Learn to change and switch models in Claude Code with /model, --model, ANTHROPIC_MODEL, and aliases. Persist defaults and show gateway models in picker.
Discover how to point Claude Code at custom providers — OpenRouter, DeepSeek, Kimi, Z.ai, Ollama, and LiteLLM. Complete working settings.json recipes inside.
Learn every Claude Code env var for custom models: ANTHROPIC_BASE_URL, ANTHROPIC_AUTH_TOKEN, ANTHROPIC_CUSTOM_HEADERS, ANTHROPIC_MODEL, and settings.json.