Open source · MIT license
Find hidden gems in your applicant pool
HireScope uses AI to analyze every candidate in your Greenhouse ATS — including rejected ones. Discover the 20–40% of top candidates you might have missed.
Real discovery from 1,049 candidates
"We found 176 hidden gems — high-quality candidates who had been rejected but scored 70+ in our AI evaluation. The #1 highest-scoring candidate (92/100) had been rejected after phone screen!"
- Hidden gems found
- 20–40%
- Cost
- ~$0.02
- AI scoring
- 0–100
- Speed
- Minutes
in rejected candidates
per candidate analyzed
with detailed reasoning
to analyze every candidate
What it does
Powerful features for smarter hiring
Comprehensive analysis
Evaluates all candidates, including rejected ones. Never miss a great candidate again.
AI-powered scoring
Uses OpenAI's o3 model for detailed 0–100 scoring with transparent reasoning.
Cost effective
~$0.02 per candidate. Analyze 1,000 candidates for approximately $20.
Professional reports
Markdown reports, CSV summaries, and JSON exports with direct Greenhouse links.
How HireScope works
From ATS to insights
01 / Connect to Greenhouse
HireScope connects to your Greenhouse account via API to fetch all candidates and their attachments.
02 / Process documents
Extracts text from resumes (PDF/DOCX) and cover letters to build comprehensive candidate profiles.
03 / AI evaluation
Sends profiles to OpenAI for scoring across skills, achievements, culture fit, and growth potential.
04 / Smart ranking
Ranks candidates and identifies hidden gems — high-scoring candidates who were previously rejected.
05 / Generate reports
Creates detailed reports with scores, insights, and direct links back to Greenhouse profiles.
The bigger picture
The complete AI-powered hiring workflow
HireScope is most powerful when combined with a comprehensive AI recruiting strategy. Here's how leading companies hire the right person 10× faster.
01 / Job description excellence
Start with precision. Use state-of-the-art AI models like o3 Pro or Claude Opus combined with meeting transcripts from tools like ReadAI or Fireflies to craft precise job descriptions. Better JDs mean better matching accuracy throughout your entire workflow.
02 / Expand your candidate pool
Use AI to discover specialty forums and niche communities. Tools like Happenstance make it 10× easier to get referrals by proactively identifying candidates your employees are connected to. Traditional channels still matter — LinkedIn, Indeed, ZipRecruiter — now enhanced with AI-discovered sources.
03 / Smart screening with HireScope
You are hereAnalyze every candidate, including rejected ones, to discover hidden gems. 20–40% hidden gems found, minutes not hours to analyze, ~$0.02 per candidate.
04 / Advanced candidate intelligence
Before screening calls, run comprehensive background research on top candidates: portfolio discovery for creative and technical roles, professional context from public profiles and contributions, and culture-fit signals before the interview.
05 / Qualification acceleration
Not a substitute for face-to-face interviews, but a powerful complement: custom voice AI assistants behind a phone number to collect rich candidate information on their schedule. Real-time voice responses are also much harder to fake than written applications — a useful safeguard as GPT-generated content becomes more common.
The full playbook
Hire the right person 10× faster
HireScope is just one piece of the puzzle. If you're an HR leader or CEO of a recruiting firm ready to implement the complete AI-powered workflow — from JD optimization to automated screening, network activation, and beyond — we'll show you exactly how to do it.
Get started
Start finding hidden gems today
HireScope is free, open source, and ready to use.
Quick setup
- 01Clone the repository.
- 02Run the setup script.
- 03Add your API keys.
- 04Start analyzing candidates.
Requirements
- Python 3.8 or higher
- Greenhouse API access
- OpenAI API key
- ~$0.02 per candidate
Start small, think big
Your next steps
HireScope is a free, open-source entry point into AI-powered recruiting. Start discovering hidden gems today, then expand into the complete workflow when ready.
- 01Clone HireScope and analyze your current open roles.
- 02Interview the hidden gems you discover.
- 03Activate your network with tools like Happenstance.
- 04Consider voice AI screening for high-volume roles.
- 05Book a strategy call when you're ready to scale.