Listed whether or not they pay us. Prices from each tool's own pricing page, checked Oct 16, 2026.

AI agents and automation tools

36 tools · 27 with a free plan · 4 trial only · 25 with an API · middle starting price $29 a month

Cheapest paid plan per month for the 28 tools here that publish one; the middle one is $29. One scale for every page on this site.

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36 tools

Botpressbotpress.com

Platform for building LLM powered chat agents with visual flows, knowledge bases and multichannel deployment including WhatsApp.

  • Green flag: Free plan
  • Green flag: No card for trial
  • Green flag: Some credits roll over
  • Green flag: Doesn't train on your data
$189/mo

Free plan · Flat monthly

Visit site Botpress (opens the tool's site)

Difydify.ai

Open source LLM app platform for building agents, RAG chatbots and workflows, available as cloud or self hosted.

  • Green flag: Free plan
$59/mo

Free plan · Credits

Visit site Dify (opens the tool's site)

Manusmanus.im

Autonomous cloud agent that plans and executes multi step tasks like research, slides, websites and data analysis.

  • Green flag: Free plan
$20/mo

Free plan · Credits

Visit site Manus (opens the tool's site)

Skyvernskyvern.com

Open source LLM and vision browser automation with no code workflow builder, 2FA handling and managed cloud.

  • Green flag: Free plan
  • Green flag: No card for trial
$29/mo

Free plan · Credits

Visit site Skyvern (opens the tool's site)

Browser Usebrowser-use.com

Open source library and cloud API that lets LLM agents control web browsers for automation.

  • Green flag: Free plan
  • Green flag: No card for trial
  • Green flag: Credits don't expire
Free

Free plan · One time payment

Visit site Browser Use (opens the tool's site)

CrewAIcrewai.com

Open source Python framework and enterprise platform for orchestrating teams of role based AI agents and event driven flows.

  • Green flag: Free plan
  • Red flag: Trains on your data
Free

Free plan · Contact sales

Visit site CrewAI (opens the tool's site)

Credo AIcredo.ai

Enterprise AI governance platform: AI inventory, policy packs, risk management and audit ready evidence for regulations.

  • Red flag: No free plan
  • Red flag: Trains on your data
Ask sales

No free plan · Contact sales

Visit site Credo AI (opens the tool's site)

Holistic AIholisticai.com

Enterprise AI governance platform to discover, test, and enforce policy on AI systems and autonomous agents.

  • Green flag: Doesn't train on your data
  • Red flag: No free plan
Ask sales

No free plan · Contact sales

Visit site Holistic AI (opens the tool's site)

Voiceflowvoiceflow.com

Collaborative platform for designing and deploying AI chat and voice customer support agents across web, phone and messaging.

  • Green flag: No card for trial
$60/mo

Free trial · Credits

Visit site Voiceflow (opens the tool's site)

Questions

Which agents and automation tools have a free plan?

27 of the 36 tools here have a free plan and 4 more offer a free trial only. Each listing says what the free plan includes, because the limits differ a lot.

How much do agents and automation tools cost?

Cheapest paid plans run from $2.99 to $249 a month across 28 tools that publish a price. The middle one is $29. Prices are monthly billing from each tool's own pricing page, checked Oct 16, 2026.

Which agents and automation tools let unused credits roll over?

4 of these tools say on their own pages that at least some unused credits carry over: Botpress, Browser Use, Dia, Relevance AI. Use the Unused credits roll over filter, or see which AI credits roll over.

Can I cancel these agents and automation tools online myself?

3 of the 36 tools here say you can cancel online yourself without contacting support. Each tool page shows how, quoted from the tool's help pages.

Which agents and automation tools can I try without a credit card?

12 tools say no credit card is needed to start. Filter by No card for the trial.

Which agents and automation tools don't train on my data?

5 tools say on their privacy or terms pages that your data is not used to train their models.

Are any agents and automation tools HIPAA compliant?

6 state HIPAA compliance or a BAA: Braintrust, Arize AI, Skyvern, Browser Use, Helicone, Pipedream. Coverage is often limited to an enterprise plan; check the quote on each tool page.