The 4 best AI data analysis agents (2026)
As of October 2026, ThoughtSpot has the lowest paid entry price here, from $25/user per month billed annually. Hex and Julius AI have a free plan.
Entry plans $25 to $263 a month · prices checked 17 September–19 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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4 agents in Data analysis agents
- Free, live within 30 days
- Every fact sourced to your own pages
- Edit it from your dashboard
When these were checked
Newest check 19 October 2026 · oldest 35 days ago.
No agent meets every filter.
Agents that work on your own data. They write and run SQL and Python, build the chart or report, and answer questions about your data in plain language.
Questions buyers ask
Which agent here costs the least?
Hex and Julius AI have a free plan. The lowest paid plan is ThoughtSpot, from $25/user per month billed annually. Price checked on 19 October 2026.
Which agents here have a free plan?
2 of the 4: Hex and Julius AI.
When were these prices checked?
Between 17 September 2026 and 19 October 2026, each read on the maker's own pricing page.
Sources and method
Every price here was read on the agent maker's own pricing page.
- Hex: hex.tech/pricing, checked 14 October 2026
- Julius AI: julius.ai/pricing, checked 17 September 2026
- Microsoft Fabric data agent: azure.microsoft.com/en-us/pricing/details/microsoft-fabric, checked 14 October 2026
- ThoughtSpot: thoughtspot.com/pricing, checked 19 October 2026