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APIs · head to head

Aiia vs HTTPie

Aiia logo

Aiia

APIs

Open banking and open finance API platform, now operating as Mastercard Open Banking

From
On request
Rated
-
Full reviewWebsite
HTTPie logo

HTTPie

APIs

Command-line HTTP client with intuitive interface and syntax

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only HTTPie has a free tier, so it costs nothing to try first.
  • Each has a real cost: Aiia it is now part of Mastercard rather than an independent company, so a business specifically wanting to avoid card network dependency in its banking infrastructure no longer gets that separation by choosing Aiia.; HTTPie the desktop application is in public beta rather than a finished release
  • They diverge on capability: Aiia covers Bank account data access, HTTPie covers REST Client.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Aiia and HTTPie actually diverge.

Attributes where Aiia and HTTPie differ
AttributeAiiaHTTPie
Starting priceOn requestFree
Pricing modelquoteopen-source
Free tierNoYes
PlatformsWeb, APILinux, MacOS, Windows, Web
FoundedUnknown2012

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

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 Aiia

  • Bank account data access
  • Payment initiation
  • Mastercard Open Finance integration
  • Modern authentication support
  • Multi-country coverage
  • Developer documentation and sandbox

Only in HTTPie

  • REST Client
  • JSON support
  • Colored output
  • CI/CD
  • Shell scripting
  • Automation
  • Linux support
  • MacOS support

What people use each for

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

Aiia

  • A lending or credit product needing affordability checks via European bank account datanot HTTPie
  • A personal finance or accounting product needing transaction history across Nordic and European banksnot HTTPie
  • A payments product wanting account-to-account payment initiation under open banking regulationnot HTTPie
  • A business wanting the stability and continued investment of Mastercard ownership behind its banking connectivity providernot HTTPie

HTTPie

  • Sending and inspecting HTTP requests from the terminalnot Aiia
  • A readable alternative to curl for API debuggingnot Aiia
  • Testing APIs through a graphical clientnot Aiia
  • Installing through apt, brew or pip in a development environmentnot Aiia

Where each one falls short

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

Aiia

  • It is now part of Mastercard rather than an independent company, so a business specifically wanting to avoid card network dependency in its banking infrastructure no longer gets that separation by choosing Aiia.
  • Pricing is not published and requires engaging Mastercard's open finance sales process, which can be a heavier sales motion than dealing with a smaller independent open banking provider.
  • Its strongest bank coverage remains concentrated in the Nordics and Northern Europe, so companies needing dense coverage in Southern or Eastern Europe should verify current bank connectivity before committing.
  • Brand confusion is real: developer documentation, login portals and older case studies still reference "Aiia" while newer Mastercard material refers to "Mastercard Open Banking," and a company researching either name in isolation may miss half the relevant material.
  • As with any open banking platform, reliability still depends on the consistency of the underlying banks' own APIs, which is a systemic industry issue rather than something Aiia specifically controls.

HTTPie

  • The desktop application is in public beta rather than a finished release
  • Pricing for the desktop and web products is not published, while the terminal client is free and open source
  • The graphical versions are newer than the CLI, so parity between them is not guaranteed

Pricing, plan by plan

Aiia

On request
  • Aiia Enterprise (Mastercard Open Banking)$undefined/year
    • Pricing not published, quote via Mastercard Open Finance sales

HTTPie

Free
  • Open SourceFree
    • Full HTTPie CLI
    • Community support
  • HTTPie for Web$10/monthly
    • Web interface
    • Cloud storage
    • Team collaboration

Which should you pick?

Choose Aiia if

  • You need bank account data access.
  • You work on Web, API.
  • You also want payment initiation.
Aiia review

Choose HTTPie if

  • You need rest client.
  • You want to start without paying.
  • You work on Linux, MacOS, Windows, Web.
  • You also want json support.
HTTPie review

Questions people ask

Is Aiia or HTTPie better?
Neither clearly leads. Aiia starts at On request and HTTPie at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aiia or HTTPie?
HTTPie has a free tier; the other does not. Paid plans start at On request for Aiia and Free for HTTPie.
Does Aiia or HTTPie run on more platforms?
Aiia runs on Web, API. HTTPie runs on Linux, MacOS, Windows, Web.
Can I use HTTPie for free?
Yes. HTTPie has a free tier, so you can try it without paying. Aiia starts at On request.
What is Aiia best used for?
Aiia is most often used for a lending or credit product needing affordability checks via european bank account data, a personal finance or accounting product needing transaction history across nordic and european banks, a payments product wanting account-to-account payment initiation under open banking regulation, a business wanting the stability and continued investment of mastercard ownership behind its banking connectivity provider. Of those, a lending or credit product needing affordability checks via european bank account data and a personal finance or accounting product needing transaction history across nordic and european banks are not what HTTPie is typically brought in for.
What can Aiia do that HTTPie cannot?
Aiia covers Bank account data access, Payment initiation, Mastercard Open Finance integration, Modern authentication support. HTTPie covers REST Client, JSON support, Colored output, CI/CD.

Answered from the vendors’ own pages

Aiia: Is Aiia still an independent company?

No, it was acquired by Mastercard in 2021 and now operates as part of Mastercard Open Finance Solutions, referenced as Aiia Enterprise.

HTTPie: Is HTTPie free?

HTTPie for Terminal is open source and free. The Desktop and Web versions are in public beta, and their pricing model is not disclosed.

Source
Aiia: Does the Aiia brand still exist?

Yes, in developer documentation and login portals, but the company behind it is Mastercard.

HTTPie: Can I use HTTPie for commercial purposes?

HTTPie Terminal is open source, but check the specific license (likely MIT, Apache, or GPL) to confirm commercial use is permitted in your jurisdiction.

Source
Aiia: Which banks does it cover?

Around 3,000 European banks, with strongest coverage in the Nordics and Northern Europe.

HTTPie: What is HTTPie Desktop and how much does it cost?

HTTPie Desktop is an API testing client in public beta. Pricing is not disclosed on the website.

Source
HTTPie: Is there an HTTPie AI version?

Yes, HTTPie AI is mentioned as a product, but details about functionality and pricing are not provided on the main page.

Source
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