Accidentally Built an AI Agent That Turned Cold Outreach Into a Cheat Code



This content originally appeared on DEV Community and was authored by OnlineProxy.io

If you’ve been in the trenches of client acquisition lately, you already know the pain:

Lead lists are shallow af.

Yeah, they give you the basics — name, title, company. But when you’re pitching high-leverage systems, that surface-level info isn’t enough. You need to know what keeps people up at night. What frustrations they drop between the lines of their posts. What stage of business they’re really in.

So I hacked together an AI agent to figure it out. It started as a side experiment. It turned into an X-ray vision system for sales.

What the Agent Actually Does

It scrapes a prospect’s full digital footprint — Instagram, LinkedIn, YouTube. Then it runs all that through ChatGPT to generate a psychological profile.

I’m talking:

  • Posting cadence = Are they in grind mode, burnout, or cruise control?

  • Tone = Planning vs. execution bias.

  • Follows vs. Posts = Are they consuming motivation or creating momentum?

  • Signals like hiring a VA = Growth stage, scaling pains.

Basically, it flips public content into psychographic intelligence.

The Build (Step-by-Step, No BS)

  1. Start With a Lead List

Exported ~3,000+ leads from Sales Navigator + Instagram, dumped into a Notion table.

  1. Scrape Their Socials

Python + Selenium (90% written by ChatGPT) pulled:

  • Instagram bios, captions, comment language
  • LinkedIn headlines, About sections, posting frequency
  • YouTube topics, upload cadence, tone
  1. Profile With ChatGPT

Prompted it like a hybrid of profiler, brand strategist, and exec coach. It extracted traits, values, frustrations, and maturity stage.

  1. Auto-Generate Outreach

Then I flipped into roleplay mode: asked ChatGPT to write authentic outreach as if it deeply understood their inner struggles.

  1. Feedback Loop

Every reply/ghost went back into the system to refine tone and style.

The Results (Raw Numbers)

  • Lead research time dropped from 20 hrs/week → 3.
  • Sent ~500 cold DMs/emails in one week → 46% response rate.
  • 80+ booked calls (and counting).
  • Multiple prospects literally said: “This message hit exactly what I’ve been struggling with.”

All that with zero coding background. ChatGPT basically held my hand through the build.

Why This Works

Most outreach is dead on arrival because people smell the copy-paste.

But when your first line mirrors their real pain point — the one they’ve been half-tweeting about at 2am — it doesn’t feel like spam. It feels like someone finally got it.

Takeaways If You Wanna Try This

  • Don’t stop at demographics. Psychographics = where the gold is.

  • Use AI as your research assistant, not just your writing assistant.

  • Outreach is less about volume now, more about precision.

  • You don’t need to be a dev. If you can use Notion + Google, you can set this up with ChatGPT coaching you through the code.

I didn’t plan for this to work as well as it did. But now I can’t imagine doing outreach without it. The combo of automation + psychological depth feels unfair… in the best way.


This content originally appeared on DEV Community and was authored by OnlineProxy.io