Best Onyx Alternatives in 2026
Updated
20 platforms from AI chatbots and assistants ranked against Onyx on the same published basis.
- 1Onyx vs ChatGPT
- 2Onyx vs Perplexity
- 3Onyx vs Claude
- 4Onyx vs Microsoft Copilot
- 5Onyx vs Gemini
- 6Onyx vs Qwen Chat
- 7Onyx vs LobeChat
- 8Onyx vs Poe
- 9Onyx vs Open WebUI
- 10Onyx vs Meta AI
- 11Onyx vs Grok
- 12Onyx vs DeepSeek
- 13Onyx vs Monica
- 14Onyx vs AnythingLLM
- 15Onyx vs Amazon Q
- 16Onyx vs Yuanbao
- 17Onyx vs Khoj
- 18Onyx vs LibreChat
- 19Onyx vs Vibe
- 20Onyx vs Doubao
Onyx alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | ChatGPT | 9.0 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 2 | Perplexity | 9.0 | Free plan | $20/mo | Android, API, iOS, Mac, Web, Windows |
| 3 | Claude | 9.0 | Free plan | Android, API, Browser, iOS, Linux, Mac, Web, Windows | |
| 4 | Microsoft Copilot | 8.8 | Free plan | $8.33/mo | Web, Windows, Mac, iOS, Android |
| 5 | Gemini | 8.7 | Free plan | Free | Web, Windows, Mac, iOS, Android |
| 6 | Qwen Chat | 8.7 | Free plan | Free | Android, iOS, Mac, Web, Windows |
| 7 | LobeChat | 8.7 | Free plan | $9.90/mo | Android, iOS, Linux, Mac, self-hosted, Web, Windows |
| 8 | Poe | 8.6 | Free plan | Free | Android, API, iOS, Mac, Web, Windows |
| 9 | Open WebUI | 8.6 | Free plan | Free | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 10 | Meta AI | 8.5 | Free plan | Free | Android, iOS, Mac, Web |
| 11 | Grok | 8.5 | Free plan | $30/mo | Android, API, iOS, Web |
| 12 | DeepSeek | 8.5 | Free plan | Free | Android, API, iOS, Mac, Web, Windows |
| 13 | Monica | 8.3 | Free plan | $8.30/mo | Android, API, Browser, iOS, Mac, Web, Windows |
| 14 | AnythingLLM | 8.2 | Free plan | Android, API, Linux, Mac, self-hosted, Web, Windows | |
| 15 | Amazon Q | 8.1 | Free plan | Web, Android | |
| 16 | Yuanbao | 8.1 | Free plan | Free | Android, iOS, Web |
| 17 | Khoj | 8.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 18 | LibreChat | 8.1 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 19 | Vibe | 8.1 | Free plan | $14.99/mo | Web, Windows, Mac, Linux, iOS, Android |
| 20 | Doubao | 8.0 | Android, API, Browser, iOS, Mac, Web, Windows |
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Questions about Onyx alternatives
What is the best alternative to Onyx?
ChatGPT, number 1 in AI chatbots and assistants with a score of 9.0 out of 10. The others here: Perplexity, Claude, Microsoft Copilot and 16 more.
What is the best free alternative to Onyx?
ChatGPT is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.