import type { ChatStopReason } from './interface.js';
/** Maps Anthropic raw stop_reason values to the canonical ChatStopReason vocab. */
export declare const ANTHROPIC_STOP_REASON_MAP: Readonly<Record<string, ChatStopReason>>;
export declare function mapAnthropicStopReason(raw: string | null | undefined): ChatStopReason;
/**
 * Raw provider stop-reason strings that mean "the model's context window filled
 * up while generating this response". Covers providers whose raw value passes
 * through unmapped (openai-compatible local servers vary in spelling).
 */
export declare const CONTEXT_OVERFLOW_RAW_STOP_REASONS: ReadonlySet<string>;
/**
 * True when a chat response carries a context-window warning from the model or
 * provider, either the normalized 'context_overflow' stop reason or a raw
 * provider value naming context exhaustion. Consumers treat this as an
 * immediate compaction trigger: the provider's own report is authoritative and
 * overrides local token estimates.
 */
export declare function isContextOverflowSignal(stopReason: ChatStopReason, providerStopReason?: string | undefined): boolean;
/** Maps OpenAI finish_reason values to the canonical ChatStopReason vocab. */
export declare const OPENAI_STOP_REASON_MAP: Readonly<Record<string, ChatStopReason>>;
export declare function mapOpenAIStopReason(raw: string | null | undefined): ChatStopReason;
/** Maps Gemini finishReason values to the canonical ChatStopReason vocab. */
export declare const GEMINI_STOP_REASON_MAP: Readonly<Record<string, ChatStopReason>>;
export declare function mapGeminiStopReason(raw: string | null | undefined): ChatStopReason;
/**
 * Maps llama.cpp finish_reason values to the canonical ChatStopReason vocab.
 * llama.cpp uses the OpenAI-compatible finish_reason field ('stop', 'length', 'tool_calls').
 */
export declare function mapLlamaCppStopReason(finishReason: string | null | undefined, hasToolCalls: boolean): ChatStopReason;
/**
 * Maps Ollama done_reason values to the canonical ChatStopReason vocab.
 * Ollama uses its own done_reason field ('stop', 'length', 'tool-calls', 'load', etc.).
 */
export declare function mapOllamaStopReason(doneReason: string, hasToolCalls: boolean): ChatStopReason;
/**
 * Maps OpenAI Codex (responses API) status values to the canonical ChatStopReason vocab.
 */
export declare function mapCodexStopReason(status: string | undefined, hasToolCalls: boolean): ChatStopReason;
/**
 * Maps LM Studio responses API status values to the canonical ChatStopReason vocab.
 * Used by both the native chat and responses paths in lm-studio.ts.
 */
export declare function mapLmStudioStopReason(status: string | undefined, hasToolCalls: boolean): ChatStopReason;
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