§ The result
Interviewer.AI leads Mercer | Mettl by 5 points.
Interviewer.AI scores 47 and Mercer | Mettl 42 under rubric v1.0, a 5-point gap across the Video interview and Assessment cohorts. Interviewer.AI leads 5 of the 7 criteria, including Article 11 Technical Documentation, while Mercer | Mettl leads 2, including Bias Audit Transparency. Interviewer.AI takes the heaviest weighted swing, Article 11 Technical Documentation at 20% (Interviewer.AI 52, Mercer | Mettl 38), which is 41% of the weighted advantage Interviewer.AI holds; the widest raw gap is a different criterion, Human Oversight Design, Interviewer.AI 60 to Mercer | Mettl 45.
Vendor profile
Interviewer.AI
Interviewer.AI is an asynchronous AI video interview platform that pre-screens and scores candidates by analyzing recorded video responses and resumes against role-specific success factors, producing an "AI Score" breakdown to help recruiters shortlist.
Vendor profile
Mercer | Mettl
Mercer | Mettl is an online talent assessment and remote-proctoring platform offering psychometric, aptitude, coding, and skills tests plus AI-assisted exam proctoring and scoring for hiring, certification, and L&D.
§ The record
Interviewer.AI is filed under Video interview AI, Mercer | Mettl under Assessment AI. They also share 1 secondary category: Screening.
Both are in scope of NYC LL 144, EU AI Act, Illinois HB 3773, Mobley v. Workday and Colorado AI Act.
| Record | Interviewer.AI | Mercer | Mettl |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | SG | IN |
| Founded | 2018 | 2010 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 32% of the movement so far
Article 11 Technical Documentation
Interviewer.AI 52 · Mercer | Mettl 38
2.8 weighted points to Interviewer.AI
12% weight · 52% of the movement so far
Human Oversight Design
Interviewer.AI 60 · Mercer | Mettl 45
1.8 weighted points to Interviewer.AI
18% weight · 66% of the movement so far
Bias Audit Transparency
Interviewer.AI 35 · Mercer | Mettl 42
1.3 weighted points to Mercer | Mettl
15% weight · 78% of the movement so far
FRIA Support
Interviewer.AI 35 · Mercer | Mettl 28
1.1 weighted points to Interviewer.AI
15% weight · 86% of the movement so far
Data Governance Disclosure
Interviewer.AI 60 · Mercer | Mettl 55
0.8 weighted points to Interviewer.AI
12% weight · 95% of the movement so far
Post-Market Monitoring
Interviewer.AI 32 · Mercer | Mettl 38
0.7 weighted points to Mercer | Mettl
8% weight · 100% of the movement so far
Customer Documentation
Interviewer.AI 58 · Mercer | Mettl 52
0.5 weighted points to Interviewer.AI
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +4.9 — the difference between the two totals before either is rounded. Shares are of 8.9 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +5 beside that +4.9.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Interviewer.AI minus Mercer | Mettl.
| Category | Weight | Interviewer.AI | Mercer | Mettl | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 52 | 38 | +14 | +2.8 |
| Bias Audit Transparency | 18% | 35 | 42 | -7 | -1.3 |
| FRIA Support | 15% | 35 | 28 | +7 | +1.1 |
| Data Governance Disclosure | 15% | 60 | 55 | +5 | +0.8 |
| Human Oversight Design | 12% | 60 | 45 | +15 | +1.8 |
| Post-Market Monitoring | 12% | 32 | 38 | -6 | -0.7 |
| Customer Documentation | 8% | 58 | 52 | +6 | +0.5 |
| Total | 100% | 47 (F) | 42 (F) | +5 | +4.9 |
§ Evidence
Cited sources and documented absences, criterion by criterion.
An absence is a finding, not a blank: the reviewer looked for a named artefact and recorded that it is not located. Where a source sits is a fact about hosting only.
| Criterion | Weight | Interviewer.AI | Mercer | Mettl | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 1 | 1 | Sources on the vendor's own domain | 0 | 1 | — |
| FRIA Support | 15% | 1 | 1 | Sources on the vendor's own domain | 1 | 1 | — |
| Data Governance Disclosure | 15% | 2 | 1 | Sources on the vendor's own domain | 2 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 3 | 0 | Sources on the vendor's own domain | 2 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 2 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 12 | 6 | Sources on the vendor's own domain | 9 | 5 | Sources on the vendor's own domain |
Interviewer.AI has 18 evidence rows across 7 of 7 criteria — 12 with a source URL, 6 documented absences; Mercer | Mettl has 14 evidence rows across 7 of 7 criteria — 9 with a source URL, 5 documented absences.
Provenance
The scores above are documented by 32 evidence rows on file for these two vendors: 18 for Interviewer.AI, across 1 distinct source domain, and 14 for Mercer | Mettl, across 2 distinct source domains.
- Rubric
- v1.0
- Interviewer.AI last reviewed
- June 7, 2026 · HireAIScore editorial team
- Mercer | Mettl last reviewed
- June 7, 2026 · HireAIScore editorial team
HireAIScore scores are editorial research, not legal advice, and no vendor pays for placement, scoring or removal — see the methodology, conflicts policy and terms.
§ Where next