# Agent Tooling Turns Toward Traces and Verified Skill Claims

Yandex adds execution-trace analysis to its AI Studio, while an arXiv paper proposes registering agent capabilities on a ledger to close the gap between what a third-party skill claims and what it does.

- Published: 2026-08-04T06:16:46.804Z
- Canonical: https://polylog.news/ai/2026-08-04/agent-tooling-turns-toward-traces-and-verified-skill-claims
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Polylog editors](https://polylog.news), [arXiv cs.CR](https://arxiv.org/abs/2608.00104)

Yandex added trace analysis to Yandex AI Studio, integrating a tool that records an agent's full execution path so operators can inspect why it took a given decision. The Russian-language announcement describes traces as the key observabili…

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