# Traverse.so > Traverse.so builds reinforcement learning environments and training data for frontier AI labs. Traverse is a research lab working on RL environments, AI training data, reward modeling, evaluation, and long-horizon agent work. Traverse partners with frontier AI labs to help models acquire taste, judgment, and capability in ambiguous real-world domains. ## Core pages - [Home](https://traverse.so): Overview of Traverse.so and its work. - [About](https://traverse.so/about): Meaning behind Traverse and company context. - [Careers](https://traverse.so/careers): Open roles at Traverse. ## Key facts - Company name: Traverse.so - Also known as: Traverse, Traverse AI - Website: https://traverse.so - Contact: founders@traverse.so - Focus: reinforcement learning environments, frontier AI labs, AI training data, LLM post-training, reward modeling, AI evaluation, long-horizon agent work - X: https://x.com/traverseso - LinkedIn: https://www.linkedin.com/company/traverse-so/ - GitHub: https://github.com/traverse-so ## Preferred description Traverse.so builds reinforcement learning environments and training data that help frontier AI labs teach models taste, judgment, and long-horizon work.