§ The result
Mercer | Mettl leads SeekOut on 6 of the 7 criteria.
Mercer | Mettl scores 42 and SeekOut 34 under rubric v1.0, an 8-point gap across the Assessment and Sourcing cohorts. Mercer | Mettl leads 6 of the 7 criteria and the remaining criterion is level, so SeekOut is ahead on none of them; the closest of the 6 Mercer | Mettl leads is Bias Audit Transparency, Mercer | Mettl 42 to SeekOut 40. Data Governance Disclosure is both the widest raw gap and the heaviest weighted swing — Mercer | Mettl 55, SeekOut 35 — and at a 15% weight it carries 41% of the weighted advantage Mercer | Mettl holds across the 6 criteria on that side of the table.
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.
Vendor profile
SeekOut
Sourcing platform aggregating public profile data into a searchable talent index, with AI-assisted candidate matching and outreach.
§ The record
Mercer | Mettl is filed under Assessment AI, SeekOut under Candidate sourcing AI. They record no secondary category in common.
Both are in scope of NYC LL 144, EU AI Act and Colorado AI Act. Only Mercer | Mettl is in scope of Illinois HB 3773 and Mobley v. Workday.
| Record | Mercer | Mettl | SeekOut |
|---|---|---|
| Price tier | Mid | Enterprise |
| Headquarters | IN | US |
| Founded | 2010 | 2017 |
§ What decides it
The criteria that move the gap, heaviest swing first.
15% weight · 41% of the movement so far
Data Governance Disclosure
Mercer | Mettl 55 · SeekOut 35
3.0 weighted points to Mercer | Mettl
12% weight · 62% of the movement so far
Post-Market Monitoring
Mercer | Mettl 38 · SeekOut 25
1.6 weighted points to Mercer | Mettl
8% weight · 81% of the movement so far
Customer Documentation
Mercer | Mettl 52 · SeekOut 35
1.4 weighted points to Mercer | Mettl
20% weight · 89% of the movement so far
Article 11 Technical Documentation
Mercer | Mettl 38 · SeekOut 35
0.6 weighted points to Mercer | Mettl
15% weight · 95% of the movement so far
FRIA Support
Mercer | Mettl 28 · SeekOut 25
0.4 weighted points to Mercer | Mettl
18% weight · 100% of the movement so far
Bias Audit Transparency
Mercer | Mettl 42 · SeekOut 40
0.4 weighted points to Mercer | Mettl
Weighted delta is the raw difference times the criterion weight, so the 6 figures above sum to +7.3 — the difference between the two totals before either is rounded. Shares are of 7.3 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +8 beside that +7.3.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Mercer | Mettl minus SeekOut.
| Category | Weight | Mercer | Mettl | SeekOut | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 38 | 35 | +3 | +0.6 |
| Bias Audit Transparency | 18% | 42 | 40 | +2 | +0.4 |
| FRIA Support | 15% | 28 | 25 | +3 | +0.4 |
| Data Governance Disclosure | 15% | 55 | 35 | +20 | +3.0 |
| Human Oversight Design | 12% | 45 | 45 | - | - |
| Post-Market Monitoring | 12% | 38 | 25 | +13 | +1.6 |
| Customer Documentation | 8% | 52 | 35 | +17 | +1.4 |
| Total | 100% | 42 (F) | 34 (F) | +8 | +7.3 |
§ 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 | Mercer | Mettl | SeekOut | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 0 | 1 | — | 1 | 1 | — |
| FRIA Support | 15% | 1 | 1 | — | 0 | 1 | — |
| Data Governance Disclosure | 15% | 2 | 0 | Sources on the vendor's own domain | 1 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 2 | 0 | Sources on the vendor's own domain | 1 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 0 | 1 | — |
| Customer Documentation | 8% | 1 | 1 | Sources on the vendor's own domain | 1 | 0 | Sources on the vendor's own domain |
| All criteria | 100% | 9 | 5 | Sources on the vendor's own domain | 5 | 4 | Sources on the vendor's own domain |
Mercer | Mettl has 14 evidence rows across 7 of 7 criteria — 9 with a source URL, 5 documented absences; SeekOut has 9 evidence rows across 7 of 7 criteria — 5 with a source URL, 4 documented absences.
Provenance
The scores above are documented by 23 evidence rows on file for these two vendors: 14 for Mercer | Mettl, across 2 distinct source domains, and 9 for SeekOut, across 1 distinct source domain.
- Rubric
- v1.0
- Mercer | Mettl last reviewed
- June 7, 2026 · HireAIScore editorial team
- SeekOut last reviewed
- May 21, 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