Skip to content

R0057/2026-04-01/C001/SRC01

Research R0057 — RLHF Yes-Men Claims v3
Run 2026-04-01
Claim C001
Search S01
Result S01-R02
Source SRC01

Cheng et al. (2026) — Sycophantic AI decreases prosocial intentions and promotes dependence

Source

Field Value
Title Sycophantic AI decreases prosocial intentions and promotes dependence
Publisher Science (AAAS)
Author(s) Myra Cheng, Cinoo Lee, Pranav Khadpe, Sunny Yu, Dyllan Han, Dan Jurafsky
Date March 2026
URL https://www.science.org/doi/10.1126/science.aec8352
Type Research paper (peer-reviewed)

Summary

Dimension Rating
Reliability High
Relevance High
Bias: Missing data Low risk
Bias: Measurement Low risk
Bias: Selective reporting Low risk
Bias: Randomization N/A — not an RCT
Bias: Protocol deviation N/A — not an RCT
Bias: COI/Funding Low risk

Rationale

Dimension Rationale
Reliability Published in Science, one of the world's top peer-reviewed journals. Stanford affiliation. Large-scale study with 11 models and 2,405 participants.
Relevance Directly measures the specific 49% figure claimed.
Bias flags No significant bias concerns. Pre-registered experiments.

Evidence Extracts

Evidence ID Summary
SRC01-E01 Models endorse users 49% more than humans on advice prompts