Best Clustaar Alternatives in 2026
Updated
20 platforms from chatbot builders ranked against Clustaar on the same published basis.
- 1Clustaar vs IBM watsonx Assistant
- 2Clustaar vs Amazon Lex
- 3Clustaar vs Chat Data
- 4Clustaar vs Botpress
- 5Clustaar vs Gupshup
- 6Clustaar vs DocsBot AI
- 7Clustaar vs AiSensy
- 8Clustaar vs Workato Agentic
- 9Clustaar vs Quickchat AI
- 10Clustaar vs ChatLab
- 11Clustaar vs Ada
- 12Clustaar vs Haptik
- 13Clustaar vs Inbenta
- 14Clustaar vs Respond.io
- 15Clustaar vs Mavenoid
- 16Clustaar vs Sarufi
- 17Clustaar vs Tars
- 18Clustaar vs giosg
- 19Clustaar vs ChatbotX
- 20Clustaar vs Rasa
Clustaar alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | IBM watsonx Assistant | 9.0 | Free plan | $140/mo | API, self-hosted, Web |
| 2 | Amazon Lex | 8.9 | Free plan | $0.50/mo | Android, API, iOS, Web |
| 3 | Chat Data | 8.8 | Free plan | $15.83/mo | API, self-hosted, Web |
| 4 | Botpress | 8.8 | Free plan | $150/mo | API, Web |
| 5 | Gupshup | 8.7 | Free plan | Free | API, Web |
| 6 | DocsBot AI | 8.7 | Free plan | $49/mo | API, self-hosted, Web |
| 7 | AiSensy | 8.7 | Free plan | $6/mo | Android, API, iOS, Web |
| 8 | Workato Agentic | 8.5 | Free plan | $75/mo | API, Web |
| 9 | Quickchat AI | 8.4 | Free plan | $0.50/mo | API, self-hosted, Web |
| 10 | ChatLab | 8.3 | Free plan | $18/mo | API, Web |
| 11 | Ada | 8.2 | No | — | Android, API, iOS, Web |
| 12 | Haptik | 8.2 | No | — | Android, API, iOS, Web |
| 13 | Inbenta | 7.9 | No | — | API, Web |
| 14 | Respond.io | 7.9 | No | $79/mo | Android, API, iOS, Web |
| 15 | Mavenoid | 7.9 | No | — | Android, API, iOS, Web |
| 16 | Sarufi | 7.8 | Free plan | Free | API, Web |
| 17 | Tars | 7.8 | Free plan | $499/mo | API, Web |
| 18 | giosg | 7.7 | No | €790/mo | Android, API, Browser, iOS, Web |
| 19 | ChatbotX | 7.5 | Free plan | $29/mo | self-hosted |
| 20 | Rasa | 7.3 | Free plan | Free | Web |
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Questions about Clustaar alternatives
What is the best alternative to Clustaar?
IBM watsonx Assistant, number 1 in chatbot builders with a score of 9.0 out of 10. The others here: Amazon Lex, Chat Data, Botpress and 16 more.
What is the best free alternative to Clustaar?
IBM watsonx Assistant is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.
Is there an open-source alternative to Clustaar?
Yes: ChatbotX.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.