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Tiantian Fan

Public sources identify Tiantian Fan as a researcher at ByteDance Seed on OpenReview and as a co-author on ByteDance Seed's Seed-Thinking-v1.5 and DAPO publications.

Researcher at ByteDance Seed; co-author on Seed-Thinking-v1.5 and DAPO.1 organizations1 reports

Profile status: updated

updated 2 public sources
arxivreport_author

Current frame

Researcher at ByteDance Seed; co-author on Seed-Thinking-v1.5 and DAPO.

Extended note

Tiantian Fan is publicly listed on OpenReview as a researcher at ByteDance Seed, ByteDance, with career history shown there as 2020-present. ByteDance Seed's public publication pages list Tiantian Fan among the authors of Seed-Thinking-v1.5: Advancing Superb Reasoning Models with Reinforcement Learning and DAPO: An Open-Source LLM Reinforcement Learning System at Scale, with the DAPO page marking the work as NeurIPS 2025.

Public links

openreview OpenReview profile

Organizations

core ByteDance Seed

Reports

Report Seed1.5-Thinking: Advancing Superb Reasoning Models with Reinforcement Learning

Official and primary sources

Tiantian Fan | OpenReview Official source · openreview · OpenReview

Supporting sources

Seed1.5-Thinking: Advancing Superb Reasoning Models with Reinforcement Learning Supporting source · report · arXiv