Why this result mattered
Functional tie
The principal comparison placed Qwen 3.8 and Claude under concealed A/B labels.
Both answers direct Emberline to accept the current offer before the deadline, based on the same correct expected costs: $1,500,000 for settlement, $1,858,750 for the counteroffer, and $2,250,000 for trial. After rejecting Answer A’s unsupported collateral statements, both readers remain on the same materially correct and safe path.
Fast audit
Open the underlying record
These links open all four answers, the principal blind judgment, original prompt, and sealed key.
Prompt and sealed key
The key is an audit reference. It was not shown to the contestant systems and did not determine the comparative verdict.
Read the original matter prompt
Question 66: The Settlement Offer and the Decision Tree
Your role
You represent Emberline Systems, the defendant in a contract case. Trial is four months away. The plaintiff's current settlement offer expires in three days, and the chief financial officer wants a settle-or-litigate recommendation based only on the supplied probabilities and costs.
Governing law
Use the following decision rules for this assignment:
Expected monetary cost is the sum of each possible outcome multiplied by its supplied probability, plus future legal and transaction costs attributable to that course.
Probabilities in a branch must total 100 percent. Do not replace the supplied probabilities with intuitive estimates.
Costs already incurred are sunk and do not affect the choice among current alternatives.
A future litigation cost is counted whenever the branch requiring that work occurs, regardless of who ultimately wins, unless the facts state otherwise.
A settlement amount and the transaction cost required to complete it are both counted in the settlement branch.
If a counteroffer is rejected and the current offer will no longer be available, the rejected branch proceeds to trial on the supplied trial economics.
Expected value is not a prediction that the average result will occur. Tail exposure and cash timing may be stated separately, but they may not replace the expected-cost calculation.
Recommend the course with the lowest expected cost unless a supplied nonmonetary constraint changes the decision. No such constraint is supplied here.
Facts
Emberline has already spent $300,000 defending the case. That amount cannot be recovered and is the same under every current choice.
If the case proceeds directly to trial, future defense cost will be $550,000. Counsel supplies the following mutually exclusive trial outcomes:
- 30 percent probability of a complete defense verdict and no payment to plaintiff.
- 50 percent probability of a $1,600,000 judgment.
- 20 percent probability of a $4,500,000 judgment.
There is no fee shifting, insurance, interest, appeal, or collection discount in this assignment.
The plaintiff offers a complete release for $1,450,000. Completing the settlement will cost Emberline an additional $50,000 in legal, accounting, and closing work.
Emberline may instead counter at $1,200,000. The supplied probability of acceptance is 45 percent. Negotiating and documenting the counter costs $40,000 whether it is accepted or rejected. If accepted, no other settlement transaction cost applies. If rejected:
- The current $1,450,000 offer is withdrawn.
- The case proceeds to the same trial outcomes.
- Future defense cost rises from $550,000 to $625,000 because expert and trial deadlines will then be compressed.
Management argues that a 30 percent defense-verdict chance means paying anything above $1 million is irrational. Counsel has not identified any operational, reputational, insurance, or precedent effect outside the supplied monetary record.
Assignment
Analyze:
- Expected judgment if the case proceeds to trial.
- Total expected cost of proceeding directly to trial.
- Total cost of accepting the current settlement.
- Expected cost of making the $1,200,000 counteroffer, showing accepted and rejected branches.
- The treatment of the $300,000 already spent.
- The significance of the $4,500,000 tail outcome.
- Why the defense-verdict probability does or does not determine the decision.
- The concrete recommendation before the three-day deadline.
Read the sealed key
Q66 key (Settlement Decision Tree)
- Expected trial judgment is 30 percent of $0 plus 50 percent of $1,600,000 plus 20 percent of $4,500,000, equaling $1,700,000. Add $550,000 future defense cost for total direct-to-trial expected cost of $2,250,000. Missed: the defense-verdict branch is discussed without weighting all outcomes.
- Accepting now costs $1,450,000 plus $50,000 completion cost, or $1,500,000. The $300,000 already spent is sunk and excluded from every comparison. Missed: past spend distorts the current choice or the transaction cost disappears.
- The counter branch costs $40,000 regardless. Acceptance contributes 45 percent of $1,200,000, or $540,000. Rejection contributes 55 percent of $2,325,000, consisting of $1,700,000 expected judgment plus $625,000 future defense cost, or $1,278,750. Total expected counter cost is $1,858,750. Missed: the rejected branch keeps an offer that the facts withdraw or uses the lower defense cost.
