OpenAI API Review: Features, Pricing & Integrations 2026

GPT-4o vs Claude 3.5 Sonnet: A Developer's Take

After six months running both models in production across three different applications, I have real data on where each one wins, where each one fails, and when the choice actually matters.

8 min read

Claude 4 vs GPT-5: First Month Benchmark Results

Both models launched within six weeks of each other in early 2026. After a month of running them on real tasks - not just benchmarks - the picture is more nuanced than the leaderboard suggests.

9 min read

Claude Opus 4.8: Benchmarks, Alignment and What Actually Changed

Anthropic released Claude Opus 4.8 today at the same price as 4.7. It leads on SWE-Bench Pro (69.2%), Humanity Last Exam reasoning, computer use, and legal benchmarks. Misaligned behavior dropped to Mythos Preview levels. Here is every number.

8 min read

Beyond Pick the Cheapest: How We Built a Real LLM Cost Calculator

Most teams pick their LLM provider on gut feel and discover what it actually costs 30 days later. Here is how input/output ratio, batch discounts, and cache pricing change which model wins -- and what we built to make the math visible.

7 min read

AI API Cost Index 2026

Token pricing across 14 LLM providers. Cost per 1M tokens compared.

AI Agents Pricing Index 2026

Workflow execution pricing and API costs across 13 autonomous agent platforms.