OpenMark is a B2B product built for AI researchers and developers.

How much does OpenMark cost?

Paid plans start at $9, and a free tier is available.

What platforms does OpenMark run on?

OpenMark runs on the web and Windows.

Is OpenMark still maintained?

Unverified. OpenMark has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Who develops OpenMark?

OpenMark is developed by OpenMark AI, Lda.

How long has OpenMark been around?

OpenMark first shipped in 2026.

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OpenMark

Name: OpenMark
Price: 9 USD
Author: OpenMark AI, Lda

Microsoft StoreLLM eval & observability

OpenMark is a desktop application for Windows that enables users to benchmark and compare over 100 AI language models on their own tasks. It provides tools for defining tasks, running benchmarks, and analyzing model performance and costs, aimed at AI researchers and developers.

FreemiumWebWindows

Visit Microsoft Store

1alternative

6features

2026since

Overview

6 features

In the LLM eval & observability space, OpenMark takes a focused approach. It focuses on comparing and benchmarking multiple AI language models for specific user tasks on Windows devices. OpenMark is a B2B product aimed at AI researchers and developers. OpenMark follows a freemium model, with paid plans starting at $9. It runs on the web and Windows.

It is developed by OpenMark AI, Lda, and it first shipped in 2026. Among its 6 catalogued features are model comparison, task benchmarking, and API cost analysis. The interface is available in 75 languages, including Afrikaans, Amharic, and Arabic.

Summary written by a language model from the project’s public pages.

Model comparison
Task benchmarking
API cost analysis
Prompt editor
Result visualization
Multi-model support

Built with & integrations

Hosting

Azure

AI providers

anthropicmultiple

Runs on

BrowserWindows

Detected from

Azure: x-azure-ref header

Trust & compliance

Verified signals

HTTPSFree tierMulti-languageStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed14 Jun · 11:52 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about OpenMark

What is OpenMark?: OpenMark focuses on comparing and benchmarking multiple AI language models for specific user tasks on Windows devices. It is catalogued under LLM eval & observability on PulseGate.
Who is OpenMark for?: OpenMark is a B2B product built for AI researchers and developers.
How much does OpenMark cost?: Paid plans start at $9, and a free tier is available.
What platforms does OpenMark run on?: OpenMark runs on the web and Windows.
Is OpenMark still maintained?: Unverified. OpenMark has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who develops OpenMark?: OpenMark is developed by OpenMark AI, Lda.
How long has OpenMark been around?: OpenMark first shipped in 2026.
What languages does OpenMark support?: The interface is available in 75 languages, including Afrikaans, Amharic, and Arabic.

At a glance

Pricing: Freemium · from $9 · free tier
Built for: AI researchers and developers
Model: B2B
Solves: Comparing and benchmarking multiple AI language models for specific user tasks on Windows devices.

Registered as

Microsoft Store: 9N5D0QSDW12J

Developer

OpenMark AI, Lda

Index record

Identity confidence: High · 86.2
Indexed: 14 Jun 2026
Lifecycle: Alive
Last seen: 14 Jun 2026

Identity audit (12)

Slug: openmark-free-download-and-install-on-windows-microsoft--microsoft-com
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 14 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by the 2026 taxonomy migration.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://apps.microsoft.com/detail/9N5D0QSDW12J

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