smol-ai vs Devin

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

Data last refreshed August 2026

smol-ai

GitHub, Inc.

Embed a developer agent directly into your own application

Open Source

63% verification coverage

Devin

Cognition Labs

The AI software engineer

Paid

76% verification coverage

Trust & Reliability

smol-ai

Users:500M+

Devin

Uptime:99.80%Status page

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

GDPR

SOC 2

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

smol-ai

4.4

avg score

Devin

6.3

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

smol-ai

Best For

Developers building AI-powered applications

Engineering teams automating software development lifecycle

Startups integrating AI code assistance into their products

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

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

smol-ai is best for

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

Devin is best for

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

Filter by your use case:

Limitations

smol-ai

Cons

No cons listed yet.

Devin

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

smol-ai

4.4

/ 10

Devin

6.3

/ 10

Clear winner

Dimension Breakdown

Ease of Use

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

smol-ai

1.0

Devin

3.0▲ +2.0

Customization

Calculated

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

smol-ai

7.0

Devin

7.0

Support

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

smol-ai

9.0▲ +2.0

Devin

7.0

Integration

Calculated

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

smol-ai

2.0

Devin

8.0▲ +6.0

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

smol-ai

5.0

Devin

5.0

Performance

Calculated

Latency + throughput speed

smol-ai

2.0

Devin

5.0▲ +3.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

smol-ai

5.0

Devin

9.0▲ +4.0

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

smol-ai

Task

Devin

2.0

Code Completion

6.0

3.0

Bug Detection

8.0

2.0

Code Explanation

7.0

2.0

Refactoring

9.0

1.0

Test Generation

8.0

6.0

Multi Language Support

8.0

5.0

Context Understanding

8.0

2.0

Documentation Generation

8.0

1.0

Performance Optimization

5.0

1.0

Security Scanning

9.0

2.0

Api Management

5.0

1.0

Ci Cd Integration

8.0

* 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 smol-ai and Devin?

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

Who is smol-ai best for compared with Devin?

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

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

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

Does smol-ai or Devin have a free plan?

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

Do smol-ai and Devin offer an API?

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

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