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Developer Tools · head to head

Daytona vs GNAT Pro

Daytona logo

Daytona

Developer Tools

Infrastructure for spinning up secure, sub-second sandboxes to run AI-generated code

From
Free
Rated
-
Full reviewWebsite
GNAT Pro logo

GNAT Pro

Developer Tools

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

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Daytona has a free tier, so it costs nothing to try first.
  • Each has a real cost: Daytona pricing is purely usage-based with no flat monthly plan, which can make costs harder to predict for steady workloads.; GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes
  • Prices and features above were last checked on 29 August 2026.

Where they differ

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

Attributes where Daytona and GNAT Pro differ
AttributeDaytonaGNAT Pro
Starting priceFreeOn request
Pricing modelusage-basedquote
Free tierYesNo
Platformsweb, linux, windows, apiWeb

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 Daytona

  • Sub-second sandbox creation
  • Per-second billing
  • GPU instances
  • Windows OS support
  • Enterprise BYOC

Only in GNAT Pro

Nothing recorded that Daytona does not also cover.

What people use each for

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

Daytona

  • Running AI agent-generated code in a disposable, isolated sandboxnot GNAT Pro
  • Executing untrusted user code for a coding platformnot GNAT Pro
  • Running GPU workloads on demand without provisioning dedicated serversnot GNAT Pro
  • Testing Windows-specific code paths in a sandboxnot GNAT Pro

GNAT Pro

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

Where each one falls short

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

Daytona

  • Pricing is purely usage-based with no flat monthly plan, which can make costs harder to predict for steady workloads.
  • GPU instances are priced separately and can be significantly more expensive than standard compute for AI-heavy use cases.
  • Enterprise features like SSO, audit logs, and BYOC are only available by contacting sales rather than self-serve.

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

Pricing, plan by plan

Daytona

Free
  • Pay-as-you-go$undefined/mo
    • $0.0504 per vCPU/hour
    • $0.0162 per GiB memory/hour
    • $0.000108 per GiB storage/hour after 5 free GiB
  • Startup Program$undefined/mo
    • Up to $50,000 in free credits for qualifying startups
  • Enterprise$undefined/mo
    • Custom usage limits
    • SSO
    • Audit logs

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

Which should you pick?

Choose Daytona if

  • You need sub-second sandbox creation.
  • You want to start without paying.
  • You work on web, linux, windows, api.
  • You also want per-second billing.
Daytona review

Choose GNAT Pro if

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

GNAT Pro review

Questions people ask

Is Daytona or GNAT Pro better?
Neither clearly leads. Daytona starts at Free and GNAT Pro at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Daytona or GNAT Pro?
Daytona has a free tier; the other does not. Paid plans start at Free for Daytona and On request for GNAT Pro.
Does Daytona or GNAT Pro run on more platforms?
Daytona runs on web, linux, windows, api. GNAT Pro runs on Web.
Can I use Daytona for free?
Yes. Daytona has a free tier, so you can try it without paying. GNAT Pro starts at On request.
What is Daytona best used for?
Daytona is most often used for running ai agent-generated code in a disposable, isolated sandbox, executing untrusted user code for a coding platform, running gpu workloads on demand without provisioning dedicated servers, testing windows-specific code paths in a sandbox. Of those, running ai agent-generated code in a disposable, isolated sandbox and executing untrusted user code for a coding platform are not what GNAT Pro is typically brought in for.
What can Daytona do that GNAT Pro cannot?
Daytona covers Sub-second sandbox creation, Per-second billing, GPU instances, Windows OS support.

Answered from the vendors’ own pages

Daytona: How is Daytona usage metered?

Usage is billed per second across vCPU, memory, and storage consumed, with separate per-hour rates for GPU and Windows instances.

Source
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
Daytona: Is there a free plan, and what are its limits?

There is no flat free plan, but new signups receive $200 in free compute credit with no credit card required to start.

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
Daytona: Are discounts available for startups?

Yes, the Startup Program offers up to $50,000 in free credits for qualifying companies.

Source
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