§ The result
Fuel50 leads Willo by 17 points.
Under rubric v1.0, Fuel50 (Sourcing) opens a 17-point lead on Willo (Video interview), 58 to 41. The 7 criteria split 6 to 1 in favour of Fuel50: Fuel50 is ahead on Bias Audit Transparency and Willo on Human Oversight Design. Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing — Fuel50 68, Willo 30 — and at an 18% weight it carries 40% of the weighted advantage Fuel50 holds across the 6 criteria on that side of the table.
Vendor profile
Fuel50
Fuel50 is an AI internal talent marketplace and workforce-transformation platform that matches employees to internal roles, gigs, mentors, learning and career paths, and fit-scores and ranks internal candidates for open roles and succession pipelines, using a skills ontology curated by in-house I/O psychologists.
Vendor profile
Willo
Willo is a browser-based asynchronous (one-way) video interview platform that lets employers collect recorded video, audio, multiple-choice and written candidate responses, then uses AI to transcribe, summarize, rank candidates against employer-defined "Blueprint" criteria, and flag scripted or AI-generated answers.
§ The record
Fuel50 is filed under Candidate sourcing AI, Willo under Video interview AI. They also share 1 secondary category: Assessment.
Both are in scope of EU AI Act, Colorado AI Act, NYC LL 144, Illinois HB 3773 and Mobley v. Workday.
| Record | Fuel50 | Willo |
|---|---|---|
| Price tier | Enterprise | Low |
| Headquarters | US | GB |
| Founded | 2011 | 2018 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 40% of the movement so far
Bias Audit Transparency
Fuel50 68 · Willo 30
6.8 weighted points to Fuel50
20% weight · 77% of the movement so far
Article 11 Technical Documentation
Fuel50 70 · Willo 38
6.4 weighted points to Fuel50
15% weight · 87% of the movement so far
Data Governance Disclosure
Fuel50 64 · Willo 53
1.6 weighted points to Fuel50
15% weight · 93% of the movement so far
FRIA Support
Fuel50 32 · Willo 25
1.1 weighted points to Fuel50
8% weight · 97% of the movement so far
Customer Documentation
Fuel50 62 · Willo 54
0.6 weighted points to Fuel50
12% weight · 99% of the movement so far
Post-Market Monitoring
Fuel50 40 · Willo 36
0.5 weighted points to Fuel50
12% weight · 100% of the movement so far
Human Oversight Design
Fuel50 61 · Willo 62
0.1 weighted points to Willo
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +16.9 — the difference between the two totals before either is rounded. Shares are of 17.2 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +17 beside that +16.9.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Fuel50 minus Willo.
| Category | Weight | Fuel50 | Willo | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 70 | 38 | +32 | +6.4 |
| Bias Audit Transparency | 18% | 68 | 30 | +38 | +6.8 |
| FRIA Support | 15% | 32 | 25 | +7 | +1.1 |
| Data Governance Disclosure | 15% | 64 | 53 | +11 | +1.6 |
| Human Oversight Design | 12% | 61 | 62 | -1 | -0.1 |
| Post-Market Monitoring | 12% | 40 | 36 | +4 | +0.5 |
| Customer Documentation | 8% | 62 | 54 | +8 | +0.6 |
| Total | 100% | 58 (F) | 41 (F) | +17 | +16.9 |
§ 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 | Fuel50 | Willo | ||||
|---|---|---|---|---|---|---|---|
| Cited | Absences | Audit / hosting | Cited | Absences | Audit / hosting | ||
| Article 11 Technical Documentation | 20% | 3 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| Bias Audit Transparency | 18% | 3 | 0 | Audit reportSources on the vendor's own domainSources on a separate domain | 1 | 1 | — |
| FRIA Support | 15% | 2 | 1 | — | 0 | 1 | — |
| Data Governance Disclosure | 15% | 5 | 0 | Audit reportSources on the vendor's own domainSources on a separate domain | 2 | 0 | Sources on the vendor's own domain |
| Human Oversight Design | 12% | 4 | 0 | Sources on the vendor's own domain | 2 | 0 | Sources on the vendor's own domain |
| Post-Market Monitoring | 12% | 4 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| Customer Documentation | 8% | 3 | 1 | Sources on the vendor's own domain | 1 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 24 | 4 | Audit reportSources on the vendor's own domainSources on a separate domain | 9 | 5 | Sources on the vendor's own domain |
Fuel50 has 28 evidence rows across 7 of 7 criteria — 24 with a source URL, 4 documented absences; Willo has 14 evidence rows across 7 of 7 criteria — 9 with a source URL, 5 documented absences; some documentation or audit rows for Fuel50 sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 42 evidence rows on file for these two vendors: 28 for Fuel50, across 3 distinct source domains, and 14 for Willo, across 1 distinct source domain.
- Rubric
- v1.0
- Fuel50 last reviewed
- September 25, 2026 · HireAIScore editorial team
- Willo 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