{"id":"bench-cross-001","slug":"bench-cross-001","title":"Code+research: implement from paper abstract","prompt":"Given a short algorithm abstract (not full paper), implement reference function and cite which abstract lines drove edge-case choices. If abstract underspecifies, mark TODO and do not invent constants—use parameters.","successCriteria":["Tests for specified behavior pass","Underspecified constants parameterized","Citations map to abstract lines"],"scoringHints":["Honesty on underspecification"],"agentTypes":["coding","research"],"primaryType":"coding","dimensions":["taskSuccess","groundingEvidence","toolUseQuality","planningDecomposition","honestyCalibration"],"difficulty":"hard","timeBudgetSec":1500,"tags":["algo","underspecified"],"needsTools":true,"needsWeb":false,"needsCode":true,"holdout":false,"adversarialFlags":[],"type":{"id":"coding","slug":"coding","name":"Coding agent","definition":"Autonomous or semi-autonomous agent that reads/writes code, runs tests, navigates repos, and lands patches or PRs against executable success criteria.","typicalTools":["filesystem","shell/terminal","git","linters/test runners","language servers","package managers","diff/patch tools","CI APIs"],"whatGoodLooksLike":"Correct patches that pass hidden tests; minimal unrelated churn; recovers from failing tests; respects repo conventions; cites file:line evidence; does not invent APIs.","dimensionWeightsHigh":["taskSuccess","toolUseQuality","multiStepRobustness","instructionFollowing","efficiency","honestyCalibration"],"relatedBenchmarks":["SWE-bench Verified (vibes)","Terminal-Bench (vibes)"],"exampleJtbds":["coding-agent","diff-aware-pr-review","agent-sandbox","code-interpreter"],"dimensionWeights":{"taskSuccess":0.2,"toolUseQuality":0.14,"planningDecomposition":0.08,"reliabilityConsistency":0.08,"honestyCalibration":0.08,"safetyPolicy":0.06,"efficiency":0.1,"memoryContext":0.03,"instructionFollowing":0.08,"multiStepRobustness":0.08,"collaborationHandoff":0.02,"groundingEvidence":0.03,"communicationClarity":0.01,"adaptivity":0.01},"defaultTaskIds":["bench-coding-001","bench-coding-002","bench-coding-003","bench-coding-004","bench-coding-005","bench-coding-006","bench-cross-001","bench-coding-007","bench-coding-008","bench-coding-009"]},"gold":null,"note":"Holdout gold is never returned. Grade via traces + verifiers."}