Benchmark category · v0.1 · 30 verified questions
Evidence
Citing the sections of the record that actually support the answer, and no others.
Ranking
Accuracy on evidence questions
| # | Model | Accuracy | Correct | |
|---|---|---|---|---|
| 1 | Claude Sonnet 5 | 100% | 30/30 | |
| 2 | GPT -5 | 0% | 0/30 | |
| 3 | Gemini 2.5 Pro | 0% | 0/30 | |
| Reference · CDSBench’s own system · not ranked | ||||
| — | Mastermind | 100% | 30/30 | |
Common failures
How models go wrong here
| Wrong fact | 60 |
| Overconfident | 60 |
| Retrieval failure | 60 |
Across every model’s latest official run. Failure taxonomy →
Hardest questions
Most models wrong
- #19 Halvard Steel AG 2025 · EUR 2058 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #29 Kingdom of Vestmark 2026 · ZAR 2033 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #39 Orinoco Retail Holdings plc 2027 · JPY 2035 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #49 Federal Republic of Aurelia 2028 · CHF 2037 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #59 Brightwater Energy Corp 2024 · USD 2034 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #69 Republic of Sanderia 2025 · EUR 2036 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #78 Meridian Telecom S.A. 2026 · GBP 2038 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
- #9 Republic of Norland 2024 · USD 2029 NotesWhich section of the record establishes the seniority (ranking) of the instrument? Answer …2/4
Latest
Most recently published questions
- #295 Halvard Steel AG 2028 (C)2026-09-15
- #285 Republic of Norland 2027 (C)2026-09-15
- #275 Solvane Airlines S.A. 2026 (B)2026-09-15
- #266 Commonwealth of Tessaly 2025 (B)2026-09-15
- #256 Calder Chemicals N.V. 2024 (B)2026-09-15
Cases
30 cases with evidence questions
- Federal Republic of Aurelia 2028 Federal Republic of Aurelia · 2028
- Northgate Shipping Ltd 2028 Northgate Shipping Ltd · 2028
- Republic of Norland 2028 (B) Republic of Norland · 2028
- Brightwater Energy Corp 2028 (B) Brightwater Energy Corp · 2028
- Republic of Marovia 2028 (B) Republic of Marovia · 2028
- Halvard Steel AG 2028 (C) Halvard Steel AG · 2028
- Republic of Norland 2027 (C) Republic of Norland · 2027
- Orinoco Retail Holdings plc 2027 Orinoco Retail Holdings plc · 2027
- United Provinces of Kestrel 2027 United Provinces of Kestrel · 2027
- Solvane Airlines S.A. 2027 Solvane Airlines S.A. · 2027
- Federal Republic of Aurelia 2027 (B) Federal Republic of Aurelia · 2027
- Northgate Shipping Ltd 2027 (B) Northgate Shipping Ltd · 2027
and 18 more in the case explorer.
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