* docs: document Claude Code default models and env var overrides
- Update config example with current Claude Code 2.1.x model names
- Add section documenting default models (sonnet/haiku) that Claude Code requests
- Document env var overrides (ANTHROPIC_DEFAULT_SONNET_MODEL, etc.)
- Show how model_name alias can route to any provider (Bedrock, Vertex, etc.)
* Update docs
Removed warning about changing model names in Claude Code versions.
* docs: add 1M context support and improve Claude Code quickstart guide
- Add comprehensive 1M context window documentation
- Document [1m] suffix usage and shell escaping requirements
- Clarify that LiteLLM config should NOT include [1m] in model names
- Add standalone claude_code_1m_context.md guide
- Improve model selection documentation with environment variables
- Add section on default models used by Claude Code v2.1.14
- Add troubleshooting for 1M context issues
- Reorganize to emphasize environment variables approach
Addresses GitHub issue #14444
* docs: reorder model selection options - prioritize --model over env vars
- Move command line/session model selection to Option 1 (most reliable)
- Move environment variables to Option 2
- Add note that env vars may be cached from previous session
- Emphasize that --model always uses exact model specified
* docs: reorganize 1M context section - separate command line from env vars
- Split 1M context examples into two clear sections
- Show command line usage first (--model and /model)
- Show environment variables as alternative approach
- Improves readability and emphasizes most reliable method
* docs: remove misleading default models section from website tutorial
- Remove 'Default Models Used by Claude Code' section (misleading)
- Remove claim that config must match exact default model names
- Update config comment to be more general
- Add claude-opus-4-5-20251101 to example config
- Keep authentication section as-is
* docs: correct model selection in website tutorial
- Remove incorrect claim that Claude Code automatically uses proxy models
- Add explicit model selection examples with --model and /model
- Show environment variables as alternative approach
- Remove misleading comment about 'multiple configured'
* docs: add 1M context section to website tutorial
- Add section on using [1m] suffix for 1 million token context
- Include warning about shell escaping (quotes required)
- Explain how Claude Code handles [1m] internally
- Add /context verification command
- Note that LiteLLM config should NOT include [1m]
* docs: add tip about using .env for API keys
- Add note that ANTHROPIC_API_KEY can be stored in .env file
- Clarifies alternative to exporting environment variables
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