Guides
How-to guides and tutorials
High Cardinality
High Cardinality Anti-Patterns and Recovery
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High Cardinality
Cost Optimization and Emergency Response: Surviving Cardinality Spikes Without Breaking the Budget
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OpenTelemetry
Build Logs-to-Metrics Pipelines with OpenTelemetry Collector
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OpenTelemetry
How to Debug OpenTelemetry Pipelines
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Events
Stay updated on the latest events we're hosting, and attending
Changelog
Updates, improvements, and fresh features
Dec 23rd, ‘25
Feature Improvements Fixes
New Dashboard panel editing, Ask Mode in Traces, and Log Pattern Analysis
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Dec 16th, ‘25
Dec 9th, ‘25
Feature Improvements Fixes
Ask Mode in Logs for natural language queries; Table Widget in Dashboards
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Blog
Stories, guides, and lessons from the world of observability
Last9 integration with TrueFoundry AI Gateway
TrueFoundry AI Gateway now integrates with Last9. Get unified observability for LLM traffic alongside your existing traces, metrics, and logs.
Sahil Khan
Dec 18th, ‘25 | 3 min read
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.
Nishant Modak
Oct 15th, ‘25 | 3 min read
From Cloud Native to AI Native: Why Your Observability Stack Needs to Speak Agent
Your production telemetry now speaks agent: ask questions in Slack, debug in VS Code, optimize in real-time. Same data, conversational interface.
Nishant Modak
Aug 21st, ‘25 | 3 min read