Amazon Science on Mythryl: “Turnstile is an open-source Rust proxy that records token-native…”

Turnstile is an open-source Rust proxy that records token-native rollout data for agentic RL. Harness stays unchanged. Trainer gets exact token IDs, log probs, and loss masks.

amazon.scienceCapturing token IDs during agentic interactions for better reinforcement learningA new Rust proxy called Turnstile sits between the model backend and the agent harness to capture information lost in mere text transcripts.

20/7/26, 4:58 pm1 repost1 like

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