Probably Raises $9M From a16z to Chase Deterministic-Grade AI Accuracy

TechCrunch·medium signal

Probably announced a $9M seed from Andreessen Horowitz on June 16 to stop hallucinations and factual errors from ever reaching users, targeting the 99.99% accuracy common in deterministic systems. Its first product is a data-science tool whose LLM first-pass answers are checked through what the founder calls a 'data science mech suit,' with each result shipping a citation and an audit trail of how it was derived.