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SCONE Post-Cutoff Exploit Success (SCONE post-cutoff success)

Share of SCONE smart-contract vulnerabilities exploited on the 12-task post-cutoff set.

Data verified 27 confirmed releases in the last 30 daysStart free brief

Benchmark score on SCONE post-cutoff success — August 13, 2026

BenchLM mirrors the published score view for SCONE post-cutoff success. Claude Mythos Preview leads the public snapshot at 100%. We do not use these results to rank models overall.

1 modelExternal benchmark mirrorsCurrentDisplay onlyUpdated August 13, 2026

Benchmark score table (1 model)

Score
1
Claude Mythos PreviewAnthropic · Closed
100%

About SCONE post-cutoff success

Year

2026

Tasks

12 post-cutoff smart-contract vulnerabilities

Format

Best@8 exploit success rate

Difficulty

Smart-contract exploitation

The post-cutoff set reduces training-data contamination risk by using vulnerabilities disclosed after the model's knowledge cutoff. Anthropic reports Best@8 results; BenchLM keeps that protocol explicit and display only.

BenchLM freshness & provenance

Version

SCONE post-cutoff success 2026

Refresh cadence

Quarterly

Staleness state

Current

Question availability

Public benchmark set

CurrentDisplay only

BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.

FAQ

What does SCONE post-cutoff success measure?

Share of SCONE smart-contract vulnerabilities exploited on the 12-task post-cutoff set.

Which model scores highest on SCONE post-cutoff success?

Claude Mythos Preview by Anthropic currently leads with a score of 100% on SCONE post-cutoff success.

How many models are evaluated on SCONE post-cutoff success?

1 AI models have been evaluated on SCONE post-cutoff success on BenchLM.

Last updated: August 13, 2026 · BenchLM version SCONE post-cutoff success 2026

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