§ The result
Cornerstone OnDemand leads Mercer | Mettl on all 7 criteria.
Cornerstone OnDemand sits 14 points above Mercer | Mettl under rubric v1.0 — 56 against 42 — with Cornerstone OnDemand filed under ATS-integrated and Mercer | Mettl under Assessment. Cornerstone OnDemand leads every one of the 7 criteria, Mercer | Mettl none of them, and the closest of the 7 is Data Governance Disclosure, Cornerstone OnDemand 60 to Mercer | Mettl 55. Article 11 Technical Documentation is both the widest raw gap and the heaviest weighted swing — Cornerstone OnDemand 72, Mercer | Mettl 38 — and at a 20% weight it carries 48% of the weighted advantage Cornerstone OnDemand holds across the 7 criteria on that side of the table.
Vendor profile
Cornerstone OnDemand
Cornerstone OnDemand is an enterprise talent-management and learning suite whose Cornerstone Galaxy platform uses AI-driven skills extraction and matching (including the acquired SkyHive Skills Models) to power recruiting, candidate screening, and workforce development.
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
Cornerstone OnDemand is filed under ATS-integrated AI, Mercer | Mettl under Assessment AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act, Illinois HB 3773 and Mobley v. Workday.
| Record | Cornerstone OnDemand | Mercer | Mettl |
|---|---|---|
| Price tier | Enterprise | Mid |
| Headquarters | US | IN |
| Founded | 1999 | 2010 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 48% of the movement so far
Article 11 Technical Documentation
Cornerstone OnDemand 72 · Mercer | Mettl 38
6.8 weighted points to Cornerstone OnDemand
18% weight · 68% of the movement so far
Bias Audit Transparency
Cornerstone OnDemand 58 · Mercer | Mettl 42
2.9 weighted points to Cornerstone OnDemand
12% weight · 77% of the movement so far
Human Oversight Design
Cornerstone OnDemand 55 · Mercer | Mettl 45
1.2 weighted points to Cornerstone OnDemand
15% weight · 84% of the movement so far
FRIA Support
Cornerstone OnDemand 35 · Mercer | Mettl 28
1.1 weighted points to Cornerstone OnDemand
12% weight · 90% of the movement so far
Post-Market Monitoring
Cornerstone OnDemand 45 · Mercer | Mettl 38
0.8 weighted points to Cornerstone OnDemand
15% weight · 95% of the movement so far
Data Governance Disclosure
Cornerstone OnDemand 60 · Mercer | Mettl 55
0.8 weighted points to Cornerstone OnDemand
8% weight · 100% of the movement so far
Customer Documentation
Cornerstone OnDemand 60 · Mercer | Mettl 52
0.6 weighted points to Cornerstone OnDemand
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +14.2 — the difference between the two totals before either is rounded. Shares are of 14.2 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +14 beside that +14.2.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Cornerstone OnDemand minus Mercer | Mettl.
| Category | Weight | Cornerstone OnDemand | Mercer | Mettl | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 72 | 38 | +34 | +6.8 |
| Bias Audit Transparency | 18% | 58 | 42 | +16 | +2.9 |
| FRIA Support | 15% | 35 | 28 | +7 | +1.1 |
| Data Governance Disclosure | 15% | 60 | 55 | +5 | +0.8 |
| Human Oversight Design | 12% | 55 | 45 | +10 | +1.2 |
| Post-Market Monitoring | 12% | 45 | 38 | +7 | +0.8 |
| Customer Documentation | 8% | 60 | 52 | +8 | +0.6 |
| Total | 100% | 56 (F) | 42 (F) | +14 | +14.2 |
§ 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 | Cornerstone OnDemand | Mercer | Mettl | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 3 | 0 | Audit reportSources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 2 | 1 | Audit reportSources on the vendor's own domainSources on a separate 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% | 2 | 1 | Sources on the vendor's own domain | 2 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 2 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 0 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 15 | 5 | Audit reportSources on the vendor's own domainSources on a separate domain | 9 | 5 | Sources on the vendor's own domain |
Cornerstone OnDemand has 20 evidence rows across 7 of 7 criteria — 15 with a source URL, 5 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 Cornerstone OnDemand sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 34 evidence rows on file for these two vendors: 20 for Cornerstone OnDemand, across 2 distinct source domains, and 14 for Mercer | Mettl, across 2 distinct source domains.
- Rubric
- v1.0
- Cornerstone OnDemand 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.