Devin vs smol-ai

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

Data last refreshed August 2026

Devin

Cognition Labs

The AI software engineer

Paid

76% verification coverage

smol-ai

GitHub, Inc.

Embed a developer agent directly into your own application

Open Source

63% verification coverage

Trust & Reliability

Devin

Uptime:99.80%Status page

Customers (per vendor):GE Aerospace, Mercedes-Benz, Nubank +7

GDPR

SOC 2

smol-ai

Users:500M+

Overall Winner: Devin

6.3/10 vs smol-ai at 4.4/10

Leads in:

Planning Quality

Integration

Performance

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

AI Comparison Summary

Devin

6.3

avg score

smol-ai

4.4

avg score

Devin leads overall — particularly in Ease of Use and Integration and 2 more.

smol-ai has an edge in Support.

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

Devin

6.3 / 10

Devin

Best For

Engineering teams managing complex, multi-repo projects

Developers automating code migrations and refactors

Software development teams needing autonomous bug fixing and issue triage

Enterprises seeking to accelerate modernization of legacy systems

smol-ai

Best For

Developers building AI-powered applications

Engineering teams automating software development lifecycle

Startups integrating AI code assistance into their products

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

Devin is best for

🔍Research9.0✍️Writing & Content8.0💬Chat & Conversation8.0

smol-ai is best for

✍️Writing & Content5.0💬Chat & Conversation5.0🎧Customer Support4.0

Filter by your use case:

Limitations

Devin

Cons

No cons listed yet.

smol-ai

Cons

No cons listed yet.

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

Devin

6.3

/ 10

Clear winner

smol-ai

4.4

/ 10

Dimension Breakdown

Ease of Use

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

Devin

3.0▲ +2.0

smol-ai

1.0

Customization

Calculated

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

Devin

7.0

smol-ai

7.0

Support

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

Devin

7.0

smol-ai

9.0▲ +2.0

Integration

Calculated

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

Devin

8.0▲ +6.0

smol-ai

2.0

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

Devin

5.0

smol-ai

5.0

Performance

Calculated

Latency + throughput speed

Devin

5.0▲ +3.0

smol-ai

2.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Devin

9.0▲ +4.0

smol-ai

5.0

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

Devin

Task

smol-ai

6.0

Code Completion

2.0

8.0

Bug Detection

3.0

7.0

Code Explanation

2.0

9.0

Refactoring

2.0

8.0

Test Generation

1.0

8.0

Multi Language Support

6.0

8.0

Context Understanding

5.0

8.0

Documentation Generation

2.0

5.0

Performance Optimization

1.0

9.0

Security Scanning

1.0

5.0

Api Management

2.0

8.0

Ci Cd Integration

1.0

* 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

What are the main differences between Devin and smol-ai?

Devin — "The AI software engineer". smol-ai — "Embed a developer agent directly into your own application". The Features section on this page compares them side by side.

Who is Devin best for compared with smol-ai?

Devin is best for Engineering teams managing complex, multi-repo projects; and for Developers automating code migrations and refactors. smol-ai is best for Developers building AI-powered applications; and for Engineering teams automating software development lifecycle.

How does the pricing of Devin compare with smol-ai?

Devin is paid, includes a free plan, paid plans start at $20/month. smol-ai is open source, includes a free plan. Always verify current pricing with the vendor.

Does Devin or smol-ai have a free plan?

Devin has a free plan. smol-ai is open source. Always verify current pricing with the vendor.

Do Devin and smol-ai offer an API?

Devin offers a public API. smol-ai offers a public API.

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