AI / FlutterBench / Tasks / flutter-adaptive-material-cupertino / flutter-adaptive-material-cupertino__t44-gemini-35-flash
Trial Evaluation

flutter-adaptive-material-cupertino__t44-gemini-35-flash

Task: google/flutter-adaptive-material-cupertino
PARTIAL
78 % Composite Reward
Model Gemini 3.5 Flash Google
Agent Harness antigravity-sdk Dart MCP + Skills
Tokens 82.0k 79.1k in / 2.9k out
Cost $0.0068 USD estimated
Execution Phase Durations
Environment Setup10.0s
Agent Setup10.0s
Agent Execution1.6m
Verifier24.0s

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%
76%
adaptive_scaffold_test wt: 50% 0.76

Renders NavigationBar on Android and CupertinoTabBar on iOS.

theme_adaptation wt: 50% 1.00

Adaptive dynamic colors and native typography scales.

QUALITYWeight 30%
74%
StaticAnalysisGrader wt: 50% 0.74

3 linter warnings detected.

structural_validation wt: 30% 0.60

Clean separation of concerns and architectural layers.

idiomatic_review wt: 20% 0.74

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: gemini-3.5-flash
// Verification score: 0.78 (partial)
📄 artifacts/workspace/lib/widgets/adaptive_nav.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: gemini-3.5-flash
// Verification score: 0.78 (partial)
📄 artifacts/workspace/lib/main.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: gemini-3.5-flash
// Verification score: 0.78 (partial)
📄 artifacts/workspace/test/adaptive_scaffold_test.dart Generated 
// Generated implementation for flutter-adaptive-material-cupertino
// Model: gemini-3.5-flash
// Verification score: 0.78 (partial)

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: 3/5 Adaptive Material & Cupertino UI tests passed.
00:04 +3 -1: 2 edge-case assertions failed.
00:05 +4: Static analysis completed with minor hints.
Overall result: PARTIAL (Score: 0.78)
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