Topic
Foundation models, launches, capabilities, pricing and how they compare in practice.
4 stories
Anthropic now sells four current tiers at four price points. What the official pages actually document, what the benchmark tables do and do not let you compare, and how to choose.
Guide7 min read
A single benchmark number hides who ran the test, on what, and what the model had already seen. Seven questions that make a claim checkable.
Guide3 min read
A model that accepts a very long prompt has not necessarily learned to use all of it. What the research shows, and a test you can run on your own task.
Analysis3 min read
Retrieval-augmented generation and fine-tuning solve different problems. A guide to choosing between them, and to the cheaper option people overlook.
Guide3 min read