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Developer Tools · head to head

GNAT Pro vs Sweep

GNAT Pro logo

GNAT Pro

Developer Tools

Software development environments and toolchains for Ada, C/C++ and Rust

From
On request
Rated
-
Full reviewWebsite
Sweep logo

Sweep

Developer Tools

AI coding assistant for JetBrains IDEs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Sweep has a free tier, so it costs nothing to try first.
  • Each has a real cost: GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes; Sweep limited to JetBrains IDEs only, not available for VS Code or other editors

Where they differ

Only the attributes on which GNAT Pro and Sweep actually diverge.

Attributes where GNAT Pro and Sweep differ
AttributeGNAT ProSweep
Starting priceOn requestFree
Pricing modelquoteFreemium with paid tiers
Free tierNoYes
PlatformsWebJetBrains IDEs
FoundedUnknown2023

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

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in GNAT Pro

Nothing recorded that Sweep does not also cover.

Only in Sweep

  • Autocomplete
  • AI Agent
  • Full codebase indexing
  • Code review functionality
  • Multi-IDE support
  • GitHub integration

What people use each for

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

GNAT Pro

  • Building certified avionics software meeting DO-178B/C standardsnot Sweep
  • Developing automotive embedded systems with ISO-26262 compliancenot Sweep
  • Integrating Ada, C/C++, and Rust components in single codebasenot Sweep
  • Managing software supply chain vulnerabilities and SBOMsnot Sweep
  • Supporting long-lived software systems spanning decadesnot Sweep

Sweep

  • Accelerating code completion for JetBrains developersnot GNAT Pro
  • Automating refactoring tasks across codebasesnot GNAT Pro
  • Handling bug fixes with full repository contextnot GNAT Pro
  • Code review and quality assurancenot GNAT Pro

Where each one falls short

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

GNAT Pro

  • No pricing published on website; requires contacting AdaCore directly for quotes
  • Vendor indicates per-user, per-year subscription model but does not disclose specific costs

Sweep

  • Limited to JetBrains IDEs only, not available for VS Code or other editors
  • Free tier limited to 1,000 autocompletes per month
  • API credit consumption varies by feature usage
  • Performance dependent on codebase size and indexing quality

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Sweep

Free
  • FreeFree
    • 1,000 autocompletes
    • 5 USD API credits included
    • All JetBrains IDEs supported
  • Pro$20/month
    • Unlimited autocomplete
    • Higher API credit allocation
    • Priority support
  • Ultra$60/month
    • Unlimited autocomplete
    • Maximum API credit allocation
    • Extended context window

Which should you pick?

Choose GNAT Pro if

Nothing in the data separates GNAT Pro from Sweep on the points above - pick on price and on how each one feels to use.

GNAT Pro review

Choose Sweep if

  • You need autocomplete.
  • You want to start without paying.
  • You work on JetBrains IDEs.
  • You also want ai agent.
Sweep review

Questions people ask

Is GNAT Pro or Sweep better?
Neither clearly leads. GNAT Pro starts at On request and Sweep at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or Sweep?
Sweep has a free tier; the other does not. Paid plans start at On request for GNAT Pro and Free for Sweep.
Does GNAT Pro or Sweep run on more platforms?
GNAT Pro runs on Web. Sweep runs on JetBrains IDEs.
Can I use Sweep for free?
Yes. Sweep has a free tier, so you can try it without paying. GNAT Pro starts at On request.
What is GNAT Pro best used for?
GNAT Pro is most often used for building certified avionics software meeting do-178b/c standards, developing automotive embedded systems with iso-26262 compliance, integrating ada, c/c++, and rust components in single codebase, managing software supply chain vulnerabilities and sboms. Of those, building certified avionics software meeting do-178b/c standards and developing automotive embedded systems with iso-26262 compliance are not what Sweep is typically brought in for.
What can GNAT Pro do that Sweep cannot?
Sweep covers Autocomplete, AI Agent, Full codebase indexing, Code review functionality.

Answered from the vendors’ own pages

GNAT Pro: How much does GNAT Pro cost?

GNAT Pro pricing is not published on the website. Customers must request a pricing quote by contacting AdaCore directly or speaking with a GNAT Pro expert.

Source
Sweep: What programming languages does Sweep support?

Sweep works with all programming languages supported by JetBrains IDEs, including Python, Java, JavaScript, Go, Kotlin, C++, and many others.

Source
GNAT Pro: What is GNAT Pro licensing model?

GNAT Pro is sold on a per-user, per-year basis with no license locks. Customers can request pricing for their specific needs.

Source
Sweep: Does Sweep retain my code data?

No. Sweep is SOC 2 Type II certified with zero data retention. Code is processed for suggestions but not stored.

Source
Sweep: Can I cancel my Sweep subscription anytime?

Yes. You can cancel your subscription at any time from your account settings with no long-term commitments or cancellation fees.

Source
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