UNIT-TESTING AI AGENTS IN THE BROWSER

Summary from the TLDR newsletter

Gemini is the cheapest, most accurate, and among the fastest models on the market; GPT-4o and Claude 3.5 Sonnet are pretty good, but not worth the 20-30x price premium over Gemini; and newer models like Claude 3.7 Sonnet and GPT-4.5 seem more creative and not ideal for doing exactly what you want to do.