Replit Agent
Replit Agent is a cloud-based development tool designed by Replit, Inc. It supports multiple operating systems including Windows, macOS, and Linux. The tool provides integration with various large language models (LLMs) like Replit AI, GPT-5, Claude 4.5, and Gemini 3.0. It uniquely offers a custom model, Replit AI, and boasts a generous context window of 200,000 tokens. Replit Agent focuses on providing full terminal access and supports agentic editing across multiple files, making it a robust choice for developers seeking comprehensive editing capabilities. The tool offers predictive edits to enhance productivity and is SOC2 Type II certified, ensuring enterprise-level security. Users can enjoy a free tier, with additional features available in the Pro version.
Pros
- ✓ Supports multi-file agentic editing
- ✓ Full terminal access
- ✓ Predictive edits available
- ✓ Custom model Replit AI
- ✓ Seamless migration
Cons
- ✕ No local inference
- ✕ Standard privacy policy
Retool
Retool is a cloud-based platform developed by Retool that offers a flexible environment for building custom applications. Compatible with Windows, macOS, and Linux, Retool supports several large language models including GPT-5, Claude 4.5, Gemini 3.0, and Llama 3. Unlike Replit Agent, Retool does not provide a custom model but maintains a similar context window of 200,000 tokens. The tool is designed for simpler use cases with single-file agentic editing and no terminal access. Retool stands out with its Zero Data Retention (ZDR) privacy mode, ensuring that user data is never stored. The platform is also SOC2 Type II certified and offers a free tier, with paid plans starting at $50 per month.
Pros
- ✓ Zero Data Retention privacy mode
- ✓ Supports multiple LLMs including Llama 3
- ✓ SOC2 Type II certified
- ✓ Available free tier
Cons
- ✕ Single-file agentic editing only
- ✕ No terminal access
- ✕ Requires setup for migration
Comparison Table
| Feature | Replit Agent | Retool |
|---|---|---|
| Architecture Type | cloud | cloud |
| Supported Os | Windows, macOS, Linux | Windows, macOS, Linux |
| Developer | Replit, Inc. | Retool |
| Supported Llms | Replit AI, GPT-5, Claude 4.5, Gemini 3.0 | GPT-5, Claude 4.5, Gemini 3.0, Llama 3 |
| Custom Model | Replit AI | – |
| Context Window | 200k tokens | 200k tokens |
| Agentic Editing | Yes, multi-file | Single-file only |
| Terminal Access | Full | No |
| Privacy Mode | Standard Privacy Policy | Zero Data Retention (ZDR) |
| Certifications | SOC2 Type II (Enterprise) | SOC2 Type II (Enterprise) |
| About Price | Free/Pro | Free – $50/mo |
| Config File | .replit | .retoolrc |
| Migration | Seamless | Requires setup |
Conclusion
Both Replit Agent and Retool offer robust cloud-based development environments with support for various LLMs and cross-platform compatibility. Replit Agent excels in providing comprehensive editing capabilities and terminal access, while Retool offers strong privacy features with its Zero Data Retention policy. Choosing between the two will depend on your specific needs regarding editing complexity and data privacy.