memory

Oct 18, 2026

Changes in this version

type Config

+ NoDefaultSummaryModels bool

+ SummaryModelRules []SummaryModelRule

type Engine

+ func (e *Engine) EmergencyTrim(systemPrompt string, messages []types.Message, model types.ModelIdentifier, ...) (CompactionResult, bool)

+ type SummaryModelRule struct

+ Model string

+ Provider types.APIProvider

+ Use types.ModelIdentifier

type TrackingState

+ Manual bool

Oct 18, 2026

Changes in this version

+ type ContextBudget struct

+ AutoCompactAtTokens int

+ BlockingLimitTokens int

+ WindowTokens int

type Engine

+ func (e *Engine) Budget(model types.ModelIdentifier) ContextBudget

+ func (e *Engine) UsedTokens(systemPrompt string, messages []types.Message, tracking *TrackingState) int

type TrackingState

+ Anchor *UsageAnchor

+ ExtraTokens int

+ type UsageAnchor struct

+ MessageCount int

+ Tokens int

Oct 12, 2026

Changes in this version

+ func CountLines(content string) int

+ func CountTokensInContent(content string) int

+ type CompactionImpact struct

+ EstimatedFullCompactSavings int

+ EstimatedFullCompactTokens int

+ MicroCompactSavings int

+ MicroCompactTokens int

+ OriginalTokens int

+ type CompactionResult struct

+ ConsecutiveFailures int

+ DidCompact bool

+ Messages []types.Message

+ PostCompactTokens int

+ PreCompactTokens int

+ RuntimeMetadata *types.CompactionMetadata

+ Summary string

+ TargetTokens int

+ UsedMicroCompact bool

+ UsedSummaryCompact bool

+ type CompactionStrategy interface

+ AutoCompact func(ctx context.Context, systemPrompt string, messages []types.Message, ...) (CompactionResult, error)

+ CheckBlockingLimit func(systemPrompt string, messages []types.Message, model types.ModelIdentifier) error

+ type Config struct

+ AutoCompactBufferTokens int

+ AutoCompactThreshold float64

+ CompactTargetPercentage float64

+ ManualCompactBufferTokens int

+ MaxConsecutiveFailures int

+ MaxSummaryTokens int

+ SummaryModel types.ModelIdentifier

+ func DefaultConfig() *Config

+ type Engine struct

+ func NewEngine(apiClient *providers.Client, config *Config) *Engine

+ func (e *Engine) AutoCompact(ctx context.Context, systemPrompt string, messages []types.Message, ...) (CompactionResult, error)

+ func (e *Engine) AutoCompactThresholdTokens(model types.ModelIdentifier) int

+ func (e *Engine) BlockingLimitTokens(model types.ModelIdentifier) int

+ func (e *Engine) CalculateCompactionImpact(messages []types.Message) CompactionImpact

+ func (e *Engine) CalculateUsage(systemPrompt string, messages []types.Message) int

+ func (e *Engine) CheckBlockingLimit(systemPrompt string, messages []types.Message, model types.ModelIdentifier) error

+ func (e *Engine) Compact(ctx context.Context, systemPrompt string, messages []types.Message, ...) (CompactionResult, error)

+ func (e *Engine) EffectiveContextWindow(model types.ModelIdentifier) int

+ func (e *Engine) ShouldCompact(systemPrompt string, messages []types.Message, model types.ModelIdentifier) bool

+ func (e *Engine) TargetTokens(model types.ModelIdentifier) int

+ type MessagePreparer struct

+ func NewMessagePreparer() *MessagePreparer

+ func (p *MessagePreparer) CalculateMessageTokens(msg types.Message) int

+ func (p *MessagePreparer) CalculateMessagesTokens(messages []types.Message) int

+ func (p *MessagePreparer) CreateToolUseSummary(toolUses []types.ToolUseContent) string

+ func (p *MessagePreparer) CreateTurnSummary(turnNumber int, userMessage types.Message, assistantMessage types.Message, ...) string

+ func (p *MessagePreparer) GetCompactionTarget(messages []types.Message, contextWindow types.ContextWindow, ...) int

+ func (p *MessagePreparer) PrepareMessageForAPI(msg types.Message) types.Message

+ func (p *MessagePreparer) PrepareMessages(messages []types.Message, maxTurns int) []types.Message

+ func (p *MessagePreparer) PrepareToolResult(result types.ToolResultContent) types.ToolResultContent

+ func (p *MessagePreparer) PrepareToolUse(toolUse types.ToolUseContent) types.ToolUseContent

+ func (p *MessagePreparer) ShouldCompact(messages []types.Message, contextWindow types.ContextWindow, threshold float64) bool

+ func (p *MessagePreparer) SummarizeToolUses(msg types.Message) string

+ type MicroCompactor struct

+ func NewMicroCompactor() *MicroCompactor

+ func (m *MicroCompactor) CalculateToolResultSummary(result types.ToolResultContent) string

+ func (m *MicroCompactor) CalculateTrimSize(content string) int

+ func (m *MicroCompactor) EstimateToolResultTokens(result string) int

+ func (m *MicroCompactor) SetMaxToolResultSize(size int)

+ func (m *MicroCompactor) SetTrimStrategy(strategy TrimStrategy)

+ func (m *MicroCompactor) ShouldTrim(content string) bool

+ func (m *MicroCompactor) TrimContentWithMeta(content string) TrimmedContent

+ func (m *MicroCompactor) TrimToolResult(result types.ToolResultContent) types.ToolResultContent

+ func (m *MicroCompactor) TrimToolResults(results []types.ToolResultContent) []types.ToolResultContent

+ type TrackingState struct

+ ConsecutiveFailures int

+ type TrimStrategy string

+ const TrimStrategyPreview

+ const TrimStrategySnip

+ const TrimStrategyTruncate

+ type TrimmedContent struct

+ Content string

+ OriginalSize int

+ Preview string

+ Strategy TrimStrategy

+ TrimmedSize int