- Ranking by expected cost is accept now at $1,500,000, counter at $1,858,750, and direct trial at $2,250,000. The $4.5 million judgment branch is already weighted in expected cost and separately shows material tail exposure. Missed: tail risk is ignored or counted twice.
- A 30 percent defense verdict does not make a payment irrational because the other 70 percent carries much larger outcomes and unavoidable defense expense. No supplied nonmonetary factor overrides the calculation. Missed: one branch is treated as the entire decision tree.
- Accept the $1.45 million complete-release offer before it expires. Do not risk its withdrawal for the $1.2 million counter on these inputs. Missed: Emberline pays an expected $358,750 premium for the counter strategy or $750,000 for trial relative to settlement.
Direct judge report
The report below is preserved from the Qwen 3.8 versus Claude verdict record.
Read the preserved judge report
Basis. Both answers direct Emberline to accept the current offer before the deadline, based on the same correct expected costs: $1,500,000 for settlement, $1,858,750 for the counteroffer, and $2,250,000 for trial. After rejecting Answer A’s unsupported collateral statements, both readers remain on the same materially correct and safe path.
[A] rejected: counteroffer “Variance” stated as only “$1,240,000 or $2,365,000” — internally inconsistent with the rejected branch’s three supplied trial outcomes.
[A] rejected: trial creates an “unbounded-timing obligation” — record supplies neither unbounded exposure nor post-trial timing facts.
[A] rejected: recommendation would survive “moderate revision of any single input” — record supplies no revised inputs or definition of moderate.
[A] rejected: additional release, confidentiality, non-disparagement, payment-timing, and authorization steps — record lacks facts showing those terms or procedures are necessary to accept the supplied complete-release offer.
Failed candidate: Answer A’s incorrect counteroffer variance description — different conduct failed.
Failed candidate: Answer A’s unsupported timing characterization — record support failed.
Failed candidate: Answer A’s unsupported robustness claim — likelihood failed.
Failed candidate: Answer A’s additional implementation steps — concrete consequence failed.
Failed candidate: Answer B’s omission of break-even and sensitivity calculations — different conduct failed.
Hard stop. The sentence cannot be completed with a concrete, record-supported consequence.
All six pairings
Every pair of the four model answers was judged independently under the same evaluation instrument.
Open the six head-to-head results
| Pairing | Result | Why it mattered | Record |
|---|---|---|---|
| Qwen 3.8 27B vs Claude Opus 5 | Functional tie | Both answers direct Emberline to accept the current offer before the deadline, based on the same correct expected costs: $1,500,000 for settlement, $1,858,750 for the counteroffer, and $2,250,000 for trial. | Judge record |
| Qwen 3.8 27B vs DeepSeek V4-Flash-0731 | Functional tie | Both readers calculate the same expected costs—$1,500,000 for settlement, $1,858,750 for the counteroffer, and $2,250,000 for direct trial—and recommend accepting the current offer before the deadline. | Judge record |
| Qwen 3.8 27B vs Qwen 3.5 27B | Functional tie | Both readers would accept the current settlement before the deadline because its $1,500,000 cost is lower than the counteroffer’s $1,858,750 expected cost and direct trial’s $2,250,000 expected cost. | Judge record |
| DeepSeek V4-Flash-0731 vs Claude Opus 5 | Functional tie | Both answers correctly calculate the relevant costs and direct Emberline to accept the $1,450,000 offer plus $50,000 transaction cost before the deadline. Ordinary verification rejects Answer B’s unsupported operational additions and inaccurate characterization of conditional expected cost as variance… | Judge record |
| DeepSeek V4-Flash-0731 vs Qwen 3.5 27B | Functional tie | Both answers calculate the same expected costs: $2,250,000 for direct trial, $1,500,000 for settlement, and $1,858,750 for the counteroffer. Both direct Emberline to accept the current settlement before the deadline, producing the same materially correct and safe result. | Judge record |
| Qwen 3.5 27B vs Claude Opus 5 | Functional tie | Both answers calculate the same expected costs—$2,250,000 for direct trial, $1,500,000 for settlement, and $1,858,750 for the counteroffer—and recommend accepting the current offer before expiration. | Judge record |
Rejected-point diagnostic
Judge-attributed rejected points for this matter across all six pairings:
| Qwen 3.8 27B | 0 |
|---|---|
| DeepSeek V4-Flash-0731 | 0 |
| Claude Opus 5 | 11 |
| Qwen 3.5 27B | 4 |
This is a review-burden diagnostic, not a universal hallucination measure.