Module thinking 

Thinking configuration and utilities Translated from /data/home/swei/claudecode/openclaudecode/src/utils/config.ts (thinking section) and /data/home/swei/claudecode/openclaudecode/src/utils/thinking.ts

Enums

ThinkingConfig

Thinking configuration types

Functions

find_thinking_trigger_positions

Find positions of “ultrathink” keyword in text for UI highlighting/notification Returns a vector of (word, start, end) tuples

has_ultrathink_keyword

Check if text contains the “ultrathink” keyword (case insensitive, word boundary)

is_ultrathink_enabled

Check if ultrathink is enabled This checks the build-time feature flag and runtime GrowthBook flag Note: In Rust, we use environment variable AI_ULTRATHINK instead of bun:bundle feature

model_supports_adaptive_thinking

Check if model supports adaptive thinking Adaptive thinking is supported by a subset of Claude 4 models

model_supports_thinking

Provider-aware thinking support detection Note: This references getCanonicalName and getAPIProvider which need model utilities

should_enable_thinking_by_default

Check if thinking should be enabled by default