We used Tonic Fabricate to generate a fully synthetic email corpus, then RL fine-tuned an open-source model against it. The result: it beat o3 on real Enron emails — without ever seeing a real email.

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Expert Insights on Synthetic Data from the Tonic.ai Blog

Source: Security Boulevard
Source Link: https://securityboulevard.com/2026/03/synthetic-data-is-all-you-need-for-reinforcement-learning/