Expired50% confidenceBenchmarkExact time
GPT-5.6 scored 73.5% on the second generation of ExploitBench, while the previous generation scored only 47.9%.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/11/2026
First Seen
Valid until: 10/9/2026(expired)
Sources
Related Claims
UnverifiedGPT-5.6 on cybersecurity benchmarks: ExploitBench generation 2 at 73.5% (previous generation 47.9%); ExploitGym two-hour-limit peak pass rate increased from 15.1% to 24.9% (reaching 33.7% at 6 hours); CyberSecBench Pro at 71.2% (previous generation 45.8%).80% similarUnverifiedGPT-5.6 achieved a score of 91.9% on the Terminal-Bench 2.1 coding leaderboard with the Ultra configuration.78% similarUnverifiedGPT-5.5 consumes approximately only 60% of the tokens of its predecessor to complete the same tasks75% similarUnverifiedGPT-5.6 Sol's score on the ExploitBench cybersecurity benchmark jumped from 40% with GPT-5.5 to 73.5%.75% similarPartially VerifiedOn equivalent tasks, GPT-5.5 uses approximately 72% fewer output tokens than Opus.75% similar
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