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Evaluating LLM Output Quality In Production

Nazar Boyko1d ago • 10 min read

Evaluating LLM Output Quality In Production

In March 2023, GPT-4 could tell you whether a number was prime with 97.6% accuracy. By June of the.....

#ai#observability#llm#evaluation

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How do you know if your AI agent is working or just burning money?

Renato Marinho2d ago • 3 min read

How do you know if your AI agent is working or just burning money?

If you aren't monitoring your agentic workflows with telemetry, you are just waiting for a massive A...

#ai#agents#observability#devops

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You Can't Reproduce Your Agent's Bugs—That's Why You Can't Fix Them

Saurav Bhattacharya1d ago • 6 min read

You Can't Reproduce Your Agent's Bugs—That's Why You Can't Fix Them

Here is a bug report I have received, in some form, at every company running agents in...

#ai#agents#testing#observability

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Shadow Deployments for AI Agents: Canary Your Prompt Changes Before They Burn Production

Saurav Bhattacharya3d ago • 5 min read

Shadow Deployments for AI Agents: Canary Your Prompt Changes Before They Burn Production

You shipped your agent. Evals were green. A week later you tweak the system prompt to fix one...

#ai#agents#evaluation#observability

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Hallucination Is Not a Vibe: How to Actually Detect Ungrounded Claims in Agent Output

Saurav Bhattacharya6d ago • 6 min read

Hallucination Is Not a Vibe: How to Actually Detect Ungrounded Claims in Agent Output

Every team I talk to says their agent "sometimes hallucinates," and almost none of them can tell me....

#ai#agents#evaluation#observability

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Agent = Model x Harness: Your Eval Layer Is Part of the Agent, Not a Tool Beside It

Saurav Bhattacharya4d ago • 6 min read

Agent = Model x Harness: Your Eval Layer Is Part of the Agent, Not a Tool Beside It

There's a formula I keep coming back to when people ask why their slick demo agent falls apart in...

#ai#agents#evaluation#observability

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My verdict layer had two readers. Only one of them had eyes.

Lazypl821d ago • 6 min read

My verdict layer had two readers. Only one of them had eyes.

An internal release agent finished a deploy a little after 2 a.m. and then had nothing it could...

#devops#deployment#observability#mcp

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Your Agent Didn't Break, It Drifted: Detecting Slow Decay in Autonomous Systems

Saurav Bhattacharya5d ago • 7 min read

Your Agent Didn't Break, It Drifted: Detecting Slow Decay in Autonomous Systems

There is a specific kind of incident that no alert ever fires for, and it is the one I trust least.....

#ai#agents#observability#evaluation

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Goodhart's Law Comes for Your Agent Evals: Why Your Green Dashboard Stops Meaning Anything

Saurav Bhattacharya4d ago • 5 min read

Goodhart's Law Comes for Your Agent Evals: Why Your Green Dashboard Stops Meaning Anything

The day your eval suite becomes a release gate, it stops measuring quality and starts becoming a tar...

#ai#agents#evaluation#observability

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LLM observability tools are blind to the voice layer. Here is what I checked 6 of them for.

Marcus Chen6d ago • 3 min read

LLM observability tools are blind to the voice layer. Here is what I checked 6 of them for.

Tracing the LLM call is the easy 20 percent. For a voice agent, the failures live in the...

#ai#observability#llm#machinelearning

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I Reduced Our Alert Volume by 90% — Here's the Playbook

Samson Tanimawo22h ago • 2 min read

I Reduced Our Alert Volume by 90% — Here's the Playbook

The Night I Almost Quit Three months into my SRE role, I was averaging 47 alerts per...

#sre#devops#monitoring#observability

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The 1.4 Seconds That Weren't on Any Span

Marcus Chen12h ago • 7 min read

The 1.4 Seconds That Weren't on Any Span

On the morning of June 3rd, a customer on a live call sat through 1.4 seconds of dead air after she....

#opentelemetry#python#observability#voiceagents

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Scarab Diagnostic Field Test #033 - Prometheus Remote-Write Label Order Boundary

Scarab Systems5d ago • 5 min read

Scarab Diagnostic Field Test #033 - Prometheus Remote-Write Label Order Boundary

Target: prometheus/prometheus Issue: prometheus/prometheus#11505 Pull request:...

#prometheus#observability#discuss#ai

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Structured Logging That Actually Helps Debugging at 3 AM

HelperX6d ago • 8 min read

Structured Logging That Actually Helps Debugging at 3 AM

Most logging is written for the person who wrote the code. The author knows the system, knows what.....

