§ The result
Personio and Pillar tie at 40.
Personio (ATS-integrated) and Pillar (Screening) tie at 40 under rubric v1.0, arriving there from different criteria. Personio leads 2 of the 7 criteria and Pillar 2, with 3 level, yet the two totals land on the same number. Pillar takes the heaviest weighted swing, Bias Audit Transparency at 18% (Personio 25, Pillar 38), which is 85% of the weighted advantage Pillar holds; the widest raw gap is a different criterion, Post-Market Monitoring, Personio 48 to Pillar 33.
Vendor profile
Personio
Personio is a European cloud HR platform for small and mid-sized companies that combines an HRIS with recruiting/ATS, time tracking, payroll and an AI assistant, and is adding agentic AI candidate sourcing and application screening through its 2026 acquisition of aurio.
Vendor profile
Pillar
Pillar (now "AI Interview Companion by Employ") is an interview intelligence platform that records and transcribes job interviews, generates AI interview guides and highlight clips, and surfaces candidate insights and interviewer-coaching recommendations.
§ The record
Personio is filed under ATS-integrated AI, Pillar under Screening 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 Pillar is in scope of Mobley v. Workday.
| Record | Personio | Pillar |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | DE | US |
| Founded | 2015 | 2019 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 42% of the movement so far
Bias Audit Transparency
Personio 25 · Pillar 38
2.3 weighted points to Pillar
12% weight · 74% of the movement so far
Post-Market Monitoring
Personio 48 · Pillar 33
1.8 weighted points to Personio
15% weight · 93% of the movement so far
Data Governance Disclosure
Personio 52 · Pillar 45
1.1 weighted points to Personio
20% weight · 100% of the movement so far
Article 11 Technical Documentation
Personio 40 · Pillar 42
0.4 weighted points to Pillar
Weighted delta is the raw difference times the criterion weight, so the 4 figures above sum to +0.1 — 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 0 beside that +0.1.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Personio minus Pillar.
| Category | Weight | Personio | Pillar | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 40 | 42 | -2 | -0.4 |
| Bias Audit Transparency | 18% | 25 | 38 | -13 | -2.3 |
| FRIA Support | 15% | 30 | 30 | - | - |
| Data Governance Disclosure | 15% | 52 | 45 | +7 | +1.1 |
| Human Oversight Design | 12% | 48 | 48 | - | - |
| Post-Market Monitoring | 12% | 48 | 33 | +15 | +1.8 |
| Customer Documentation | 8% | 50 | 50 | - | - |
| Total | 100% | 40 (F) | 40 (F) | - | +0.1 |
§ 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 | Personio | Pillar | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 2 | 1 | Sources on the vendor's own domainSources on a separate domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 2 | 2 | Sources on the vendor's own domain | 2 | 1 | Audit reportSources on the vendor's own domain |
| FRIA Support | 15% | 2 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 2 | 1 | Sources on the vendor's own domainSources on a separate domain | 2 | 1 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 2 | 1 | Sources on the vendor's own domainSources on a separate domain | 2 | 1 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 1 | 1 | Sources on the vendor's own domain | 1 | 1 | — |
| Customer Documentation | 8% | 2 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 13 | 8 | Sources on the vendor's own domainSources on a separate domain | 12 | 7 | Audit reportSources on the vendor's own domain |
Personio has 20 evidence rows across 7 of 7 criteria — 13 with a source URL, 8 documented absences; Pillar has 19 evidence rows across 7 of 7 criteria — 12 with a source URL, 7 documented absences; some documentation or audit rows for Personio sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 39 evidence rows on file for these two vendors: 20 for Personio, across 5 distinct source domains, and 19 for Pillar, across 1 distinct source domain.
- Rubric
- v1.0
- Personio last reviewed
- August 2, 2026 · HireAIScore editorial team
- Pillar 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