Lexsi AI Safety and Alignment Hackathon
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About this hackathon
A free, fully online hackathon by Lexsi Labs with Cohere Labs and Hugging Face: chain Lexsi's open-source post-training, red-teaming, safety and interpretability toolkits to make a small open-weights Cohere model measurably better or safer. Teams of 1–3; register by Nov 5, submit by Nov 14, Demo Day Nov 22. Prizes are $30K+ in Lexsi/Cohere credits, HF Pro and HF GPU credits, plus interviews.
- Status
- Deadline
- 2026-11-05
- Starts
- 2026-11-01
- Who
- Open to all (Open worldwide, from undergrads and beginners to researchers; teams of 1–3, one team per person)
- Level
- Intermediate
- Prize
- $30,000+ in prizes and credits (Lexsi/Cohere credits, HF Pro and HF GPU credits; no cash): 1st place $1,750 each in Lexsi and Cohere credits plus 6 months HF Pro per teammate; $200 HF credits for up to 20 finalists; $20 HF credits for up to 800 teams; interview opportunities
- Size
- —
- Format
- Online · International
- Location
- Bengaluru (online; placed at organizer’s city)
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Original listing (Chinese)
The full original listing below is in Chinese, as published in the Hack123 newsletter.
一句话简介：Lexsi Labs 联合 Cohere Labs、Hugging Face 办的全球线上黑客松：用 Lexsi 开源的后训练、红队、安全修复与可解释性工具链，把 Cohere 的小型开源权重模型调得更好、更安全，并用前后指标证明。
看点：三条赛道（微调与数据整理、AI 红队与安全对齐、智能体微调）；须串联同赛道至少 2 个开源仓库，模型、数据与日志托管在 Hugging Face；1—3 人组队、免费参赛；入围 Demo Day 的最多 20 队；表现突出者有 Lexsi Labs 实习或研究岗面试机会
奖金：总计 $30,000+ 奖品与额度（Lexsi / Cohere 额度、HF Pro 与 GPU 额度，无现金）；第一名每项 $1,750 额度＋全队 6 个月 HF Pro
截止日期：11月5日报名截止（AoE）；11月14日作品提交截止（线上，全球）
活动日期：11月1日—14日线上开发；11月22日 Demo Day（班加罗尔线下＋线上）
Summarized from the organizer’s page and public posts. Please confirm details on the official site before registering.