Model Families

The landscape organized the way it actually moves: families, not models — who builds them, how they release, and how to keep a map that survives next quarter.

Content last verified 2026-09.

Lessons

1. Reading the Landscape
2. The Open-Weights Families
3. The API Families

Sources

• Official Hugging Face organization pages and model cards (per-row sources in the site fact table)
• OpenAI — API models documentation
• Anthropic — Claude models overview
• Google — Gemini API models documentation
• Mitchell et al. (2018) — Model Cards for Model Reporting