Last9 Named a Gartner® Cool Vendor in AI for SRE and Observability
Gartner recognizes Last9 in their latest Cool Vendor report for unified telemetry and agentic SDK—moving teams from reactive monitoring to proactive ops.
Do More with Less
Unlock unified observability and faster triaging for your team.
What Are AI Guardrails
Learn the core concepts of AI guardrails and how they create safer, more reliable, and well-structured AI systems in production.
Grafana Tempo: Setup, Configuration, and Best Practices
A practical guide to setting up Grafana Tempo, configuring key components, and understanding how to use tracing across your services.
OTel Updates: Declarative Config — A Steadier Way to Configure OpenTelemetry SDKs
Declarative Config brings structure to OTel SDKs with clean, rule-based settings that stay consistent across every environment.
Sidecar or Agent for OpenTelemetry: How to Decide
Sidecar or agent? See when per-service isolation beats node-level efficiency, and how gateways fit into a scalable OTel pipeline.
OTel Updates: Consistent Probability Sampling Fixes Fragmented Traces
One sampling decision, propagated everywhere. OpenTelemetry's Consistent Probability Sampling fixes fragmented traces across services.
OpenTelemetry Spans Explained: Deconstructing Distributed Tracing
Understand how OpenTelemetry Spans capture, connect, and explain every operation in your distributed system for deeper visibility.
Top 11 Ruby APM Tools for 2025: A Performance-Driven Selection
Explore the top Ruby APM tools for 2025 — from open-source to enterprise — to monitor, trace, and optimize your app’s performance.
Top 9 APM Tools for Node.js Performance Monitoring
Compare top APM tools for Node.js — from open-source options to enterprise-grade platforms — and choose the best fit for your stack.
Implement Distributed Tracing with Spring Boot 3
A practical guide to add OpenTelemetry tracing to Spring Boot 3: agent setup, context propagation, messaging, sampling, and exports.