§ The result
Workstream leads Zappyhire by 5 points.
Workstream scores 39 and Zappyhire 34 under rubric v1.0 — a 5-point gap inside the Screening cohort. Workstream leads 6 of the 7 criteria, including Article 11 Technical Documentation, while Zappyhire leads 1, including Bias Audit Transparency. Human Oversight Design is the widest raw gap (Workstream 61, Zappyhire 50) but not the heaviest weighted swing, which is Article 11 Technical Documentation at 20% (Workstream 40, Zappyhire 30), 33% of the weighted advantage Workstream builds across the 6 criteria it leads.
Vendor profile
Workstream
Workstream is a mobile-first HR, payroll and hiring platform for hourly, multi-location employers such as QSR franchisees. Its hiring suite pairs a text-to-apply applicant tracking system with VoiceAI phone screens and VideoAI asynchronous video interviews, which return transcripts, AI summaries, pass/fail results for each question and match scores.
Vendor profile
Zappyhire
Zappyhire is an AI-powered recruitment automation platform that screens and ranks candidates through resume parsing, a recruiting chatbot, AI assessments, and robotic video interviews, layered on an applicant tracking system.
§ The record
Workstream and Zappyhire are both filed under Screening AI. They also share 2 secondary categories: ATS-integrated and Video interview.
Both are in scope of EU AI Act, NYC LL 144, Colorado AI Act, Illinois HB 3773 and Mobley v. Workday.
| Record | Workstream | Zappyhire |
|---|---|---|
| Price tier | Mid | Mid |
| Headquarters | US | IN |
| Founded | 2017 | 2018 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 27% of the movement so far
Article 11 Technical Documentation
Workstream 40 · Zappyhire 30
2.0 weighted points to Workstream
18% weight · 46% of the movement so far
Bias Audit Transparency
Workstream 20 · Zappyhire 28
1.4 weighted points to Zappyhire
12% weight · 63% of the movement so far
Human Oversight Design
Workstream 61 · Zappyhire 50
1.3 weighted points to Workstream
8% weight · 75% of the movement so far
Customer Documentation
Workstream 56 · Zappyhire 45
0.9 weighted points to Workstream
12% weight · 86% of the movement so far
Post-Market Monitoring
Workstream 35 · Zappyhire 28
0.8 weighted points to Workstream
15% weight · 96% of the movement so far
Data Governance Disclosure
Workstream 47 · Zappyhire 42
0.8 weighted points to Workstream
15% weight · 100% of the movement so far
FRIA Support
Workstream 27 · Zappyhire 25
0.3 weighted points to Workstream
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +4.6 — the difference between the two totals before either is rounded. Shares are of 7.5 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 +4.6.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Workstream minus Zappyhire.
| Category | Weight | Workstream | Zappyhire | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 40 | 30 | +10 | +2.0 |
| Bias Audit Transparency | 18% | 20 | 28 | -8 | -1.4 |
| FRIA Support | 15% | 27 | 25 | +2 | +0.3 |
| Data Governance Disclosure | 15% | 47 | 42 | +5 | +0.8 |
| Human Oversight Design | 12% | 61 | 50 | +11 | +1.3 |
| Post-Market Monitoring | 12% | 35 | 28 | +7 | +0.8 |
| Customer Documentation | 8% | 56 | 45 | +11 | +0.9 |
| Total | 100% | 39 (F) | 34 (F) | +5 | +4.6 |
§ 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 | Workstream | Zappyhire | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 3 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 5 | 1 | Sources on the vendor's own domain | 2 | 1 | Audit reportSources on a separate 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% | 4 | 1 | Sources on the vendor's own domain | 3 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 7 | 0 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 3 | 1 | Sources on the vendor's own domainSources on a separate domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 4 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 28 | 6 | Sources on the vendor's own domainSources on a separate domain | 12 | 6 | Audit reportSources on the vendor's own domainSources on a separate domain |
Workstream has 34 evidence rows across 7 of 7 criteria — 28 with a source URL, 6 documented absences; Zappyhire has 18 evidence rows across 7 of 7 criteria — 12 with a source URL, 6 documented absences; some documentation or audit rows for Workstream and Zappyhire sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 52 evidence rows on file for these two vendors: 34 for Workstream, across 2 distinct source domains, and 18 for Zappyhire, across 2 distinct source domains.
- Rubric
- v1.0
- Workstream last reviewed
- September 25, 2026 · HireAIScore editorial team
- Zappyhire 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