§ The result
Braintrust AIR leads Mercor on all 7 criteria.
Under rubric v1.0, Braintrust AIR scores 59 to 23 for Mercor, a 36-point gap between two Screening entries. Braintrust AIR leads every one of the 7 criteria and 6 of them by 20 raw points or more, Bias Audit Transparency among them; Mercor leads none. The advantage Braintrust AIR holds is spread out: Bias Audit Transparency is both the widest raw gap and the heaviest weighted swing (Braintrust AIR 75, Mercor 10, 18% weight), yet it supplies only 33% of the weighted points Braintrust AIR gains across the 7 criteria it leads.
Vendor profile
Braintrust AIR
Braintrust AIR is an enterprise AI interviewer that runs recorded conversational voice interviews, scores the transcribed answers against recruiter-editable rubric criteria, and sends ranked scorecards, transcripts and recordings to the employer's ATS for human review.
Vendor profile
Mercor
Mercor is an AI talent platform that runs automated 20-minute AI video interviews and semantic resume/profile matching to vet, score, and place candidates and expert contractors, and offers an enterprise applicant-screening product that scores employers' applicant pools against role rubrics with pass/fail recommendations.
§ The record
Braintrust AIR and Mercor are both filed under Screening AI. They also share 1 secondary category: Video interview.
Both are in scope of EU AI Act, NYC LL 144, Illinois HB 3773, Colorado AI Act and Mobley v. Workday.
| Record | Braintrust AIR | Mercor |
|---|---|---|
| Price tier | Enterprise | Enterprise |
| Headquarters | US | US |
| Founded | 2018 | 2023 |
§ What decides it
The criteria that move the gap, heaviest swing first.
18% weight · 33% of the movement so far
Bias Audit Transparency
Braintrust AIR 75 · Mercor 10
11.7 weighted points to Braintrust AIR
20% weight · 53% of the movement so far
Article 11 Technical Documentation
Braintrust AIR 58 · Mercor 22
7.2 weighted points to Braintrust AIR
15% weight · 68% of the movement so far
Data Governance Disclosure
Braintrust AIR 56 · Mercor 22
5.1 weighted points to Braintrust AIR
12% weight · 82% of the movement so far
Post-Market Monitoring
Braintrust AIR 62 · Mercor 20
5.0 weighted points to Braintrust AIR
12% weight · 88% of the movement so far
Human Oversight Design
Braintrust AIR 62 · Mercor 42
2.4 weighted points to Braintrust AIR
15% weight · 95% of the movement so far
FRIA Support
Braintrust AIR 35 · Mercor 20
2.3 weighted points to Braintrust AIR
8% weight · 100% of the movement so far
Customer Documentation
Braintrust AIR 63 · Mercor 40
1.8 weighted points to Braintrust AIR
Weighted delta is the raw difference times the criterion weight, so the 7 figures above sum to +35.5 — the difference between the two totals before either is rounded. Shares are of 35.5 points of movement counted without direction. The table below rounds each side to a whole number first, so its Δ raw total reads +36 beside that +35.5.
§ Category-by-category
Raw score per criterion, with weighted delta.
Δ is Braintrust AIR minus Mercor.
| Category | Weight | Braintrust AIR | Mercor | Δ raw | Δ weighted |
|---|---|---|---|---|---|
| Article 11 Technical Documentation | 20% | 58 | 22 | +36 | +7.2 |
| Bias Audit Transparency | 18% | 75 | 10 | +65 | +11.7 |
| FRIA Support | 15% | 35 | 20 | +15 | +2.3 |
| Data Governance Disclosure | 15% | 56 | 22 | +34 | +5.1 |
| Human Oversight Design | 12% | 62 | 42 | +20 | +2.4 |
| Post-Market Monitoring | 12% | 62 | 20 | +42 | +5.0 |
| Customer Documentation | 8% | 63 | 40 | +23 | +1.8 |
| Total | 100% | 59 (F) | 23 (F) | +36 | +35.5 |
§ 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 | Braintrust AIR | Mercor | ||||
|---|---|---|---|---|---|---|---|
| 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 | 0 | Audit reportSources on a separate domain | 1 | 1 | — |
| FRIA Support | 15% | 3 | 1 | Sources on the vendor's own domain | 1 | 2 | — |
| Data Governance Disclosure | 15% | 5 | 0 | Sources on the vendor's own domainSources on a separate domain | 2 | 1 | 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 | 0 | Audit reportSources on the vendor's own domainSources on a separate domain | 1 | 1 | — |
| Customer Documentation | 8% | 4 | 1 | Sources on the vendor's own domain | 2 | 1 | Sources on the vendor's own domain |
| All criteria | 100% | 29 | 3 | Audit reportSources on the vendor's own domainSources on a separate domain | 10 | 8 | Sources on the vendor's own domain |
Braintrust AIR has 32 evidence rows across 7 of 7 criteria — 29 with a source URL, 3 documented absences; Mercor has 16 evidence rows across 7 of 7 criteria — 10 with a source URL, 8 documented absences; some documentation or audit rows for Braintrust AIR sit on a domain separate from the vendor's own site.
Provenance
The scores above are documented by 48 evidence rows on file for these two vendors: 32 for Braintrust AIR, across 4 distinct source domains, and 16 for Mercor, across 4 distinct source domains.
- Rubric
- v1.0
- Braintrust AIR last reviewed
- September 25, 2026 · HireAIScore editorial team
- Mercor 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