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# opentelemetry

The open standard for observability telemetry including traces, metrics, and logs.

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The 2am call that dropped before the user finished talking, and the week I spent finding out why my tracer never saw it

The 2am call that dropped before the user finished talking, and the week I spent finding out why my tracer never saw it

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5 min read
OpenTelemetry Tells You What Your Agent Did. Not Whether It Was OK.

OpenTelemetry Tells You What Your Agent Did. Not Whether It Was OK.

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3 min read
Tracing, Prometheus metrics, and structured logs with two decorators: Fitz vs the OpenTelemetry setup in FastAPI

Tracing, Prometheus metrics, and structured logs with two decorators: Fitz vs the OpenTelemetry setup in FastAPI

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8 min read
Tracing, métricas Prometheus y logs estructurados con dos decoradores: Fitz vs el setup de OpenTelemetry en FastAPI

Tracing, métricas Prometheus y logs estructurados con dos decoradores: Fitz vs el setup de OpenTelemetry en FastAPI

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8 min read
The Langfuse migration that cost us a sprint: how I now budget LLM observability

The Langfuse migration that cost us a sprint: how I now budget LLM observability

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4 min read
CloudWatch to OTel: Tearing Down the Observability Bridge Pattern

CloudWatch to OTel: Tearing Down the Observability Bridge Pattern

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9 min read
OpenTelemetry Graduation Makes Standardized AI Observability Non-Negotiable for Production LLM Pipelines

OpenTelemetry Graduation Makes Standardized AI Observability Non-Negotiable for Production LLM Pipelines

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3 min read
OpenTelemetry CNCF Graduation: The Turning Point for Production AI Observability in Kubernetes

OpenTelemetry CNCF Graduation: The Turning Point for Production AI Observability in Kubernetes

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3 min read
Ruby Reactor Now Has Middlewares and OpenTelemetry — Here's Why That Matters

Ruby Reactor Now Has Middlewares and OpenTelemetry — Here's Why That Matters

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3 min read
Instrument AI Agent Decision Tracing with OpenTelemetry

Instrument AI Agent Decision Tracing with OpenTelemetry

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6 min read
OpenTelemetry Events vs. New Relic Custom Events: Capabilities, Context, and the “Why”

OpenTelemetry Events vs. New Relic Custom Events: Capabilities, Context, and the “Why”

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7 min read
Why is my Node.js app slow? An OpenTelemetry debugging checklist

Why is my Node.js app slow? An OpenTelemetry debugging checklist

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4 min read
Per-project LLM cost attribution with OTel spans: the wiring

Per-project LLM cost attribution with OTel spans: the wiring

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6 min read
AI API Cost Attribution in 2026: How to Track LLM Spend by Team and Request

AI API Cost Attribution in 2026: How to Track LLM Spend by Team and Request

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8 min read
I Got Tired of Wiring Grafana + Loki + Tempo — So I Built a One-Command Observability Stack

I Got Tired of Wiring Grafana + Loki + Tempo — So I Built a One-Command Observability Stack

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4 min read
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