CustomGPT vs Rasa
Side-by-side from the Top 11 ranking of The 11 Best Chatbot Software Platforms (2026). Last verified June 16, 2026.
The short answer
CustomGPT ranks higher on Top 11 (#9 vs #11) for Marketing and support teams adding AI chat to their website or product. The best tool for creating an accurate AI bot from your website and documents.
At a glance
| CustomGPT | Rasa | |
|---|---|---|
| Top 11 rank | #9 / The 11 Best Chatbot Software Platforms (2026) | #11 / The 11 Best Chatbot Software Platforms (2026) |
| Score (out of 9.4) | 7.5 | 7 |
| Best for | Chatbots from your own content | Open-source AI framework |
| Pricing | $$ ($49 to $499/mo) | $$$$ (Free open-source, paid enterprise) |
| HQ | Westlake Village, USA | Berlin, Germany |
| Founded | 2023 | 2016 |
CustomGPT
The best tool for creating an accurate AI bot from your website and documents.
customgpt.aiSee full entry in The 11 Best Chatbot Software Platforms (2026)
Rasa
The leading open-source framework for teams who want to build and host their own AI assistant.
rasa.comSee full entry in The 11 Best Chatbot Software Platforms (2026)
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.