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Open-Custom-GPT

The premium Open Source alternative to Chatbase

🎯 Best for:Developers wanting to add OpenAI Assistants to their site without monthly SaaS fees.
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MITLicense

What is Open-Custom-GPT?

A wrapper for the OpenAI Assistants API that enables embedding custom chatbots directly into websites. It manages conversation threads and file attachments through a simplified interface.

Tech Stack
JavaScriptAI, ML & Data

Why Open-Custom-GPT?

  • • Easy integration with Assistants API
  • • No per-chatbot subscription fees
  • • Customizable UI

Limitations

  • • Requires OpenAI API key
  • • Limited to OpenAI models
  • • Basic UI customization
3/6/2026
Last Update
311
Forks
10
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to Open-Custom-GPT instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on Chatbase)
Self-Hosted
$0
/ year
Team Size10 Users
150+
Launch Detailed Calculator
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