Simon Willison released llm-anthropic 0.25, a Python library update adding support for Anthropic's Claude models including the new claude-opus-4.7 with 'thinking_effort: xhigh' capability. The update introduces new thinking display options, increases default max_tokens, and removes obsolete beta headers for older models. This represents a routine maintenance release for developers working with Anthropic's API through the llm toolkit.
Background
llm is Simon Willison's command-line tool and Python library for working with large language models, providing a unified interface for various AI model APIs. The anthropic plugin specifically enables access to Anthropic's Claude family of models.
- Source
- Simon Willison
- Published
- Apr 17, 2026 at 04:37 AM
- Score
- 5.0 / 10