§ The result
HiredScore leads Mercer | Mettl by 10 points.
HiredScore sits 10 points above Mercer | Mettl under rubric v1.0 — 52 against 42 — with HiredScore filed under Sourcing and Mercer | Mettl under Assessment. HiredScore leads 5 of the 7 criteria, including Article 11 Technical Documentation, while Mercer | Mettl leads 1, including Post-Market Monitoring, and 1 is level. Article 11 Technical Documentation is both the widest raw gap and the heaviest weighted swing — HiredScore 65, Mercer | Mettl 38 — and at a 20% weight it carries 52% of the weighted advantage HiredScore holds across the 5 criteria on that side of the table.
Vendor profile
HiredScore
AI-driven talent orchestration layer that ranks and routes candidates within an existing ATS. Acquired by Workday in 2024.
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
HiredScore is filed under Candidate sourcing AI, Mercer | Mettl under Assessment AI. They record no secondary category in common.
Both are in scope of EU AI Act, Colorado AI Act and NYC LL 144. Only Mercer | Mettl is in scope of Illinois HB 3773 and Mobley v. Workday.
| Record | HiredScore | Mercer | Mettl |
|---|---|---|
| Price tier | Enterprise | Mid |
| Headquarters | US | IN |
| Founded | 2012 | 2010 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 50% of the movement so far
Article 11 Technical Documentation
HiredScore 65 · Mercer | Mettl 38
5.4 weighted points to HiredScore
18% weight · 71% of the movement so far
Bias Audit Transparency
HiredScore 55 · Mercer | Mettl 42
2.3 weighted points to HiredScore
12% weight · 88% of the movement so far
Human Oversight Design
HiredScore 60 · Mercer | Mettl 45
1.8 weighted points to HiredScore
8% weight · 94% of the movement so far
Customer Documentation
HiredScore 60 · Mercer | Mettl 52
0.6 weighted points to HiredScore
12% weight · 97% of the movement so far
Post-Market Monitoring
HiredScore 35 · Mercer | Mettl 38
0.4 weighted points to Mercer | Mettl
15% weight · 100% of the movement so far
FRIA Support
HiredScore 30 · Mercer | Mettl 28
0.3 weighted points to HiredScore
Weighted delta is the raw difference times the criterion weight, so the 6 figures above sum to +10.1 — the difference between the two totals before either is rounded. Shares are of 10.8 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +10 beside that +10.1.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is HiredScore minus Mercer | Mettl.
| Category | Weight | HiredScore | Mercer | Mettl | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 65 | 38 | +27 | +5.4 |
| Bias Audit Transparency | 18% | 55 | 42 | +13 | +2.3 |
| FRIA Support | 15% | 30 | 28 | +2 | +0.3 |
| Data Governance Disclosure | 15% | 55 | 55 | - | - |
| Human Oversight Design | 12% | 60 | 45 | +15 | +1.8 |
| Post-Market Monitoring | 12% | 35 | 38 | -3 | -0.4 |
| Customer Documentation | 8% | 60 | 52 | +8 | +0.6 |
| Total | 100% | 52 (F) | 42 (F) | +10 | +10.1 |
§ 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 | HiredScore | Mercer | Mettl | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 3 | 0 | Sources on a separate domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 1 | 0 | Audit reportSources on a separate domain | 0 | 1 | — |
| FRIA Support | 15% | 0 | 1 | — | 1 | 1 | — |
| Data Governance Disclosure | 15% | 1 | 0 | Sources on a separate domain | 2 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 1 | 0 | Sources on a separate domain | 2 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 0 | 1 | — | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 1 | 0 | Sources on a separate domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 7 | 2 | Audit reportSources on a separate domain | 9 | 5 | Sources on the vendor's own domain |
HiredScore has 9 evidence rows across 7 of 7 criteria — 7 with a source URL, 2 documented absences; Mercer | Mettl has 14 evidence rows across 7 of 7 criteria — 9 with a source URL, 5 documented absences; some documentation or audit rows for HiredScore sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 23 evidence rows on file for these two vendors: 9 for HiredScore, across 1 distinct source domain, and 14 for Mercer | Mettl, across 2 distinct source domains.
- Rubric
- v1.0
- HiredScore last reviewed
- May 21, 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