The AI stacks people actually use.
See the model and harness people use every day, plus what they run locally.
What people use
Model and harness pairings from submitted profiles.
| Rank | ModelHarness | Share | Profiles | Open model details |
|---|
One hosted model and harness per profile. Local models are shown separately.
Codex models vs Claude models
Share of profiles using Codex or Claude as their hosted model.
Only profiles with a Codex or Claude hosted model appear in this view.
Live canonical catalog
Models in the field
Latest text models synced from models.dev, with provider metadata and release dates.
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Practitioner directory · AI stacks
People and the stacks they use
Each person lists one hosted model with its harness and, when relevant, one locally served model.
Stack profiles
One hosted model and harness, plus one optional local model.