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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
Top 7 Small Modular Reactor Companies in 2026

Top 7 Small Modular Reactor Companies in 2026

For utilities, data-centre developers and investors tracking SMR nuclear. 2026 was the year the sector split in two: a handful of companies now have construction permits and poured concrete, while the rest still have letters of intent.
John Karpentar Roundups 12 min read
H200 vs B200: Specs, Real Benchmarks and Cost

H200 vs B200: Specs, Real Benchmarks and Cost

B200's real advantage over H200 is 1.6x to 2.3x, not the 4x NVIDIA's FP4 headline implies. Verified specs, MLPerf results at matched precision, and current rental prices.
John Karpentar Chips 8 min read
Top 7 Solid-State Battery Companies in 2026

Top 7 Solid-State Battery Companies in 2026

ProLogium, QuantumScape, Factorial, Samsung SDI, Toyota, Solid Power and CATL ranked by verifiable progress toward production, with real limitations for each. Verified September 2026.
John Karpentar Roundups 12 min read

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