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Software · head to head

Deno vs Devin

D

Deno

Software

A fast, open-source, fully Node-compatible JS runtime with TypeScript baked right in

From
Free
Rated
-
Full reviewWebsite
Devin logo

Devin

Software

Autonomous AI software engineer planning and executing code in its own environment

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Deno has a free tier, so it costs nothing to try first.
  • Each has a real cost: Deno the runtime itself is MIT licensed per the project's GitHub repository (denoland/deno LICENSE.md) with no cost, but Deno Deploy's free tier caps at 1 million requests and 15 CPU hours per month, per deno.com/deploy/pricing (Aug 2026); Devin pricing not published; specific costs and plan tiers require signup or contact with sales

Where they differ

Only the attributes on which Deno and Devin actually diverge.

Attributes where Deno and Devin differ
AttributeDenoDevin
Starting priceFreeOn request
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsWebDesktop, Windsurf integration, Web

Identical on both: user rating (Not yet rated), category (Unknown).

What people use each for

The jobs each tool is most often brought in to do.

Deno

No use cases recorded yet. See the Deno review.

Devin

  • Feature implementation and ticket resolution in established codebasesnot Deno
  • Code migrations and refactoring at scale across repositoriesnot Deno
  • Bug fixing and debugging with test-driven verificationnot Deno
  • Rapid prototyping and proof-of-concept developmentnot Deno
  • Repetitive implementation tasks freeing human engineers for complex designnot Deno

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Deno

  • The runtime itself is MIT licensed per the project's GitHub repository (denoland/deno LICENSE.md) with no cost, but Deno Deploy's free tier caps at 1 million requests and 15 CPU hours per month, per deno.com/deploy/pricing (Aug 2026)
  • Deno Deploy Pro at $20 per month charges $2 per additional million requests and $0.05 per additional CPU hour once the included quota is exceeded, per deno.com/deploy/pricing

Devin

  • Pricing not published; specific costs and plan tiers require signup or contact with sales
  • Cannot handle extremely difficult tasks reliably; success rate decreases with task complexity
  • Requires clear, well-scoped task descriptions; ambiguous requirements reduce effectiveness
  • Requires human oversight and integration into existing workflows; not fully autonomous

Pricing, plan by plan

Deno

Free

No published plan breakdown. See the Deno review.

Devin

On request

No published plan breakdown. See the Devin review.

Which should you pick?

Choose Deno if

  • You want to start without paying.
Deno review

Choose Devin if

  • You work on Desktop, Windsurf integration, Web.
Devin review

Questions people ask

Is Deno or Devin better?
Neither clearly leads. Deno starts at Free and Devin at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Deno or Devin?
Deno has a free tier; the other does not. Paid plans start at Free for Deno and On request for Devin.
Does Deno or Devin run on more platforms?
Deno runs on Web. Devin runs on Desktop, Windsurf integration, Web.
Can I use Deno for free?
Yes. Deno has a free tier, so you can try it without paying. Devin starts at On request.
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