Topic

Engineering

How AI systems are built and operated in production — architecture tradeoffs, inference economics, tooling and reliability.
Grafana vs Datadog: Which Should You Use in 2026?

Grafana vs Datadog: Which Should You Use in 2026?

Datadog starts at $15/host/month. Grafana Cloud Pro is $19/month plus usage. At managed scale they land within 2% of each other - the real differences are custom-metric billing, cardinality, and who operates the stack.
John Karpentar Engineering 9 min read
Top 7 Infrastructure as Code Tools in 2026

Top 7 Infrastructure as Code Tools in 2026

Seven infrastructure as code tools ranked on ecosystem reach, licence, state handling and real pricing - Terraform's licensor is now IBM, and OpenTofu has features Terraform does not.
John Karpentar Roundups 17 min read
Kilo Code vs Cline: Which to Pick in 2026

Kilo Code vs Cline: Which to Pick in 2026

Cline has 5.48M VS Code installs to Kilo Code's 1.58M. But the bigger story is that Kilo is no longer a Cline fork at all, and Roo Code is archived.
John Karpentar AI 6 min read
Warp vs Cursor: Pricing and Verdict (2026)

Warp vs Cursor: Pricing and Verdict (2026)

Warp is terminal-first, Cursor is editor-first, and both start at $20/month. A sourced comparison of current pricing, AI metering, platform support and the SpaceX acquisition, plus why the viral "1/6th the cost" claim fails against either vendor's published numbers.
John Karpentar Engineering 7 min read
Temporal vs Airflow: Which Do You Actually Need?

Temporal vs Airflow: Which Do You Actually Need?

Most people searching this comparison are asking the wrong question. Airflow schedules batch data pipelines; Temporal runs stateful code that survives crashes. Here is how to tell which one you need.
John Karpentar Engineering 7 min read
Aider vs Claude Code: Cost, Models and Verdict

Aider vs Claude Code: Cost, Models and Verdict

One is free, open source and runs any model. The other is a paid Anthropic product that ships every week. Here is the cost and capability comparison nobody on page one has done properly.
John Karpentar AI 7 min read
Windsurf vs Copilot: 2026 Pricing and Verdict

Windsurf vs Copilot: 2026 Pricing and Verdict

Windsurf was renamed Devin Desktop in June 2026. Here is how it compares with GitHub Copilot on current pricing, models and multi-agent workflow.
John Karpentar AI 5 min read

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