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The last stretch is the hard part.

High camp is the last camp before the summit push. Pretraining gets a model to high camp. The last stretch is the hard part, and that is where we work.

Purpose

To be the source a frontier lab trusts most for hard, verifiable post-training data.

Our expert communities bring domain expertise to frontier AI.

Explore the expert community

Next

  • A public sample library: Harbor-format coding and agentic tasks, published on Hugging Face with full dataset cards.
  • A flagship held-out benchmark, published with candid notes on any reward hacks found.
  • Physical AI evaluation and simulation work, built on the same pipeline.

Tell us what you are training.