DEV Community

Cover image for AI Agent Observability vs APM: Silent Failures Exposed
Tom Morgan
Tom Morgan

Posted on

AI Agent Observability vs APM: Silent Failures Exposed

A scripted support agent answers questions about a policy.

For the first 150 runs, the agent is configured with high effort: in about 90% of runs, it verifies the policy document with a second tool call before answering. That mirrors the mechanism in the April 2026 Claude Code case below, where a default was lowered to cut latency. Same spans, two dashboards.

Key takeaways

  • One ID tying every model call, tool call, and handoff of a run together.
  • Model, prompt version, effort level, harness version on every trace (Case 1).
  • I didn’t benchmark any commercial observability tool.

Which tool should I pick?

Read the full article: https://www.aiobs.cloud/ai-agent-observability-vs-apm/

Top comments (0)