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HARPA AI Review

HARPA AI is a browser agent and extension that integrates multiple AI models, including GPT, Claude, Gemini, Perplexity, and Llama, to summarize content, generate text, extract data, and automate various tasks directly on webpages.

shipped Jul 5, 2026aifreemium
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HARPA AI — product screenshot

Why it matters

1Integrates advanced AI models such as GPT-5.4, Claude Sonnet 4.6, Gemini 3.1 Pro, Perplexity, and Meta Llama.
2Automates web tasks including data extraction, form filling, and monitoring web page changes.
3Supports content generation for articles up to 25,000+ words and offers over 100 ready-to-use automations.
4Available as a browser extension for Chrome, Brave, Opera, Edge, and Firefox.

Specs

API Available

Yes, public API

overview

What is HARPA AI?

HARPA AI is a browser agent and extension tool that enables individual users to integrate multiple AI models and automate web-based tasks. It operates directly on webpages to summarize content, generate text, extract data, and automate various tasks. This tool provides AI-driven web automation capabilities, allowing users to interact with large language models and perform web-based actions using natural language commands. Functioning within the browser, HARPA AI is designed to streamline web-related workflows for enhanced productivity, combining large language models with web automation features.

features

Key Features of HARPA AI

HARPA AI integrates a comprehensive suite of AI capabilities directly into the browser, offering functionalities that span content management, automation, and AI interaction.

  • Summarize YouTube videos, blogs, and PDF documents, distilling content into structured summaries or outlines.
  • Generate articles up to 25,000+ words, emails, and social media posts, mimicking user writing styles.
  • Extract data from webpages and automate web search, including 'API-fying' websites without official APIs.
  • Automate web tasks such as navigation, form filling, and clicking buttons.
  • Provide hallucination-free AI responses alongside Google Search results, complete with citations.
  • Assist with Gmail tasks, including categorizing emails, summarizing threads, and drafting replies.
  • Track page updates and monitor price drops on e-commerce websites.
  • Perform AI-driven SEO audits, keyword research, and content calendar creation.
  • Generate highly detailed prompts for image generation models like Midjourney, DALL-E, and Leonardo AI, utilizing over 30 templates.
  • Act as a language learning AI assistant, correcting grammar and building personalized study plans.
  • Access over 100 ready-to-use page-aware automations for various tasks.

use cases

Who Should Use HARPA AI?

HARPA AI is designed for individuals and professionals seeking to enhance their web-based productivity and automate repetitive tasks using integrated AI models.

  • Productivity Users: Individuals looking to quickly get information, summarize complex content, rewrite text, and extract data efficiently.
  • Marketing & SEO Professionals: Users focused on audience segmentation, keyword research, content strategy development, and competitive analysis.
  • Content Creators & Copywriters: Professionals needing assistance with generating various text content, from emails to long-form articles, and crafting prompts for AI image generation.
  • Researchers & Students: Individuals conducting literature reviews, needing explanations, building study plans, or utilizing language learning tools.
  • HR & Recruiting Specialists: Professionals who can leverage data extraction and automation for lead generation and candidate research.

how to use

How to Use HARPA AI

HARPA AI operates as a browser extension, accessible directly within Chrome, Brave, Opera, Edge, and Firefox. Users can initiate its functions via a keyboard shortcut.

  • 1Install the HARPA AI extension from the respective browser's web store.
  • 2Navigate to any webpage where AI assistance is required.
  • 3Press the 'Alt + A' shortcut to activate the HARPA AI interface.
  • 4Select from pre-built commands or input natural language prompts for tasks like summarization, content generation, or data extraction.
  • 5Utilize the integrated AI models (GPT, Claude, Gemini, Perplexity, Llama) to process web content or automate actions.
  • 6Configure scheduled AI commands to run automated tasks at specified intervals in the background.

pricing

HARPA AI Pricing & Plans

HARPA AI operates on a freemium business model, offering a free tier with core functionalities. Specific details regarding paid tiers, including pricing figures and feature breakdowns, are not provided in the available data.

Pros

  • +Significantly enhances productivity by automating writing, summarization, keyword extraction, and simple web tasks.
  • +Offers seamless integration into the browser experience, allowing users to remain on the page they are working on.
  • +Provides versatile features including robust automation, data extraction, and high-quality AI-generated content, with the ability to switch between various AI models.
  • +Benefits from a responsive development team that frequently releases improvements and updates, including new AI model integrations.
  • +Prioritizes user privacy by processing data locally in the browser, ensuring GDPR compliance, and not logging conversations or actions.

Cons

  • The extensive array of features and the interface can present an initial learning curve for some users.
  • One user review indicated potential reliability issues with credit handling and support responsiveness, suggesting variability in user experience.
  • Performance may be impacted on complex websites with heavy scripting or dynamic content, potentially affecting automation accuracy.

Policies

Free Tier

Vendor website advertises a free tier.

Pricing Page

View Pricing

Similar Tools

HARPA AI vs Competitors

HARPA AI competes in the browser-based AI assistant market, offering a blend of AI model integration and web automation capabilities against several established tools.

1
Merlin AI

Merlin provides unified access to multiple AI models from various providers, enabling research, summarization, and content creation across any website.

Similar to HARPA AI, Merlin integrates multiple AI models and offers on-page summarization and content generation. While HARPA AI emphasizes broader web automation and data extraction, Merlin focuses on a wide range of content-related tasks and multi-model access.

2

Monica is an all-in-one AI assistant that integrates numerous leading AI models and provides a comprehensive suite of AI tools directly on any webpage.

Monica AI is very similar to HARPA AI in its 'all-in-one' approach, offering chat, summarization, writing, and image/video generation directly on webpages, and supporting multiple AI models. HARPA AI also emphasizes web automation and data extraction, which Monica also offers to some extent.

3

It combines conversational AI with search capabilities to provide instant answers and summaries directly within the browser, with a strong focus on source-backed information.

Perplexity AI Companion excels in providing instant page summaries and contextual answers, similar to HARPA AI's summarization features. While HARPA AI offers broader web automation and content generation, Perplexity's strength lies in its AI-powered search and information retrieval with citations.

4

Bardeen specializes in browser-native automation, allowing users to build no-code workflows, scrape data, and run multi-app tasks with AI-based recommendations.

Bardeen directly competes with HARPA AI in the realm of web automation and data extraction, offering a powerful no-code workflow builder. While HARPA AI integrates multiple LLMs for diverse content tasks, Bardeen's core strength is its robust automation capabilities across various applications.

AI Reputation Report

Is HARPA AI yours?

ChatGPT, Perplexity, Gemini, Claude & Grok answer buyer questions about HARPA AI every day. See whether they name HARPA AI — or send buyers to a rival.