export interface Message {
    role: 'user' | 'assistant';
    content: string;
}
export interface UnifiedChunk {
    type: 'thinking' | 'text' | 'tool_call_delta';
    content: string;
}
export interface UnifiedToolCall {
    id: string;
    name: string;
    args: Record<string, unknown>;
}
export interface UnifiedResponse {
    thinking: string;
    text: string;
    toolCalls: UnifiedToolCall[];
    usage: {
        inputTokens: number;
        outputTokens: number;
        latencyMs: number;
    };
    metadata: {
        providerId: string;
        modelId: string;
        fallbackTriggered: boolean;
        incomplete: boolean;
    };
}
export interface RequestOptions {
    taskType?: 'chat' | 'code' | 'analysis' | 'unknown';
    deterministic?: boolean;
    forceProvider?: string;
    allowFallback?: boolean;
    timeoutMs?: number;
    requiresTools?: boolean;
    signal?: AbortSignal;
}
export interface StreamOptions extends RequestOptions {
    systemPrompt: string;
    maxTokens?: number;
    effort?: string;
    onThinkingDelta?: (text: string) => void;
    onTextDelta?: (text: string) => void;
}
export interface SendOptions extends RequestOptions {
    systemPrompt: string;
    maxTokens?: number;
    effort?: string;
}
export type ProviderCapability = 'thinking' | 'tool_calling' | 'streaming';
export type ProviderStatus = 'healthy' | 'degraded' | 'down';
export interface BaseProvider {
    readonly id: string;
    readonly capabilities: ReadonlySet<ProviderCapability>;
    streamMessage(messages: Message[], options: StreamOptions): Promise<UnifiedResponse>;
    sendMessage(messages: Message[], options: SendOptions): Promise<UnifiedResponse>;
}
export interface ProviderConfig {
    id: string;
    priority: number;
    enabled: boolean;
    maxConcurrency: number;
}
export interface OrchestrationEvent {
    timestamp: string;
    sessionId: string;
    command: string;
    primaryProvider: string;
    actualProvider: string;
    fallbackReason?: 'timeout' | 'rate_limit' | 'server_error' | 'capability_mismatch' | 'network_error';
    latencyMs: number;
    cost: number;
    retryCount: number;
}
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