Alex vs. Your ATS's Native AI: Should You Just Use What You Already Have?

Your ATS's native AI is already paid for, already installed, and already sitting on your candidate data, which is why many teams start there. Alex is a separate product that feeds back into your ATS built to interview on the channel a candidate will actually answer, verify who's on it, hand back a scored result, and schedule follow ups. If the native module screens well enough for your roles, use it. If it's leaving good candidates unscreened, or if you want more of the hiring process handled without leaving your ATS, keep reading. Here's the side-by-side.

What each tool actually is

Your ATS's native AI is an ATS bolt-on. It's a screening layer added to a system whose primary job is applicant tracking. It often does in-ATS screening, resume ranking, some conversational Q&A, and scheduling that already knows your recruiters' calendars. It inherits every advantage of incumbency.

Alex is an AI recruiter. It conducts interviews over video, phone or WhatsApp, scores it against the role, verifies integrity and identity, coordinates scheduling against live calendars, and writes results back to your ATS through 100+ integrations.

Head-to-head

full  ·  partial or limited  ·  not publicly stated

Where your ATS's native AI fits

It's already bought and installed. No procurement cycle, no security questionnaire, nothing to sync — and no candidate channel beyond the portal an applicant has to log into to be screened at all.

Adoption is free.

Where Alex pulls ahead

Channels a candidate will actually answer

Alex runs on video, phone and WhatsApp, with SMS carrying invitations, reminders and scheduling. Alex coordinates the booking around it too — time zone inferred from the candidate's area code, configurable blackout windows so a call never lands at 3am local time.

Integrity signals the native module doesn't have

Alex's cheat detection scores video, audio and transcript for external assistance, AI-generated answers, multiple speakers, eye and head movement, and voice-changing tools, against a threshold you set from 0 to 100 per role — cross it and the interview is flagged for review. Fraud verification scores identity separately from email, phone, IP and digital-footprint signals: disposable addresses, VOIP numbers, VPNs, resume-to-profile mismatches. Optional ID verification adds a document-and-selfie check per job.

This is the gap that widens on its own. Candidate-side AI assistance is improving quickly, and a screening step with no integrity layer will pass along answers a model wrote, confidently and at volume.

What to test in a pilot

• Completion rate on your hardest-to-reach role, side by side, same requisition
• Days from application to a scored, reviewable interview
• Share of interviews flagged for integrity review, and the false-positive rate on review
• How many applicants never start the in-portal screen at all
• Whether the native module scores interview integrity at all, or only ranks resumes

The verdict

Stay with your ATS's native AI if budget is the binding constraint. Choose Alex if you're hiring at volume, want to save your recruiters time, or if you cannot currently prove that the person who took the screen is the person who applied.

See Alex on your own roles

The fastest way to settle this is to watch Alex screen for a requisition your native module is struggling with. In 30 minutes we'll run your role, show you the integrity signals on a live interview, and connect to your ATS so you can see results land in the same place your recruiters already work.

Book a demo →

Compare Alex with other tools

Asendia · BrightHire · Bullhorn · ConverzAI · Eightfold · HeyMilo · HireVue · Metaview · Paradox · Phenom · Ribbon · SmartRecruiters · Tenzo · Build in-house

See the full comparison grid →