/**
 * Darwin — LLM Provider Interface
 *
 * Abstraction over different LLM backends.
 * All providers implement the same interface so Darwin can
 * swap models/providers without changing agent or evolution code.
 */
/** Options for a single LLM call */
export interface LLMCallOptions {
    /** Model identifier (provider-specific, e.g. "claude-sonnet-4-6") */
    model: string;
    /** System prompt (role/behavior instructions) */
    systemPrompt: string;
    /** User message (the task) */
    userMessage: string;
    /** Max output tokens (default: provider-dependent) */
    maxTokens?: number;
    /** Temperature (0-1, default: provider-dependent) */
    temperature?: number;
    /** Timeout in milliseconds */
    timeout?: number;
}
/** Result from an LLM call */
export interface LLMCallResult {
    /** The generated text output */
    output: string;
    /** Duration of the API call in milliseconds */
    durationMs: number;
    /** Input tokens used (if reported by provider) */
    inputTokens?: number;
    /** Output tokens used (if reported by provider) */
    outputTokens?: number;
    /** Model actually used (may differ from requested) */
    model?: string;
    /** Provider-specific metadata */
    meta?: Record<string, unknown>;
}
/** LLM Provider — implemented by each backend */
export interface LLMProvider {
    /** Provider name for logging */
    readonly name: string;
    /** Whether this provider supports MCP tool use */
    readonly supportsMcp: boolean;
    /** Run a single LLM call */
    run(options: LLMCallOptions): Promise<LLMCallResult>;
}
/** Provider configuration */
export interface ProviderConfig {
    /** Provider type */
    type: 'claude-cli' | 'anthropic-api' | 'openai' | 'ollama';
    /** API key (for anthropic, openai) */
    apiKey?: string;
    /** Base URL override (for openai-compatible, ollama) */
    baseUrl?: string;
    /** Default model for this provider */
    defaultModel?: string;
    /** Default max tokens */
    defaultMaxTokens?: number;
    /** Default temperature */
    defaultTemperature?: number;
}
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