Llama / open.
Local and private deploys, fine-tuning, cost control, full ownership.

Meta + ecosystem · ~128,000 context
Strengths
Local and private deploys, fine-tuning, cost control, full ownership.
Watch for
Needs explicit formats; less polish than frontier hosted models out of the box.
Prompting
Be blunt. Show the output skeleton. Fewer implied norms than Claude/GPT.
Primary sources