Who is Long Horizon for?

Long Horizon is a B2B product built for developers and engineering teams.

What platforms does Long Horizon run on?

Long Horizon runs on the command line, macOS, Windows, and Linux.

Is Long Horizon still maintained?

Unverified. Long Horizon 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.

What projects are similar to Long Horizon?

Similar projects tracked by PulseGate include EfficiencyNext Data Connector, System Information Widgets, and CKB.

Who develops Long Horizon?

Long Horizon is developed by Long Horizon.

How long has Long Horizon been around?

Long Horizon first shipped in 2025.

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Long Horizon

Name: Long Horizon
Author: Long Horizon

longhorizon.devDeveloper Tools

Long Horizon is an agentic testing tool for the AI era. It works with coding agents to automatically plan, author, and execute frontend tests in a real browser. It produces detailed, shareable execution reports including logs, screenshots, and network data. The tool helps development teams confidently ship features written by AI by discovering issues early and providing reproducible test runs.

CLImacOSWindowsLinux

Visit longhorizon.dev

Overview

6 features

Long Horizon sits in PulseGate's Developer Tools category. It focuses on verifying and debugging AI-generated frontend code without reliable, reproducible browser-based testing and reporting. It is built as a B2B product for developers and engineering teams. It runs on the command line, macOS, Windows, and Linux.

Long Horizon builds and maintains Long Horizon, and it first shipped in 2025. Key capabilities include Real Browser Testing, Automated Test Planning, and Shareable Execution Reports.

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

Real Browser Testing
Automated Test Planning
Shareable Execution Reports
Execution Logs
Screenshots
Network Detail

Built with & integrations

Framework

Next.js

Hosting

AWS

Runs on

CLImacOSWindowsLinux

Detected from

AWS: x-amz-cf-id header · x-amz-cf-pop header · via header
Next.js: x-nextjs-cache header · x-nextjs-prerender header · x-powered-by header

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of Service

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed27 Jul · 00:19 UTC
Long Horizon verified against its public source
Source: PulseGate · Open

Frequently asked questions about Long Horizon

What does Long Horizon do?: Long Horizon focuses on verifying and debugging AI-generated frontend code without reliable, reproducible browser-based testing and reporting. It is catalogued under Developer Tools on PulseGate.
Who is Long Horizon for?: Long Horizon is a B2B product built for developers and engineering teams.
What platforms does Long Horizon run on?: Long Horizon runs on the command line, macOS, Windows, and Linux.
Is Long Horizon still maintained?: Unverified. Long Horizon 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.
What projects are similar to Long Horizon?: Similar projects tracked by PulseGate include EfficiencyNext Data Connector, System Information Widgets, and CKB.EfficiencyNext Data Connector System Information Widgets CKB
Who develops Long Horizon?: Long Horizon is developed by Long Horizon.
How long has Long Horizon been around?: Long Horizon first shipped in 2025.

At a glance

Pricing: Paid · pricing page detected
Platforms: Desktop · Cli
Languages: English
Built for: developers and engineering teams
Model: B2B
Solves: Verifying and debugging AI-generated frontend code without reliable, reproducible browser-based testing and reporting.

Live coverage

Identity confidence: High · 90.8
Indexed: 27 Jul 2026
Lifecycle: Alive
Last seen: 27 Jul 2026

Identity audit (13)

Slug: long-horizon-longhorizon-dev
Lifecycle state recorded: 27 Jul 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Jul 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 a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 27 Jul 2026
Canonical URL: https://longhorizon.dev/

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