Best AI Agent Platforms Software 2026: 12 Tools Compared
Best AI Agent Platforms Software 2026: 12 Tools Compared
Shortlist
Quick Answer

AI Agent Platforms software uses a mix of pricing models in 2026 — per-user, usage-based, and custom enterprise contracts — so each tool below shows its verified range in its own billing unit. 9 of 12 tools offer free tiers.

Quick Picks

Best Value

Swarm (OpenAI)

From Free/month

Best Free Tier

CrewAI Enterprise

Free plan available

Highest List Price

AutoGPT

Up to $272/month

Workspace

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Drag the seat slider, lock a tier per product, and see Vendr median pricing and hidden costs — with a shareable URL.

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Full Comparison Matrix

Product Starting Price Popular Tier Enterprise Free Tier Best For
Swarm (OpenAI) Free /month $4 /month $4 /month Yes -
Relevance AI Free /per month (seat + credits) $19 /per month (seat + credits) $234 /per month (seat + credits) Yes Evaluating the platform
Letta (MemGPT) Free /month $20 /month $20 /month Yes -
Dust $29 /per seat / month $29 /per seat / month $29 /per seat / month No Small teams and startups standardizing on a single agent workspace
Gumloop Free /credits/month $37 /credits/month $37 /credits/month Yes -
LangGraph Platform Free /per seat / month + usage $39 /per seat / month + usage $39 /per seat / month + usage Yes Individual developers prototyping agents
AgentOps Free /events $40 /events $40 /events Yes -
Venice AI Free /mo $68 /mo $200 /mo Yes -
AutoGPT $42.50 /month $272 /month $272 /month No -

Category Summary

12

Products

9

Free Tiers