#node#logging#observability#devops

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CloudWatch to OTel: Tearing Down the Observability Bridge Pattern

Fernando Azevedo1d ago • 9 min read

CloudWatch to OTel: Tearing Down the Observability Bridge Pattern

Deep technical analysis of the CloudWatch-to-OpenTelemetry bridge pattern via Lambda — anatomy, trad...

#dataplatforms#observability#opentelemetry#cloudwatch

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ML Observability on EKS: Logs, Metrics and Tracing Head-to-Head

Fernando Azevedo1d ago • 11 min read

ML Observability on EKS: Logs, Metrics and Tracing Head-to-Head

Technical analysis comparing the leading observability strategies for ML workloads on EKS: Fluent Bi...

#dataplatforms#eks#mlops#observability

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LLM Observability in Production: From GPU Metrics to Response Quality

Fernando Azevedo1d ago • 11 min read

LLM Observability in Production: From GPU Metrics to Response Quality

Field notes on comprehensive LLM inference observability on SageMaker: GPU metrics, token latency, r...

#dataplatforms#llmops#observability#sagemaker

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Monitoring LLM costs in production: tokens, tenants, and alerts

Amit Nabarro2d ago • 9 min read

Monitoring LLM costs in production: tokens, tenants, and alerts

A practical guide to LLM cost observability: structured logging, Langfuse dashboards, OpenTelemetry ...

#llm#observability#saas#webdev

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Good Architecture Includes Observability

Michael Masterson2d ago • 8 min read

Good Architecture Includes Observability

Good architecture is not only about how a system is built. It is also about how well the team can...

#observability#systemdesign#architecture#software

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Deploying Zabbix Open-Source Monitoring Platform on Ubuntu 24.04

Sanskriti Harmukh1d ago • 3 min read

Deploying Zabbix Open-Source Monitoring Platform on Ubuntu 24.04

Zabbix is an open-source monitoring platform that tracks the health and performance of servers,...

#observability#docker#devops#monitoring

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The AI Engineering Tools Landscape — Mid-2026

Agrawal2h ago • 9 min read

The AI Engineering Tools Landscape — Mid-2026

1. 🤖 Coding Agents This layer has three tiers now. The gap between tier 1 and tier 2 is...

#agents#harness#observability#ai

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Correlation IDs: Trace a Single Request Across Every Service in Your API

Mean3d ago • 3 min read

Correlation IDs: Trace a Single Request Across Every Service in Your API

The Problem: One Request, Five Services, Zero Clues A user reports that "saving their...

#api#webdev#tutorial#observability

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Patrick Hughes5d ago • 3 min read

Missing AI agent cost data is not zero

A spend ledger that counts missing billing data as $0 hides exactly the unattended agent spend you b...

#aiagents#costcontrol#observability#spendtracking

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Give Your AI Agents an Append-Only Event Log

Patrick Hughes2d ago • 3 min read

Give Your AI Agents an Append-Only Event Log

An append-only event log lets you replay exactly what your AI agent did, and catches the crashed run...

#aiagents#observability#eventsourcing#onepersoncompany

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Tech Articles

Evaluating LLM Output Quality In Production

How do you know if your AI agent is working or just burning money?

You Can't Reproduce Your Agent's Bugs—That's Why You Can't Fix Them

Shadow Deployments for AI Agents: Canary Your Prompt Changes Before They Burn Production

Hallucination Is Not a Vibe: How to Actually Detect Ungrounded Claims in Agent Output

Agent = Model x Harness: Your Eval Layer Is Part of the Agent, Not a Tool Beside It

My verdict layer had two readers. Only one of them had eyes.

Your Agent Didn't Break, It Drifted: Detecting Slow Decay in Autonomous Systems

Goodhart's Law Comes for Your Agent Evals: Why Your Green Dashboard Stops Meaning Anything

LLM observability tools are blind to the voice layer. Here is what I checked 6 of them for.

I Reduced Our Alert Volume by 90% — Here's the Playbook

The 1.4 Seconds That Weren't on Any Span

Scarab Diagnostic Field Test #033 - Prometheus Remote-Write Label Order Boundary

Structured Logging That Actually Helps Debugging at 3 AM

CloudWatch to OTel: Tearing Down the Observability Bridge Pattern

ML Observability on EKS: Logs, Metrics and Tracing Head-to-Head

LLM Observability in Production: From GPU Metrics to Response Quality

Monitoring LLM costs in production: tokens, tenants, and alerts

Good Architecture Includes Observability

Deploying Zabbix Open-Source Monitoring Platform on Ubuntu 24.04

The AI Engineering Tools Landscape — Mid-2026

Correlation IDs: Trace a Single Request Across Every Service in Your API

Missing AI agent cost data is not zero

Give Your AI Agents an Append-Only Event Log