Module context 

Context window management defaults

Constants

AGGRESSIVE_PRESERVE_RECENT_TURNS

Maximum number of recent turns to keep when aggressively reducing context

CHAR_PER_TOKEN_APPROX

Approximate character count per token when estimating context size

CONTEXT_ERROR_RETRY_LIMIT

Maximum number of retry attempts when the provider signals context overflow

DEFAULT_MAX_TOKENS

Default maximum context window (in approximate tokens)

DEFAULT_PRESERVE_RECENT_TURNS

Default number of recent turns to preserve verbatim

DEFAULT_TRIM_TO_PERCENT

Trim target as a percentage of the maximum token budget

MAX_TRIM_RATIO_PERCENT

Maximum allowed trim percentage (prevents minimal trimming)

MIN_PRESERVE_RECENT_TURNS

Minimum number of recent turns that must remain after trimming

MIN_TRIM_RATIO_PERCENT

Minimum allowed trim percentage (prevents overly aggressive retention)