https://cognaptus.com/tags/tool-agents/ Recent content in Tool-Agents on Cognaptus Hugo -- 0.145.0 en-us Thu, 01 Oct 2026 00:00:00 +0000 https://cognaptus.com/blog/2026-10-01-measure-the-chain-before-you-target-the-reward/ Thu, 01 Oct 2026 00:00:00 +0000 https://cognaptus.com/blog/2026-10-01-measure-the-chain-before-you-target-the-reward/ A new credit-assignment study shows why precise turn-level rewards can underperform when the verifier sees only a small fraction of the workflow that produced success.