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The Agents Index

The 11 best AI workflow automation tools (2026)

As of October 2026, Relevance AI has the lowest paid entry price here, from $29/month. 7 have a free plan.

Updated 18 October 202611 agents6 verified in the last 30 days6 updated in that window

Entry plans $29 to $37 a month · prices checked 2 September–18 October 2026

Reviewed by The Agents Index editorial team.

Agents whose price, API, docs, sources and limits we could confirm come first. How we rank →

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11 agents

All AI workflow automation agents

When these were checked

Newest check 18 October 2026 · oldest 49 days ago.

Tools that run business workflows where an AI step does the work, not only moves data between apps. From visual builders you can host yourself to enterprise automation suites.

Questions buyers ask

Which agent here costs the least?

Make, MindStudio and n8n and 4 more have a free plan. The lowest paid plan is Relevance AI, from $29/month. Price checked on 22 September 2026.

Which agents here have a free plan?

7 of the 11: Make, MindStudio, n8n, StackAI and Tale and 2 more.

How much do AI workflow automation tools cost?

Entry plans run from $29 to $37 a month, and half cost $29.99 or less.

When were these prices checked?

Between 2 September 2026 and 18 October 2026, each read on the maker's own pricing page.

Sources and method

How we rank

Every price here was read on the agent maker's own pricing page.