01 / Technical field guide · Revision 02

Open models.
Understood.

Llama, Gemma and DeepSeek, from the first training example to the application you run.

For engineers and business analysts. Read seven guided lessons, explore the diagrams, then use the glossary and technical appendix.

Read the idea. Watch the mechanism.

• Open weights, code, data and permissions
• Training, inference and model architecture
• Llama 3.1 / 4, Gemma 3 and original DeepSeek V3 / R1
• Data, evaluation and serving considerations

Release-focused primer · revised 4 October 2026. These are named architectural examples, rather than a catalogue of every later checkpoint. The diagrams are explanatory schematics, not live inference or benchmark results.

Inspect sources and scope