§ The result
2 points separate Sapia.ai and Bullhorn.
Sapia.ai (Assessment) edges Bullhorn (ATS-integrated) by 2 points under rubric v1.0, 56 to 54. Sapia.ai leads 5 of the 7 criteria, including Post-Market Monitoring, while Bullhorn leads 2, including Bias Audit Transparency. Post-Market Monitoring is both the widest raw gap and the heaviest weighted swing — Bullhorn 35, Sapia.ai 50 — and at a 12% weight it carries 44% of the weighted advantage Sapia.ai holds across the 5 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
Sapia.ai
Structured, text-based chat interview that scores candidates on personality (HEXACO) and competency traits - with no video, audio, or demographic data used.
§ The record
Bullhorn is filed under ATS-integrated AI, Sapia.ai under Assessment AI. They also share 1 secondary category: Screening.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act and Illinois HB 3773. Only Sapia.ai is in scope of Mobley v. Workday.
| Record | Bullhorn | Sapia.ai |
|---|---|---|
| Price tier | High | Enterprise |
| Headquarters | US | AU |
| Founded | 1999 | 2013 |
§ What decides it
The criteria that move the gap, heaviest swing first.
12% weight · 32% of the movement so far
Post-Market Monitoring
Bullhorn 35 · Sapia.ai 50
1.8 weighted points to Sapia.ai
20% weight · 60% of the movement so far
Article 11 Technical Documentation
Bullhorn 62 · Sapia.ai 70
1.6 weighted points to Sapia.ai
18% weight · 80% of the movement so far
Bias Audit Transparency
Bullhorn 58 · Sapia.ai 52
1.1 weighted points to Bullhorn
15% weight · 88% of the movement so far
FRIA Support
Bullhorn 38 · Sapia.ai 35
0.4 weighted points to Bullhorn
15% weight · 93% of the movement so far
Data Governance Disclosure
Bullhorn 60 · Sapia.ai 62
0.3 weighted points to Sapia.ai
12% weight · 97% of the movement so far
Human Oversight Design
Bullhorn 60 · Sapia.ai 62
0.2 weighted points to Sapia.ai
8% weight · 100% of the movement so far
Customer Documentation
Bullhorn 60 · Sapia.ai 62
0.2 weighted points to Sapia.ai
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to -2.6 — the difference between the two totals before either is rounded. Shares are of 5.6 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads -2 beside that -2.6.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Bullhorn minus Sapia.ai.
| Category | Weight | Bullhorn | Sapia.ai | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 62 | 70 | -8 | -1.6 |
| Bias Audit Transparency | 18% | 58 | 52 | +6 | +1.1 |
| FRIA Support | 15% | 38 | 35 | +3 | +0.4 |
| Data Governance Disclosure | 15% | 60 | 62 | -2 | -0.3 |
| Human Oversight Design | 12% | 60 | 62 | -2 | -0.2 |
| Post-Market Monitoring | 12% | 35 | 50 | -15 | -1.8 |
| Customer Documentation | 8% | 60 | 62 | -2 | -0.2 |
| Total | 100% | 54 (F) | 56 (F) | -2 | -2.6 |
§ 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 | Sapia.ai | ||||
|---|---|---|---|---|---|---|---|
| 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 domain |
| Bias Audit Transparency | 18% | 3 | 1 | Audit reportSources on the vendor's own domain | 2 | 1 | Audit reportSources on the vendor's own domainSources on a separate domain |
| FRIA Support | 15% | 1 | 1 | — | 1 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 3 | 0 | Sources on the vendor's own domain | 3 | 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% | 1 | 1 | Sources on the vendor's own domain | 3 | 0 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 15 | 6 | Audit reportSources on the vendor's own domain | 16 | 4 | Audit reportSources 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; Sapia.ai has 20 evidence rows across 7 of 7 criteria — 16 with a source URL, 4 documented absences; some documentation or audit rows for Sapia.ai sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 40 evidence rows on file for these two vendors: 20 for Bullhorn, across 2 distinct source domains, and 20 for Sapia.ai, across 2 distinct source domains.
- Rubric
- v1.0
- Bullhorn last reviewed
- June 7, 2026 · HireAIScore editorial team
- Sapia.ai 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