Johannes Heidecke

Researcher, OpenAI

Joined

March 2024

Names

Johannes Heidecke (Preferred)

Emails

****@openai.com (Confirmed)

****@gmail.com (Confirmed)

Personal Links

Google Scholar

Career & Education History

Researcher

OpenAI (openai.com)

2021 – Present

Advisors, Relations & Conflicts

No relations added

Expertise

No areas of expertise listed

Publications

Persona Features Control Emergent Misalignment
Miles Wang, Tom Dupre la Tour, Olivia Watkins, Aleksandar Makelov, Ryan Andrew Chi, Samuel Miserendino, Jeffrey George Wang, Achyuta Rajaram, Johannes Heidecke, Tejal Patwardhan, Daniel P Mossing
- ICLR 2026 Poster
- Readers: Everyone
SWE-Lancer: Can Frontier LLMs Earn $1 Million from Real-World Freelance Software Engineering?
Samuel Miserendino, Michele Wang, Tejal Patwardhan, Johannes Heidecke
- ICML 2025 oral
- Readers: Everyone
PaperBench: Evaluating AI’s Ability to Replicate AI Research
Giulio Starace, Oliver Jaffe, Dane Sherburn, James Aung, Jun Shern Chan, Leon Maksin, Rachel Dias, Evan Mays, Benjamin Kinsella, Wyatt Thompson, Johannes Heidecke, Amelia Glaese, Tejal Patwardhan
- ICML 2025 poster
- Readers: Everyone
The Instruction Hierarchy: Training LLMs to Prioritize Privileged Instructions
Eric Wallace, Kai Yuanqing Xiao, Reimar Heinrich Leike, Lilian Weng, Johannes Heidecke, Alex Beutel
- Submitted to ICLR 2025
- Readers: Everyone
First-Person Fairness in Chatbots
Tyna Eloundou, Alex Beutel, David G. Robinson, Keren Gu, Anna-Luisa Brakman, Pamela Mishkin, Meghan Shah, Johannes Heidecke, Lilian Weng, Adam Tauman Kalai
- ICLR 2025 Spotlight
- Readers: Everyone
Diverse and Effective Red Teaming with Auto-generated Rewards and Multi-step Reinforcement Learning
Alex Beutel, Kai Yuanqing Xiao, Johannes Heidecke, Lilian Weng
- Submitted to ICLR 2025
- Readers: Everyone
Diverse and Effective Red Teaming with Auto-generated Rewards and Multi-step Reinforcement Learning
Alex Beutel, Kai Yuanqing Xiao, Johannes Heidecke, Lilian Weng
- Red Teaming GenAI Workshop @ NeurIPS'24 Poster
- Readers: Everyone
Rule Based Rewards for Fine-Grained LLM Safety
Tong Mu, Alec Helyar, Johannes Heidecke, Joshua Achiam, Andrea Vallone, Ian D Kivlichan, Molly Lin, Alex Beutel, John Schulman, Lilian Weng
- NextGenAISafety 2024 Poster
- Readers: Everyone
Rule Based Rewards for Language Model Safety
Tong Mu, Alec Helyar, Johannes Heidecke, Joshua Achiam, Andrea Vallone, Ian D Kivlichan, Molly Lin, Alex Beutel, John Schulman, Lilian Weng
- NeurIPS 2024 poster
- Readers: Everyone

Co-Authors

View all 41 co-authors