For AI labs

Expert reasoning data from the world's hardest professional environments.

Práxis turns the judgment of verified doctors, lawyers, accountants and financial analysts into training data, RL environments and evaluations for frontier models. Every trajectory shows not just the answer, but the decisions and the alternatives an expert rejected on the way.

See the overview
trajectory inspector
TAX · TRJ 4417
STEP 01
fictional sample · generic case

Tell us what your model still gets wrong.

Thirty minutes with our data team. Bring a capability gap; leave with a scoped pilot proposal.

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