nova-act vs Cassidy AI

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Updated October 2026

nova-act

Amazon

Nova Act is an AWS service for building and deploying highly reliable AI agents that automate UI-based workflows at scale.

Free

69% verification coverage

Cassidy AI

Cassidy Inc.

Build AI agents that handle your most complex work

Freemium

80% verification coverage

Trust & Reliability

nova-act

Customers (per vendor):PGA TOUR, Hertz, 1Password +2

GDPR

SOC 2

HIPAA

Cassidy AI

Users:10K-100K

Customers (per vendor):OneDigital, Frontier Behavioral Health, Crain Communications +1

GDPR

SOC 2

HIPAA

Overall Winner: Cassidy AI

6.7/10 vs nova-act at 5.0/10

Leads in:

Support

Integration

Ease of Use

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

nova-act

5.0

avg score

Cassidy AI

6.7

avg score

Cassidy AI leads overall — particularly in Ease of Use and Support and 1 more.

Based on 7 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Cassidy AI

6.7 / 10

nova-act

Best For

Developers building production UI automation workflows

Teams automating repetitive browser tasks at scale

Cassidy AI

Best For

Small teams exploring AI automation for core business functions

Enterprise teams scaling AI across departments with strict compliance needs

Marketing agencies automating content creation and campaign reporting

Customer support teams triaging tickets and drafting responses faster

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

nova-act is best for

🤖Automation & Agents6.0

Cassidy AI is best for

💬Chat & Conversation5.3🤖Automation & Agents5.3🔍Research5.3

Filter by your use case:

Limitations

nova-act

Cons

Not available in all locations (Research Preview)

Cassidy AI

Cons

Starter plan has limited seats (3 users), agents (5), and workflows (5)
Starter plan syncs external data sources only every 24 hours, not instantly
Credits are consumed by usage; more require top-ups or a plan upgrade
Advanced features like custom seats, AI credits, and instant sync are only available on the Business/Enterprise plan

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

nova-act

5.0

/ 10

Cassidy AI

6.7

/ 10

Clear winner

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

nova-act

3.0

Cassidy AI

7.0▲ +4.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

nova-act

8.0▲ +1.0

Cassidy AI

7.0

Support

How strong is the documentation, customer support, community, and learning resources?

nova-act

5.0

Cassidy AI

8.0▲ +3.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

nova-act

4.0

Cassidy AI

8.0▲ +4.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

nova-act

5.0

Cassidy AI

6.0▲ +1.0

Performance

Calculated

Latency + throughput speed

nova-act

5.0

Cassidy AI

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

nova-act

5.0

Cassidy AI

6.0▲ +1.0

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

nova-act

Task

Cassidy AI

7.0

Workflow Building

8.0

3.0

Trigger Variety

8.0

6.0

Action Library

7.0

6.0

Error Handling

7.0

2.0

Scheduling Capability

7.0

6.0

Conditional Logic

7.0

6.0

Api Connectivity

8.0

Monitoring Logging

7.0

Multi Step Chains

8.0

Autonomous Execution

6.0

3.0

Agent Coordination

3.0

Task Delegation

4.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

Which is better, nova-act or Cassidy AI?

Both are strong options. nova-act is a strong choice, while Cassidy AI is a strong choice. The best choice depends on your specific use case, budget, and workflow requirements.

Is nova-act cheaper than Cassidy AI?

nova-act starts at free (free model). Cassidy AI starts at free (freemium model) with a free trial. Use the Cost Calculator above for a detailed estimate.

What are the main differences between nova-act and Cassidy AI?

nova-act — "Nova Act is an AWS service for building and deploying highly reliable AI agents that automate UI-based workflows at scale.". Cassidy AI — "Build AI agents that handle your most complex work". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.

Can I use nova-act and Cassidy AI together?

Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine nova-act and Cassidy AI with other tools and save your AI toolkit.

Does nova-act or Cassidy AI have a free plan?

nova-act is available for free. Cassidy AI is available for free with a free trial. Always verify current pricing directly with the vendor.

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