Case Study — 2023
A Chrome extension that extracts web content and generates actionable marketing insights using NLP and generative AI.
The Problem
Marketing teams spend 30-60 minutes per article manually extracting insights. Different analysts produce varying quality summaries. Context switching between tools disrupts workflow.
The Solution
One-click AI analysis directly in the browser, no context switching required.
Browser extension extracts and analyzes content instantly without leaving the page
Iteratively tuned prompts and NLP ensure consistent, high-quality POV generation
Intelligent DOM parsing filters noise, ads, and navigation to focus on main content
Every POV follows a consistent format with key points and action items
Architecture
Chrome's latest extension architecture with service workers for better performance and security
Content processed securely via HTTPS. No data stored on external servers beyond processing
Clean separation between extraction, NLP, and AI generation for independent scaling
Processing
Multi-step reasoning for accurate insight extraction
Example-based prompting for consistent POV format
Dynamic context from page metadata and content
Structured JSON with quality scoring checks
Prompt Engineering
Achieving 95% accuracy required 47 prompt iterations over 3 weeks, with systematic A/B testing and user feedback integration.
47
Prompt iterations
3 weeks
Development time
95%
Final accuracy
~1s
Response time
Prompt Structure
const prompt = `
ROLE: Marketing analyst
CONTEXT:
- Source: {url}
- Industry: {detected_industry}
- Key entities: {entities}
TASK: Generate a POV with:
1. Core insight (1-2 sentences)
2. Market implications
3. Actionable takeaways
CONSTRAINTS:
- Professional tone
- Data-driven claims
- Max 150 words
`;Output Validation
const validatePOV = (output) => ({
hasInsight: output.insight?.length > 0,
hasImplications: output.implications?.length > 0,
withinWordLimit: wordCount(output) <= 150,
qualityScore: calculateScore(output)
});Features
One-click analysis from any webpage without context switching
Smart DOM parsing filters ads, navigation, and irrelevant content
NLP-powered entity extraction and sentiment analysis
Consistent POV format with key points and action items
Local storage for insight history and quick reference
Easy export to clipboard, Slack, or team documentation
Impact
Achieving 95% accuracy in POV generation through 47 prompt iterations, reducing analysis time from 30 minutes to under 1 second.
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