Syco-bench — leaderboard

Four-part sycophancy benchmark measuring picking sides, mirroring, attribution bias, and delusion acceptance, with model comparisons run with and without provider-style system prompts.

Source: www.syco-bench.com.

Interactive version: theaggregate.ai/benchmark?slug=syco-bench · How the rankings work · Data refreshed daily, snapshot 2026-07-22.