§ The result
Covey leads Mercer | Mettl by 5 points.
Covey scores 47 and Mercer | Mettl 42 under rubric v1.0, a 5-point gap across the Sourcing and Assessment cohorts. Covey leads 4 of the 7 criteria, including Bias Audit Transparency, while Mercer | Mettl leads 3, including Post-Market Monitoring. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — Covey 72, Mercer | Mettl 42 — and at an 18% weight it carries 76% of the weighted advantage Covey holds across the 4 criteria on that side of the table.
Vendor profile
Covey
Covey is an AI recruiting platform whose Covey Scout product trains generative-AI bots from plain-language hiring criteria to source, evaluate, and rank candidate profiles for outbound sourcing and inbound applicant screening.
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
Covey is filed under Candidate sourcing AI, Mercer | Mettl under Assessment AI. They also share 1 secondary category: Screening.
Both are in scope of EU AI Act, Colorado AI Act, NYC LL 144 and Illinois HB 3773. Only Mercer | Mettl is in scope of Mobley v. Workday.
| Record | Covey | Mercer | Mettl |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | US | IN |
| Founded | 2018 | 2010 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 60% of the movement so far
Bias Audit Transparency
Covey 72 · Mercer | Mettl 42
5.4 weighted points to Covey
12% weight · 71% of the movement so far
Post-Market Monitoring
Covey 30 · Mercer | Mettl 38
1.0 weighted points to Mercer | Mettl
12% weight · 80% of the movement so far
Human Oversight Design
Covey 52 · Mercer | Mettl 45
0.8 weighted points to Covey
8% weight · 86% of the movement so far
Customer Documentation
Covey 58 · Mercer | Mettl 52
0.5 weighted points to Covey
15% weight · 91% of the movement so far
FRIA Support
Covey 25 · Mercer | Mettl 28
0.4 weighted points to Mercer | Mettl
15% weight · 96% of the movement so far
Data Governance Disclosure
Covey 52 · Mercer | Mettl 55
0.4 weighted points to Mercer | Mettl
20% weight · 100% of the movement so far
Article 11 Technical Documentation
Covey 40 · Mercer | Mettl 38
0.4 weighted points to Covey
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +5.3 — the difference between the two totals before either is rounded. Shares are of 9.0 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 +5.3.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Covey minus Mercer | Mettl.
| Category | Weight | Covey | Mercer | Mettl | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 40 | 38 | +2 | +0.4 |
| Bias Audit Transparency | 18% | 72 | 42 | +30 | +5.4 |
| FRIA Support | 15% | 25 | 28 | -3 | -0.4 |
| Data Governance Disclosure | 15% | 52 | 55 | -3 | -0.4 |
| Human Oversight Design | 12% | 52 | 45 | +7 | +0.8 |
| Post-Market Monitoring | 12% | 30 | 38 | -8 | -1.0 |
| Customer Documentation | 8% | 58 | 52 | +6 | +0.5 |
| Total | 100% | 47 (F) | 42 (F) | +5 | +5.3 |
§ 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 | Covey | Mercer | Mettl | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 1 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 2 | 0 | Audit reportSources on a separate domain | 0 | 1 | — |
| FRIA Support | 15% | 0 | 1 | — | 1 | 1 | — |
| Data Governance Disclosure | 15% | 0 | 1 | — | 2 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 1 | 1 | Sources on the vendor's own 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% | 2 | 0 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 6 | 5 | Audit reportSources on the vendor's own domainSources on a separate domain | 9 | 5 | Sources on the vendor's own domain |
Covey has 11 evidence rows across 7 of 7 criteria — 6 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 Covey sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 25 evidence rows on file for these two vendors: 11 for Covey, across 2 distinct source domains, and 14 for Mercer | Mettl, across 2 distinct source domains.
- Rubric
- v1.0
- Covey 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