§ The result
Bullhorn leads eSkill by 13 points.
Bullhorn, filed under ATS-integrated, comes out 13 points above eSkill, filed under Assessment: 54 against 41 under rubric v1.0. Bullhorn leads 6 of the 7 criteria, including Bias Audit Transparency, while eSkill leads 1, including Post-Market Monitoring. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — Bullhorn 58, eSkill 25 — and at an 18% weight it carries 47% of the weighted advantage Bullhorn holds across the 6 criteria on that side of the table.
Vendor profile
Bullhorn
Bullhorn is a cloud-based applicant tracking system and CRM for staffing and recruiting agencies, with AI features (Bullhorn Copilot/Amplify, automation, and Textkernel-powered search and match) that source, screen, and rank candidates against jobs.
Vendor profile
eSkill
eSkill is a pre-employment testing platform with auto-scored skills, cognitive and behavioral tests and human-rated one-way video interviews, plus an optional Proctorio-powered AI proctoring add-on that gives each candidate a suspicion score and a Claude-based "Linea" layer that drafts assessments from job descriptions.
§ The record
Bullhorn is filed under ATS-integrated AI, eSkill under Assessment AI. They record no secondary category in common.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act and Illinois HB 3773. Only eSkill is in scope of Mobley v. Workday.
| Record | Bullhorn | eSkill |
|---|---|---|
| Price tier | High | Mid |
| Headquarters | US | US |
| Founded | 1999 | 2003 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 47% of the movement so far
Bias Audit Transparency
Bullhorn 58 · eSkill 25
5.9 weighted points to Bullhorn
20% weight · 69% of the movement so far
Article 11 Technical Documentation
Bullhorn 62 · eSkill 48
2.8 weighted points to Bullhorn
15% weight · 84% of the movement so far
Data Governance Disclosure
Bullhorn 60 · eSkill 47
1.9 weighted points to Bullhorn
15% weight · 94% of the movement so far
FRIA Support
Bullhorn 38 · eSkill 30
1.2 weighted points to Bullhorn
12% weight · 97% of the movement so far
Human Oversight Design
Bullhorn 60 · eSkill 57
0.4 weighted points to Bullhorn
8% weight · 99% of the movement so far
Customer Documentation
Bullhorn 60 · eSkill 56
0.3 weighted points to Bullhorn
12% weight · 100% of the movement so far
Post-Market Monitoring
Bullhorn 35 · eSkill 36
0.1 weighted points to eSkill
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +12.4 — the difference between the two totals before either is rounded. Shares are of 12.7 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +13 beside that +12.4.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Bullhorn minus eSkill.
| Category | Weight | Bullhorn | eSkill | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 62 | 48 | +14 | +2.8 |
| Bias Audit Transparency | 18% | 58 | 25 | +33 | +5.9 |
| FRIA Support | 15% | 38 | 30 | +8 | +1.2 |
| Data Governance Disclosure | 15% | 60 | 47 | +13 | +1.9 |
| Human Oversight Design | 12% | 60 | 57 | +3 | +0.4 |
| Post-Market Monitoring | 12% | 35 | 36 | -1 | -0.1 |
| Customer Documentation | 8% | 60 | 56 | +4 | +0.3 |
| Total | 100% | 54 (F) | 41 (F) | +13 | +12.4 |
§ 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 | Bullhorn | eSkill | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domain | 3 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Bias Audit Transparency | 18% | 3 | 1 | Audit reportSources on the vendor's own domain | 2 | 1 | Sources on a separate domain |
| FRIA Support | 15% | 1 | 1 | — | 2 | 1 | Sources on the vendor's own domainSources on a separate domain |
| Data Governance Disclosure | 15% | 3 | 0 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 2 | 1 | Sources on the vendor's own domain | 5 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 1 | Sources on the vendor's own domain | 4 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 15 | 6 | Audit reportSources on the vendor's own domain | 24 | 6 | Sources on the vendor's own domainSources on a separate domain |
Bullhorn has 20 evidence rows across 7 of 7 criteria — 15 with a source URL, 6 documented absences; eSkill has 30 evidence rows across 7 of 7 criteria — 24 with a source URL, 6 documented absences; some documentation or audit rows for eSkill sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 50 evidence rows on file for these two vendors: 20 for Bullhorn, across 2 distinct source domains, and 30 for eSkill, across 2 distinct source domains.
- Rubric
- v1.0
- Bullhorn last reviewed
- June 7, 2026 · HireAIScore editorial team
- eSkill last reviewed
- September 25, 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