Kaggle x DEV Benchmarks Challenge

Frontier models score at most 0.17 on a source-trust test that a two-line rule passes perfectly

Frontier models score at most 0.17 on a synthetic support-agent test of trusting only officially labeled claims; a two-line rule scores 1.00. A careful model that acts on rumors once their label is stripped makes the case for enforcing the check in harness code.