Best AI Agent Platforms in 2026
Updated
In short: Microsoft Copilot is ranked #1 of 73 as of 4 October 2026, ahead of Retool and Vellum. The best-ranked option with a free plan is Retool. The lowest first paid tier on this page is Dust at €2/mo.
Building agents brings choices about deployment, knowledge sources, and how people stay involved. Compared on deployment model, free plan, human handoff, knowledge grounding, multi-agent support, paid from, visual agent builder, and voice agent support, these platforms give you concrete capabilities to weigh. Microsoft Copilot, Retool, and Vellum are among the entries to examine against the workflows you need to build and oversee. Consider whether an agent needs grounded knowledge, whether several agents should work together, and when a person may need to take over. A visual builder or voice support may also matter; free-plan availability and paid-from pricing help frame cost.
73 AI agent platforms ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 Microsoft Copilot iPhone + Android RecognisedPhone appDocumentedFree plan 7.9$8.33/mo
- 2 Retool iPhone + Android RecognisedPhone appDocumentedFree plan 7.9$10/mo
- 3 Vellum iPhone + Android RecognisedPhone appDocumentedFree plan 7.8$30/mo
- 4 Wordware iPhone only RecognisedPhone appDocumentedFree plan 7.8$29/mo
- 5 Agentforce Vibes iPhone + Android RecognisedPhone appDocumentedFree plan 7.7$125/mo
- 6 Floatbot AI iPhone + Android RecognisedPhone appDocumentedFree plan 6.9 Deployment model: bothVisual agent builder: YesMulti-agent support: Yes
- 7 Meya iPhone + Android RecognisedPhone appDocumentedFree plan 6.6 Visual agent builder: Yes
- 8 Botpress No phone app RecognisedPhone appDocumentedFree plan 6.4$150/mo Visual agent builder: Yes
- 9 Dify No phone app RecognisedPhone appDocumentedFree plan 6.4$49.17/mo Deployment model: bothVisual agent builder: Yes
- 10 Falcon Builder No phone app RecognisedPhone appDocumentedFree plan 6.4$29/mo
- 11 Relevance AI No phone app RecognisedPhone appDocumentedFree plan 6.4$19/mo
- 12 Workato Agent Studio No phone app RecognisedPhone appDocumentedFree plan 6.4$75/mo
- 13 Workato Agentic No phone app RecognisedPhone appDocumentedFree plan 6.4$75/mo Deployment model: cloudVisual agent builder: YesMulti-agent support: Yes
- 14 Camunda No phone app RecognisedPhone appDocumentedFree plan 6.3Free
- 15 Dust No phone app RecognisedPhone appDocumentedFree plan 6.3€2/mo
- 16 Flowise No phone app RecognisedPhone appDocumentedFree plan 6.3$35/mo Deployment model: bothVisual agent builder: YesMulti-agent support: Yes
- 17 Google Agent Development Kit No phone app RecognisedPhone appDocumentedFree plan 6.3Free Deployment model: bothVisual agent builder: YesMulti-agent support: Yes
- 18 Houston No phone app RecognisedPhone appDocumentedFree plan 6.3$12/mo
- 19 LangChain No phone app RecognisedPhone appDocumentedFree plan 6.3$39/mo
- 20 MindStudio No phone app RecognisedPhone appDocumentedFree plan 6.3$20/mo
- 21 StackAI No phone app RecognisedPhone appDocumentedFree plan 6.3Free Deployment model: bothVisual agent builder: YesMulti-agent support: Yes
- 22 Automation Anywhere Document Automation No phone app RecognisedPhone appDocumentedFree plan 6.2Free
- 23 UiPath Agentic Automation No phone app RecognisedPhone appDocumentedFree plan 6.2Free Deployment model: bothVisual agent builder: YesMulti-agent support: Yes
- 24 SmythOS No phone app RecognisedPhone appDocumentedFree plan 6.1$39/mo
- 25 Kopern No phone app RecognisedPhone appDocumentedFree plan 6.0$79/mo
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which AI agent platform is ranked first on Samsung Mobile US Press?
Microsoft Copilot is ranked #1 of 73 with a score of 7.9. Retool is second and Vellum third.
How many of these have a free plan?
23 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Dust has the lowest first paid tier we found: €2/mo.
How is this list ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation. Paid placements never change a rank.