AI Agent

HARPA AI

HARPA AI is a browser extension that combines chatbots, web automation, summarization, and research tools to help users work on webpages faster.

What is HARPA AI?

HARPA AI is a browser-based AI assistant and automation extension for web browsing, summarization, email help, data extraction, SEO tasks, and page-aware workflows. It works across major browsers and connects with multiple AI models to provide contextual assistance on websites, YouTube videos, PDFs, and web apps.

HARPA AI vs Similar AI Tools

Pricing ModelFree, FreemiumFreeFree, Free TrialFree, Paid
Free Credits
Key Features
  • Browser-based AI assistant
  • Web page summarization and Q&A
  • YouTube video summarizer
  • On-device text extraction from screen without saving screenshots
  • Semantic search by meaning, not just keywords
  • Commitment detection with due-date reminders
  • Plain English strategy description
  • Real historical market data
  • Models slippage, stops, and fills
  • Scans skills and MCP servers against ATR rules before loading
  • Real-time runtime protection against prompt injection and hijacks
  • Signed audit-ready evidence for compliance (EU AI Act, NYDFS, DORA)
Pros
  • Combines chat, search, and automation in one browser tool
  • Works across popular browsers
  • Fully on-device processing ensures complete privacy
  • Free and open source with no subscription
  • Easy natural language interface
  • Realistic backtesting with slippage and funding
  • Open source with MIT license
  • Real-time detection and prevention
Cons
  • Some features depend on external AI accounts or keys
  • Firefox support is not available yet
  • Mac-only, requires macOS 15+ and Apple Silicon
  • Permission re-authorization needed after updates (macOS limitation)
  • Limited free trial (250 calls, 30 days)
  • Usage beyond trial requires contacting support
  • Enterprise features require paid tiers
  • Setup may require technical expertise
Best For
  • Professionals who work heavily in the browser
  • Marketers and SEO teams
  • Individuals who want to remember everything they see on their Mac
  • Professionals and students needing to track commitments and changes
  • Crypto traders
  • Quantitative researchers
  • Developers building and deploying AI agents
  • Enterprises needing audit-ready AI security

How to use HARPA AI?

  1. 1Install the extension in your browser.
  2. 2Open any webpage, YouTube video, email thread, or document.
  3. 3Press the shortcut or open the HARPA panel to start a prompt or automation.
  4. 4Choose a task such as summarizing, rewriting, extracting data, or monitoring updates.
  5. 5Review the result, then refine it or run a ready-made command/prompt.

HARPA AI Key Features

  • Browser-based AI assistant
  • Web page summarization and Q&A
  • YouTube video summarizer
  • Gmail drafting and inbox help
  • Writing style mimicry
  • Page update monitoring
  • Ready-made prompts and automations
  • SEO research and content assistance
  • Price drop alerts
  • Web scraping and data extraction
  • Multi-model support across major AI providers
  • Browser automation with clicks, form filling, and navigation

HARPA AI Use Cases

  • Summarizing articles, PDFs, and videos
  • Drafting and replying to emails
  • Generating blog posts, outlines, and SEO content
  • Extracting leads, listings, and website data
  • Monitoring competitors, prices, and page changes
  • Creating language learning and study materials
  • Assisting with research and fact finding
  • Automating repetitive browser workflows

HARPA AI Pricing & Free Credits

HARPA AI currently operates on a Free, Freemium model.

Free TierFree Credits

Free

Free

Basic tier with limited access and a demo period for premium features.

Paid Plans

S Plan

$12/month billed annually

Includes CloudGPT connection, cloud command storage, chat history, and premium features.

Free

Free

Basic tier with limited access and a demo period for premium features.

S Plan

$12/month billed annually

Includes CloudGPT connection, cloud command storage, chat history, and premium features.

HARPA AI Pros & Cons

Pros

  • Combines chat, search, and automation in one browser tool
  • Works across popular browsers
  • Supports multiple AI models and local model options
  • Useful for summarization, email, SEO, and web scraping
  • Includes many ready-to-use prompts and shortcuts

Cons

  • Some features depend on external AI accounts or keys
  • Firefox support is not available yet
  • Can feel overwhelming at first because it has many features
  • A few site-specific compatibility issues may require browser settings changes

What is HARPA AI best for?

  • Professionals who work heavily in the browser
  • Marketers and SEO teams
  • Researchers and analysts
  • People who manage large volumes of email
  • Users who want AI-powered web automation

HARPA AI FAQ

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