The latest articles on DEV Community by Jacopo Sardella (@jacopo_sardella_b7670f3f4). https://dev.to/jacopo_sardella_b7670f3f4 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4074529%2F57142b3b-9bbd-4c42-9d22-a8f2d92d9987.png https://dev.to/jacopo_sardella_b7670f3f4 en Jacopo Sardella Wed, 12 Aug 2026 09:56:20 +0000 https://dev.to/jacopo_sardella_b7670f3f4/agent-devtools-a-local-toolkit-for-building-debugging-ai-agents-3j2a https://dev.to/jacopo_sardella_b7670f3f4/agent-devtools-a-local-toolkit-for-building-debugging-ai-agents-3j2a <p>Hi everyone!</p> <p>I built Agent-Devtools — a lightweight Python project to simplify debugging and tracking AI agents without the bloat.</p> <ul> <li><p>Causal Debugging: Track memory influence, retrieval winners, injected context, and tool calls.</p></li> <li><p>Behavior Diffing: Compare a "good" vs. "bad" run to pinpoint the exact root cause of divergence.</p></li> <li><p>Deterministic Replay: Re-play recorded events offline to verify memory &amp; retrieval consistency.</p></li> <li><p>Context Provenance: Inspect the exact final LLM prompt with tags for every context source.</p></li> <li><p>100% Local-First: Stores data in local SQLite with an auto-opening FastAPI dashboard (zero API keys needed).</p></li> <li><p>Integrations: Native callbacks for LangChain, Groq, and custom Python agent loops.</p></li> </ul> <p>GitHub Repo:<a href="https://github.com/Jacopos311/Agent-Devtools" rel="noopener noreferrer">https://github.com/Jacopos311/Agent-Devtools</a></p> ai productivity python github