OpenAssistantGPT
Build a smart RAG chatbot with the OpenAI Assistant API. Embed it to your website let it answer your users questions, and more.
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OpenAssistantGPT lets you build and embed a no-code RAG chatbot powered by OpenAI assistants.
- for
- Product teams, support engineers, and developers who need a quick AI chatbot without coding.
- pricing
- freemium
- license
- AGPL-3.0
Key features
- Website Crawling — Provide a URL and the platform automatically crawls the site to feed the chatbot.
- OpenAI Model Support — Choose GPT-4, GPT-3.5 or GPT-4o as the underlying assistant model.
- SAML/SSO Authentication — Secure private chatbots with enterprise SAML/SSO login.
- AI Agent Actions — Call external APIs from the chatbot using configurable URL parameters.
- File Attachments — Upload CSV, XML, images, etc., for the bot to analyze within the conversation.
- Lead Collection — Capture user contact info and questions for sales or support follow-up.
Use cases
- Automated customer support that answers FAQ from your website.
- Sales lead qualification by collecting contact info during chat.
- Internal knowledge base for employees with SSO-protected access.
- Data extraction from uploaded files like CSV or PDFs.
- Dynamic API-driven interactions such as order status checks.
OpenAssistantGPT vs alternatives
 OpenAssistantGPT |  Botbyte AI |  QueryPal |  Fine | .png?width=64) Langfuse | |
|---|---|---|---|---|---|
| Best for | No-code AI chatbots with website crawling | Chatbot creation with OpenAI | Support team automation | AI-driven software development | LLM app monitoring |
| Pricing | Freemium | Subscription | Free | Free | Subscription |
| DevHunt upvotes | 10 | 38 | 82 | 75 | 89 |
| Launched | Feb 2025 | Jul 2024 | Mar 2024 | Jan 2023 | Jan 2023 |
- OpenAssistantGPT vs Botbyte AI: Focuses on building chatbots with OpenAI Assistant similar to OpenAssistantGPT but with a different UI and pricing.
- OpenAssistantGPT vs QueryPal: Targets support automation across teams, offering broader workflow integration beyond website chatbots.
- OpenAssistantGPT vs Fine: Provides AI-agent based software building, not limited to chatbots, and emphasizes code generation.
- OpenAssistantGPT vs Langfuse: Offers observability and analytics for LLM apps rather than chatbot creation itself.
OpenAssistantGPT FAQ
What is OpenAssistantGPT?+
It is an open-source platform for building chatbot assistants using OpenAI’s Assistant API, with no-code website integration.
What are OpenAI assistants?+
They are the GPT models (GPT-4, GPT-3.5, GPT-4o) that power the chatbot’s language understanding and generation.
How does the chatbot adapt to the website?+
You give the tool a URL; it crawls the site, extracts content, and uses that data to answer visitor questions.
Is OpenAssistantGPT always available?+
The service runs on OpenAI’s API and can be hosted by you, so availability depends on your deployment and OpenAI’s uptime.
Does OpenAssistantGPT replace human customer service?+
It automates common queries and reduces ticket volume, but complex issues may still need human agents.
Summarized by DevHunt from openassistantgpt.io · Sep 28, 2026. Details may change; check the official site.
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