Explainers
Long-form interactive explainers. Every figure is live.
RL environments: a field guide
How to build, scale, verify, train on and measure RL environments, where each rollout's information leaks on its way into the weights, and the measured cost of every leak.
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RL environments as a business
Who pays for RL environments and evals, where the number they paid for stops meaning what it says, and why nearly every business here ends up selling a measurement.
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