AI Agent Distributed Tracing 2026

The Agent invoked 3 microservices, and when an issue arises, it's unclear which step is slow. Distributed tracing links the entire chain together.

💡 What You Will Learn

The Agent invoked 3 microservices, and when an issue arises, it's unclear which step is slow. Distributed tracing links the entire chain together.

import uuid, time, json

class Tracer:
    def __init__(self):
        self.trace_id = str(uuid.uuid4())
        self.spans = []

    def span(self, name):
        span = Span(name, self.trace_id)
        self.spans.append(span)
        return span

class Span:
    def __init__(self, name, trace_id):
        self.name = name
        self.trace_id = trace_id
        self.start = time.time()

    def end(self):
        self.duration = time.time() - self.start

|:----|:---:|:---:| || 2.3s | 60% | || 0.8s | 21% | || 0.5s | 13% | || 0.2s | 6% |

Summary