§ The result
Coderbyte leads Zappyhire by 8 points.
Coderbyte scores 42 and Zappyhire 34 under rubric v1.0, an 8-point gap across the Assessment and Screening cohorts. The 7 criteria split 6 to 1 in favour of Coderbyte: Coderbyte is ahead on Article 11 Technical Documentation and Zappyhire on Bias Audit Transparency. Even Article 11 Technical Documentation, the widest raw gap and the heaviest weighted swing (Coderbyte 44, Zappyhire 30, 20% weight), is only 29% of the weighted advantage Coderbyte builds across the 6 criteria it leads.
Vendor profile
Coderbyte
Coderbyte is a technical hiring platform offering coding assessments with automated and AI grading of challenges and take-home projects, live coding interviews, and AI screening that grades resumes against job-description criteria and runs agentic phone screens.
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
Coderbyte is filed under Assessment AI, Zappyhire under Screening AI. They record no secondary category in common.
Both are in scope of NYC LL 144, Illinois HB 3773, EU AI Act, Colorado AI Act and Mobley v. Workday.
| Record | Coderbyte | Zappyhire |
|---|---|---|
| Price tier | Low | Mid |
| Headquarters | US | IN |
| Founded | 2012 | 2018 |
§ What decides it
The criteria that move the gap, heaviest swing first.
20% weight · 25% of the movement so far
Article 11 Technical Documentation
Coderbyte 44 · Zappyhire 30
2.8 weighted points to Coderbyte
15% weight · 44% of the movement so far
Data Governance Disclosure
Coderbyte 56 · Zappyhire 42
2.1 weighted points to Coderbyte
18% weight · 57% of the movement so far
Bias Audit Transparency
Coderbyte 20 · Zappyhire 28
1.4 weighted points to Zappyhire
12% weight · 69% of the movement so far
Post-Market Monitoring
Coderbyte 40 · Zappyhire 28
1.4 weighted points to Coderbyte
15% weight · 80% of the movement so far
FRIA Support
Coderbyte 33 · Zappyhire 25
1.2 weighted points to Coderbyte
12% weight · 91% of the movement so far
Human Oversight Design
Coderbyte 60 · Zappyhire 50
1.2 weighted points to Coderbyte
8% weight · 100% of the movement so far
Customer Documentation
Coderbyte 58 · Zappyhire 45
1.0 weighted points to Coderbyte
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +8.3 — the difference between the two totals before either is rounded. Shares are of 11.2 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +8 beside that +8.3.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Coderbyte minus Zappyhire.
| Category | Weight | Coderbyte | Zappyhire | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 44 | 30 | +14 | +2.8 |
| Bias Audit Transparency | 18% | 20 | 28 | -8 | -1.4 |
| FRIA Support | 15% | 33 | 25 | +8 | +1.2 |
| Data Governance Disclosure | 15% | 56 | 42 | +14 | +2.1 |
| Human Oversight Design | 12% | 60 | 50 | +10 | +1.2 |
| Post-Market Monitoring | 12% | 40 | 28 | +12 | +1.4 |
| Customer Documentation | 8% | 58 | 45 | +13 | +1.0 |
| Total | 100% | 42 (F) | 34 (F) | +8 | +8.3 |
§ 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 | Coderbyte | 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% | 2 | 1 | Sources on the vendor's own domain | 2 | 1 | Audit reportSources on a separate domain |
| FRIA Support | 15% | 3 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Data Governance Disclosure | 15% | 5 | 0 | Audit reportSources on the vendor's own domain | 3 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 5 | 0 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 4 | 1 | Audit reportSources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 4 | 1 | Sources on the vendor's own domainSources on a separate domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 26 | 5 | Audit reportSources on the vendor's own domainSources on a separate domain | 12 | 6 | Audit reportSources on the vendor's own domainSources on a separate domain |
Coderbyte has 31 evidence rows across 7 of 7 criteria — 26 with a source URL, 5 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 Coderbyte and Zappyhire sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 49 evidence rows on file for these two vendors: 31 for Coderbyte, across 2 distinct source domains, and 18 for Zappyhire, across 2 distinct source domains.
- Rubric
- v1.0
- Coderbyte 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