Concepts & capability filters
Chat Model
A chat model is a model variant tuned for multi-turn dialogue and exposed through a chat-completions API that takes system, user, and assistant messages.
- Category
- Not classified
- Difficulty
- Not classified
- Aliases
- None tracked
- Last reviewed
- 2026-07-02
Key facts
- It is the default surface for most build decisions — chat, RAG, and agent features all sit on top of it — as opposed to a base/completion model or a task-specific embedding or classification model.