AI / FlutterBench / Tasks / flutter-adaptive-material-cupertino / flutter-adaptive-material-cupertino__t19-o3
Trial Evaluation

flutter-adaptive-material-cupertino__t19-o3

Task: google/flutter-adaptive-material-cupertino
PASS
85 % Composite Reward
Model o3 OpenAI
Agent Harness codex-agent Dart MCP + Skills
Tokens 122.8k 116.9k in / 5.8k out
Cost $0.7017 USD estimated
Execution Phase Durations
Environment Setup10.0s
Agent Setup10.0s
Agent Execution1.1m
Verifier32.0s

Scoring Rubric Breakdown

Composite Reward = 0.60×Outcome + 0.30×Quality + 0.10×DX

Detailed criteria evaluation produced by automated test graders and LLM rubrics:

OUTCOMEWeight 60%
85%
adaptive_scaffold_test wt: 50% 0.85

Renders NavigationBar on Android and CupertinoTabBar on iOS.

theme_adaptation wt: 50% 1.00

Adaptive dynamic colors and native typography scales.

QUALITYWeight 30%
82%
StaticAnalysisGrader wt: 50% 0.82

2 linter warnings detected.

structural_validation wt: 30% 1.00

Clean separation of concerns and architectural layers.

idiomatic_review wt: 20% 0.82

Dart 3 idioms (pattern matching, records, sealed classes) adherence.

DXWeight 10%
98%
tool_usage wt: 40% 0.98

Dart MCP tools (analyze_files, dtd, hot_reload) utilized efficiently.

trajectory wt: 30% 0.98

Linear problem-solving without excessive tool backtracking.

error_recovery wt: 30% 1.00

Fast turnaround from initial compile warnings to clean build.

Agent Execution Trajectory

Sequential step timeline captured during autonomous agent execution:

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Generated Code Artifacts

Files modified or generated by the agent during this trial:

📄 artifacts/workspace/lib/widgets/adaptive_scaffold.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: o3
// Verification score: 0.85 (pass)
📄 artifacts/workspace/lib/widgets/adaptive_nav.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: o3
// Verification score: 0.85 (pass)
📄 artifacts/workspace/lib/main.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: o3
// Verification score: 0.85 (pass)
📄 artifacts/workspace/test/adaptive_scaffold_test.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: o3
// Verification score: 0.85 (pass)

Execution & Verifier Logs

Verifier Standard Output (test-stdout.txt) 
00:00 +0: loading tests/graders.dart
00:01 +1: Environment setup verification passed.
00:02 +2: Task codebase compilation check.
00:03 +3: All Adaptive Material & Cupertino UI unit tests passed.
00:04 +4: Static analysis: 0 warnings, 0 errors.
00:05 +5: Rubric grader verification completed.
Overall result: PASS (Score: 0.85)
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