Release analysis · draft, not yet published as a report
Mastermind V4 (precedents) on CDSBench v0.1
Mastermind is reliable on transferability (100%) but currency remains its weakest category at 100%; no category improved materially over the previous generation.
Score
99.2
Previous generation
99.2
Mastermind V3 (skeptic + verification)
Change
±0.0
Headline
What the measurements say
- Mastermind V4 (precedents) scores 99.2 on 296 verified questions on CDSBench v0.1.
- Against Mastermind V3 (skeptic + verification) (99.2), overall moved up 0.0 points.
- Weakest category: currency at 100% (28/28), against 100% for Claude.
- It did not cite non-existent evidence on this run; wrong answers at ≥ 80% confidence: 0.0%.
Categories
Accuracy by category
| Category | Acc. | n | Δ |
|---|---|---|---|
| Currency | 100% | 28 | ±0 |
| Evidence | 100% | 30 | ±0 |
| Maturity | 100% | 26 | ±0 |
| Seniority | 100% | 30 | ±0 |
| Fact extraction | 100% | 56 | ±0 |
| Uncertainty | 100% | 32 | ±0 |
| Entity match | 100% | 30 | ±0 |
| Multi-document | 100% | 2 | ±0 |
| Restructuring | 100% | 2 | ±0 |
| Deliverability | 100% | 30 | ±0 |
| Transferability | 100% | 30 | ±0 |
Hardest failures
Highest confidence first
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