* fix: ensure proper message formatting for Anthropic models
- Add Anthropic-specific message formatting
- Add placeholder user message when required
- Add test case for Anthropic message formatting
Fixes#1869
Co-Authored-By: Joe Moura <joao@crewai.com>
* refactor: improve Anthropic model handling
- Add robust model detection with _is_anthropic_model
- Enhance message formatting with better edge cases
- Add type hints and improve documentation
- Improve test structure with fixtures
- Add edge case tests
Addresses review feedback on #2063
Co-Authored-By: Joe Moura <joao@crewai.com>
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Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Co-authored-by: Joe Moura <joao@crewai.com>
* drop litellm version to prevent windows issue
* Fix failing tests
* Trying to fix tests
* clean up
* Trying to fix tests
* Drop token calc handler changes
* fix failing test
* Fix failing test
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Co-authored-by: João Moura <joaomdmoura@gmail.com>