terminal and edits your codebase with git commits.
Pricing Open sourceOpen source yesStars 49.4k
smol-developer
Early open source, single-file AI agent for scaffolding a small application from a prompt.
Pricing Open sourceOpen source yesStars 12.2k
Amazon Q Developer
AWS's AI coding and cloud assistant, successor to Amazon CodeWhisperer, with a free and $19 a month Pro tier.
Pricing FreemiumPaid from $19 per user a month (Pro tier)Open source no
Cody
Sourcegraph's AI coding assistant, built on large-scale code search across an entire codebase.
Pricing PaidPaid from $16,000 minimum annual contract (Enterprise)Open source no
Cursor
AI-powered code editor built on VS Code, made by Anysphere.
Pricing FreemiumPaid from $20 a month for IndividualOpen source no
Cursor 3
AI-first code editor with agentic coding features, plans from free Hobby to $40 a user a month for Teams.
Pricing FreemiumPaid from $20 a month (Individual plan)Open source no
GitHub Copilot
GitHub's AI pair programmer, with code completions, chat and coding agents in the editor.
Pricing FreemiumPaid from $10 a month for Copilot ProOpen source no
Google Antigravity
Google's agentic development platform for building with AI agents, free for individual developers.
Pricing FreePaid from Contact Google for Enterprise pricingOpen source no
JetBrains AI
AI coding assistant built into JetBrains IDEs, priced through a monthly AI Credit system.
Pricing FreemiumPaid from $10 a month (AI Pro, 10 AI Credits per 30 days)Open source no
Supermaven
Fast AI code completion tool with a large context window, owned by Cursor's maker Anysphere.
Pricing FreemiumPaid from $10 a month for the Pro planOpen source no
Tabnine
AI code completion tool, acquired by Tricentis in 2026 to power enterprise AI testing agents.
Pricing FreemiumPaid from Contact Tabnine or Tricentis for current pricingOpen source no
GPT Engineer and its alternatives, side by side
| Tool | Pricing | Free plan | Paid from | Open source | GitHub stars |
|---|---|---|---|---|---|
| GPT Engineer | Open source | Yes, fully free and open source | Not listed | Yes, MIT | 55.1k |
| Claude Code | Freemium | No standalone free tier; included with paid Claude Pro and Max subscriptions | $20 a month (Claude Pro, monthly) or $17 a month billed annually | No | 150k |
| Open Interpreter | Open source | Yes, fully free and open source | Not listed | Yes, AGPL-3.0 | 68.5k |
| Aider | Open source | Yes, Aider itself is free; you pay your chosen LLM provider directly for API usage | Not listed | Yes, Apache-2.0 | 49.4k |
| smol-developer | Open source | Yes, fully free and open source | Not listed | Yes, MIT | 12.2k |
| Amazon Q Developer | Freemium | Yes: 50 agentic requests a month and 1,000 lines of code transformation a month | $19 per user a month (Pro tier) | No | None |
| Cody | Paid | A free trial is available; contact Sourcegraph for current details | $16,000 minimum annual contract (Enterprise) | No | None |
| Cursor | Freemium | Yes (Hobby): limited agent requests and access to Composer, no credit card required | $20 a month for Individual | No | None |
| Cursor 3 | Freemium | Yes: Hobby plan with limited agent requests and access to Composer, no credit card required | $20 a month (Individual plan) | No | None |
| GitHub Copilot | Freemium | Yes: 2,000 code completions and 50 chat requests a month, no AI credits included | $10 a month for Copilot Pro | No | None |
| Google Antigravity | Free | Yes, available at no charge for individual developers | Contact Google for Enterprise pricing | No | None |
| JetBrains AI | Freemium | Yes: AI Free tier includes 3 AI Credits per 30 days, no top-ups | $10 a month (AI Pro, 10 AI Credits per 30 days) | No | None |
| Supermaven | Freemium | Yes: fast code suggestions, large codebase support, 7-day data retention | $10 a month for the Pro plan | No | None |
| Tabnine | Freemium | Historically yes, with a free tier for individual developers; confirm current availability on Tabnine's site | Contact Tabnine or Tricentis for current pricing | No | None |
Pricing facts come from each tool's official pricing page, with the checked date on the tool's own page.
Questions
What is the most popular alternative to GPT Engineer?
By GitHub stars, Claude Code is the most used alternative to GPT Engineer listed on ScratchDB, with 150k stars.
Which GPT Engineer alternatives are open source?
Open Interpreter, Aider and smol-developer are open source.
Which GPT Engineer alternatives have a free plan?
Open Interpreter, Aider, smol-developer, Amazon Q Developer, Cursor, Cursor 3, GitHub Copilot, Google Antigravity, JetBrains AI and Supermaven have a free plan. The table on this page shows what each one includes.