PostTrainBench Update: Adds Trace Viewer for Agent Trajectories of Kimi K3 and More

maksym_andr · x · 2026-08-07

PostTrainBench has quietly launched a trace viewer feature, which has now been updated for version 1.1.

The tool currently supports displaying run data from various frontier models, including Kimi K3, GPT-5.6 (Sol), Fable 5, and Opus 5. Users can leverage it to explore agent trajectories, workspaces, metrics, and judge verdicts, with multi-dimensional filtering and sorting options available.

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