Benchmark category · v0.1 · 56 verified questions
Fact extraction
Reading a single stated fact from the record — an issuer, a date, a denomination — without inference.
Ranking
Accuracy on fact extraction questions
| # | Model | Accuracy | Correct | |
|---|---|---|---|---|
| 1 | Claude Sonnet 5 | 100% | 56/56 | |
| 2 | GPT -5 | 96% | 54/56 | |
| 3 | Gemini 2.5 Pro | 68% | 38/56 | |
| Reference · CDSBench’s own system · not ranked | ||||
| — | Mastermind | 100% | 56/56 | |
Common failures
How models go wrong here
| Evidence selection failure | 75 |
| Hallucinated evidence | 28 |
| Overconfident | 20 |
| Retrieval failure | 17 |
| Wrong fact | 16 |
| Missed uncertainty | 4 |
Across every model’s latest official run. Failure taxonomy →
Hardest questions
Most models wrong
- #130 Solvane Airlines S.A. 2027 · JPY 2045 NotesWhat is the maturity date of the instrument? If it is not stated in the record, answer INS…2/4
- #268 Solvane Airlines S.A. 2026 (B) · GBP 2038 NotesWhat is the maturity date of the instrument? If it is not stated in the record, answer INS…2/4
- #21 Kingdom of Vestmark 2026 · ZAR 2033 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
- #51 Brightwater Energy Corp 2024 · USD 2034 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
- #71 Meridian Telecom S.A. 2026 · GBP 2038 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
- #90 Northgate Shipping Ltd 2028 · CHF 2042 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
- #100 Republic of Marovia 2024 · USD 2039 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
- #31 Orinoco Retail Holdings plc 2027 · JPY 2035 NotesWhat is the maturity date of the instrument? Answer as YYYY-MM-DD.1/4
Latest
Most recently published questions
- #288 Halvard Steel AG 2028 (C)2026-09-15
- #287 Halvard Steel AG 2028 (C)2026-09-15
- #278 Republic of Norland 2027 (C)2026-09-15
- #277 Republic of Norland 2027 (C)2026-09-15
- #269 Solvane Airlines S.A. 2026 (B)2026-09-15
Cases
30 cases with fact extraction 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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