HLE-FullScience
43.1/ 100
Verified
Last Verified: 2026-04-23Introducing GPT-5.5
Humanity's Last Exam full evaluation without tools.
Beta version: *Information might not be fully accurate. Please report any discrepancies.
Beta version: *Information might not be fully accurate. Please report any discrepancies.
Latest Data
2026-04-23
Context Window
1.1M
tokens
Input Cost
$30.00
per 1M tokens
Output Cost
$180.00
per 1M tokens
Parameters
Unknown
model footprint
Performance Analysis // Verified Benchmarks
Humanity's Last Exam full evaluation without tools.
Humanity's Last Exam full evaluation with tool access enabled.
Web browsing + synthesis benchmark for research agents.
Advanced mathematics benchmark with tiered difficulty.
Genetics and quantitative biology benchmark.
Hardest tier of FrontierMath advanced mathematics benchmark.