AI Engineering in Practice8 min read
Real-time agent debugging with Langfuse traces
How to debug a live agent incident using Langfuse traces. The search patterns, the 5-minute workflow, and the post-mortem that catches the root cause.
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62 posts in total
AI Engineering in Practice8 min read
How to debug a live agent incident using Langfuse traces. The search patterns, the 5-minute workflow, and the post-mortem that catches the root cause.
AI Engineering in Practice9 min read
How to use Langfuse trace data to find where your agent burns tokens. The 4 queries, the cost-per-user view, and the 50 percent savings patterns.
AI Engineering in Practice8 min read
How to combine Langfuse traces with Grafana dashboards for agent monitoring. The integration, the panels, and the alerting that catches real problems.
AI Engineering in Practice8 min read
How Prometheus metrics surface performance bottlenecks in agentic AI. The 3 queries, the alert rules, and the dashboard that finds hot loops fast.
AI Engineering in Practice8 min read
How to stress test an agentic AI service before it ships. Concurrency, tokens, latency budgets, and the load profile that simulates real traffic.
LLM Engineering8 min read
How to wire eval pipelines into CI so every agent change is scored automatically. The nightly job, the regression gate, and the dashboard that matters.
LLM Engineering8 min read
How to load evaluation metrics dynamically in a Python eval pipeline. The registry pattern, entry points, and the test override that makes CI fast.
LLM Engineering9 min read
How to build an LLM-as-a-judge evaluation framework for agentic AI. The prompt, the rubric, the bias controls, and the loop that catches regressions.
AI Engineering in Practice8 min read
How to run your entire agent stack locally with Docker Compose. Postgres, Redis, the agent service, Langfuse, and the network rules that just work.
AI Engineering in Practice8 min read
How to inject API keys and secrets into agent containers without baking them into the image. BuildKit secrets, runtime injection, and the 3 bad patterns.
AI Engineering in Practice8 min read
How to fix the 5 common Docker build errors in AI service Dockerfiles. apt-get failures, wheel builds, layer cache misses, and the silent bugs.
AI Engineering in Practice7 min read
How to configure CORS for a production agentic API without wildcard origins. The allowlist, the credentials flag, and the preflight that breaks SSE.