Diff Every Tool Call: Replaying Agent Runs from a JSONL Trace

Production failed on Friday. My final transcript looked clean. The agent answered, cited sources, and summarized. The raw trace told a different story. It called the same endpoint three times with stale arguments. Re-running the agent wasted tokens and time. Replaying the trace took seconds. I built a diff-first replay harness. Logs became the... Weiterlesen