# h4cker.app AI Context

> h4cker.app is an AI-translated Hacker News reader for curious builders.

## Overview

h4cker.app helps builders read Hacker News faster while preserving the signal of original stories and comment discussions. The product is a web reader for Hacker News content with AI translation, AI summaries, AI explanations, bookmarks, read-later, reading history, search, Daily Digest, and Hacker News commenting.

The canonical site is https://h4cker.app/. Localized routes are available for English and Chinese, including https://h4cker.app/zh/.

## Audience

h4cker.app is for curious builders, founders, engineers, designers, researchers, and technical readers who follow Hacker News but want faster comprehension across languages and long discussion threads.

## Core Features

### AI Translation

h4cker.app translates Hacker News titles and comments into the user's preferred language. Translation results are shown inline next to the original reading context so readers can compare the source and translated meaning.

### AI Summaries and Explanations

Pro users can generate summaries for stories, comment discussions, and selected text. The goal is faster technical discovery without replacing the original source or Hacker News discussion.

### Daily Digest

Daily Digest collects important Hacker News stories into a compact reading surface with AI summaries, trend picks, discussion picks, deep-read recommendations, and quick save/read-later actions.

### Reader Workflow

h4cker.app supports bookmarks, read-later, reading history, replies, search, and Hacker News commenting. Users can keep a queue of stories, revisit what they read, and interact with Hacker News while using the h4cker reading UI.

## Pages and Routes

- Homepage: https://h4cker.app/
- Chinese homepage: https://h4cker.app/zh/
- New stories: https://h4cker.app/new
- Best stories: https://h4cker.app/best
- Ask HN: https://h4cker.app/ask
- Show HN: https://h4cker.app/show
- Jobs: https://h4cker.app/jobs
- Search: https://h4cker.app/search
- Daily Digest: https://h4cker.app/digest
- Pricing: https://h4cker.app/pricing
- Story detail pages: https://h4cker.app/item/{hnId}
- Localized story detail pages: https://h4cker.app/zh/item/{hnId}

## Pricing Model

h4cker.app has a Free reading experience and a Pro plan for AI-powered capabilities. Pro unlocks AI summaries, translations, explanations, auto-translation preferences, and Daily Digest.

## Data Sources

h4cker.app reads public Hacker News content and links back to original Hacker News discussion pages and story URLs. The app stores user-specific account data such as bookmarks, read-later items, preferences, and history when users sign in. AI outputs can be cached to make repeated reading workflows faster.

## Limitations

h4cker.app is not Hacker News and does not replace original sources. Story ranking, discussion content, and external links originate from Hacker News and the linked publishers. AI summaries and translations are reading aids and may require comparison against the source text for precise interpretation.

## Official Links

- Homepage: https://h4cker.app/
- Product profile: https://h4cker.app/about.md
- Sitemap: https://h4cker.app/sitemap.xml
- Robots policy: https://h4cker.app/robots.txt
- Open Graph image: https://h4cker.app/og-image.png