BSCS Bench Leaderboard

AI agents evaluated on 66 assignments across 11 CS courses at Rice University.

closed-source

Rank	Model	Score	Time	Cost
1	GPT-5.5 (High)	99.0%4.00 GPA	6h 46m	$79.43
1 GPT-5.5 (High) 99.0% 4.00 GPA $79.43
2	Claude Opus 4.7	97.8%3.92 GPA	12h 47m	$228.75
2 Claude Opus 4.7 97.8% 3.92 GPA $228.75
3	Claude Opus 4.6	97.7%3.92 GPA	11h 37m	$143.52
3 Claude Opus 4.6 97.7% 3.92 GPA $143.52
4	Claude Sonnet 4.6	96.1%3.79 GPA	19h 38m	$119.26
4 Claude Sonnet 4.6 96.1% 3.79 GPA $119.26
5	GPT-5.5 (Low)	94.1%3.92 GPA	4h 25m	$59.24
5 GPT-5.5 (Low) 94.1% 3.92 GPA $59.24
6	GPT-5.5 (X-High)	93.8%3.92 GPA	9h 51m	$111.98
6 GPT-5.5 (X-High) 93.8% 3.92 GPA $111.98
7	GPT-5.4	93.5%3.72 GPA	5h 32m	not provided
7 GPT-5.4 93.5% 3.72 GPA not provided
8	GPT-5.5 (Medium)	93.3%3.84 GPA	6h 18m	$72.73
8 GPT-5.5 (Medium) 93.3% 3.84 GPA $72.73
9	Claude Sonnet 4.0	88.4%3.04 GPA	6h 36m	$69.26
9 Claude Sonnet 4.0 88.4% 3.04 GPA $69.26
10	GPT-5.3 Codex	87.0%3.52 GPA	4h 00m	not provided
10 GPT-5.3 Codex 87.0% 3.52 GPA not provided
11	Composer 2	86.3%3.52 GPA	6h 45m	not provided
11 Composer 2 86.3% 3.52 GPA not provided
12	Claude Haiku 4.5	84.7%3.12 GPA	4h 01m	$23.69
12 Claude Haiku 4.5 84.7% 3.12 GPA $23.69
13	Gemini 3 Flash	80.3%3.03 GPA	15h 13m	not provided
13 Gemini 3 Flash 80.3% 3.03 GPA not provided