Best StackAI Alternatives in 2026
Updated
20 apps from AI agent platforms ranked against StackAI on the same published basis.
- 1StackAI vs Microsoft Copilot
- 2StackAI vs Vellum
- 3StackAI vs Camunda
- 4StackAI vs Flowise
- 5StackAI vs Google Agent Development Kit
- 6StackAI vs Houston
- 7StackAI vs Retool
- 8StackAI vs Agentforce Vibes
- 9StackAI vs Automation Anywhere Document Automation
- 10StackAI vs Wordware
- 11StackAI vs Botpress
- 12StackAI vs CrewAI AMP
- 13StackAI vs Dify
- 14StackAI vs Dust
- 15StackAI vs Falcon Builder
- 16StackAI vs MindStudio
- 17StackAI vs Relevance AI
- 19StackAI vs Workato Agent Studio
- 20StackAI vs Workato Agentic
- 21StackAI vs LangChain
StackAI alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Microsoft Copilot | 6.7 | Free plan | $8.33/mo | Web, Windows, Mac, iOS, Android |
| 2 | Vellum | 6.7 | Free plan | $30/mo | Android, Browser, iOS, Mac, self-hosted, Web, Windows |
| 3 | Camunda | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Flowise | 6.6 | Free plan | $35/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Google Agent Development Kit | 6.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 6 | Houston | 6.6 | Free plan | $12/mo | Linux, Mac, Web, Windows |
| 7 | Retool | 6.6 | Free plan | $10/mo | Android, API, iOS, self-hosted, Web |
| 8 | Agentforce Vibes | 6.5 | Free plan | $125/mo | Web, iOS, Android |
| 9 | Automation Anywhere Document Automation | 6.5 | Free plan | Free | API, Mac, Web, Windows |
| 10 | Wordware | 6.5 | Free plan | $29/mo | iOS, Web |
| 11 | Botpress | 6.4 | Free plan | $150/mo | API, Web |
| 12 | CrewAI AMP | 6.4 | Free plan | Free | API, self-hosted, Web |
| 13 | Dify | 6.4 | Free plan | $49.17/mo | API, self-hosted, Web |
| 14 | Dust | 6.4 | Free plan | €24/mo | API, Browser, Web |
| 15 | Falcon Builder | 6.4 | Free plan | $29/mo | API, Web |
| 16 | MindStudio | 6.4 | Free plan | $20/mo | API, Browser, self-hosted, Web |
| 17 | Relevance AI | 6.4 | Free plan | $19/mo | Web |
| 19 | Workato Agent Studio | 6.4 | Free plan | $75/mo | API, Web |
| 20 | Workato Agentic | 6.4 | Free plan | $75/mo | API, Web |
| 21 | LangChain | 6.3 | Free plan | $39/mo | API, self-hosted |
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Questions about StackAI alternatives
What is the best alternative to StackAI?
Microsoft Copilot, number 1 in AI agent platforms with a score of 6.7 out of 10. The others here: Vellum, Camunda, Flowise and 16 more.
What is the best free alternative to StackAI?
Microsoft Copilot is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.