Does Devin or Plandex have a free plan?

Devin is a paid tool. Plandex is a paid tool. Always verify current pricing directly with the vendor.

Devin vs Plandex

Q: Can I use Devin and Plandex together?

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

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

Updated July 2026

Devin

Cognition Labs

Crush your backlog with your personal AI engineering team.

0.0(0)

Paid

92% verification coverage

Plandex

Build real-world software with AI, designed for large projects and complex tasks.

0.0(0)

Open Source

88% verification coverage

Trust & Reliability

Devin

Users:10K-100K

Customers (per vendor):Nubank, Itaú, FE fundinfo +7

SOC 2

Plandex

Overall Winner: Devin

7.7/10 vs Plandex at 6.0/10

Leads in:

Output Quality

Customization

Integration

AI Comparison Summary

Devin

7.7

avg score

Plandex

6.0

avg score

Devin leads overall — particularly in Ease of Use and Customization.

Based on 12 dimensions

How scores are calculated

Overall Winner

Devin

7.7 / 10

Devin

Best For

Software development teams

Engineering managers

Organizations with large codebases

Companies undergoing code migrations

Consider Alternatives If

Highly creative design tasks without clear technical specifications

Projects requiring deep human intuition or subjective judgment

Real-time pair programming where immediate, conversational feedback is paramount

Plandex

Best For

Software developers working on large codebases

Engineers needing robust AI assistance for complex tasks

Teams building entire features and applications with AI

Users requiring granular control over AI agent actions

Consider Alternatives If

Non-technical users or those uncomfortable with command-line interfaces

Individuals seeking a fully managed, cloud-hosted AI coding solution

Projects that require a visual development environment or IDE integration

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

Devin is best for

✍️Writing & Content9.0💬Chat & Conversation9.0🔍Research9.0

Plandex is best for

✍️Writing & Content9.0💬Chat & Conversation9.0🤖Automation & Agents7.0

Filter by your use case:

Pros & Cons

Devin

Pros

Significantly increases engineering efficiency
Reduces development costs
Automates repetitive and monotonous coding tasks
Learns and adapts to specific codebases
Integrates with popular developer tools
Supports collaborative workflows
Enhances code quality through automated testing

Cons

Requires human oversight for final approval
May require initial fine-tuning for highly specialized tasks
Not suitable for highly creative or ambiguous problem-solving
Reliance on cloud infrastructure for core functionality

Plandex

Pros

Open source and community-driven
Designed for large-scale projects and files
Offers flexible autonomy levels
Supports multiple AI models to avoid vendor lock-in
Includes a diff review sandbox for isolated changes
Terminal-based workflow is familiar to developers

Cons

Requires command-line proficiency
No graphical user interface (GUI) available
Plandex Cloud service is winding down, focusing solely on self-hosted
May have a learning curve for new users unfamiliar with AI agents
Relies on external AI models, incurring their respective costs

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

Output Quality5

Value for Money5

Customization5

Support5

Integration5

Accuracy & Reliability5

Safety & Alignment5

Performance5

Task Completion5

Tool Use Correctness5

Planning Quality5

Dimension Comparison

Devin

7.7

/ 10

Clear winner

Plandex

6.0

/ 10

Dimension Breakdown

Ease of Use

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

Devin

7.0▲ +3.0

Plandex

4.0

Output Quality

How accurate, reliable, and useful are the outputs this product generates?

Devin

8.0▲ +1.0

Plandex

7.0

Value for Money

How well does the pricing match the features and output quality delivered?

Devin

8.0

Plandex

8.0

Customization

Calculated

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

Devin

8.0▲ +4.0

Plandex

4.0

Support

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

Devin

7.0▲ +1.0

Plandex

6.0

Integration

Calculated

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

Devin

8.0▲ +1.0

Plandex

7.0

Accuracy & Reliability

Factual accuracy and hallucination resistance

Devin

—

Plandex

—

Safety & Alignment

Calculated

Bias mitigation, content filtering, harmful-output prevention

Devin

—

Plandex

—

Performance

Calculated

Latency + throughput speed

Devin

—

Plandex

—

Task Completion

End-to-end task success rate

Devin

—

Plandex

—

Tool Use Correctness

Picks the correct tool + correct arguments

Devin

—

Plandex

—

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Devin

—

Plandex

—

Calculated = derived from verified integration count and API/open-source signals. AI = LLM-assessed from public website content. Methodology

Task Performance

Devin

Task

Plandex

7.0

Code Completion

7.0

8.0

Bug Detection

8.0

7.0

Code Explanation

7.0

9.0

Refactoring

7.0

8.0

Test Generation

6.0

7.0

Multi Language Support

7.0

9.0

Context Understanding

9.0

7.0

Documentation Generation

6.0

8.0

Performance Optimization

7.0

6.0

Security Scanning

5.0

* 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, Devin or Plandex?

Both are strong options. Devin has a rating of 0.0/5 (0 reviews), while Plandex has a rating of 0.0/5 (0 reviews). The best choice depends on your specific use case, budget, and workflow requirements.

Is Devin cheaper than Plandex?

Devin starts at $20/month (paid model). Plandex starts at free (open_source model). Use the Cost Calculator above for a detailed estimate.

What are the main differences between Devin and Plandex?

Devin — "Crush your backlog with your personal AI engineering team.". Plandex — "Build real-world software with AI, designed for large projects and complex tasks.". 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 Devin and Plandex together?

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