/**
 * Codex provider implementation
 */
import { type AgentSetup, type Provider, type ProviderAgent } from './types.js';
/** Codex provider — delegates to OpenAI Codex SDK */
export declare class CodexProvider implements Provider {
    readonly supportsStructuredOutput = true;
    readonly supportsIsolatedStructuredExecution = true;
    readonly supportsNativeImageInput = true;
    readonly supportedMcpTransports: ReadonlySet<'stdio' | 'sse' | 'http'>;
    getRuntimeInstructions(_allowedTools?: string[]): string | null;
    keepsAllowedToolWithoutEdit(_tool: string): boolean;
    setup(config: AgentSetup): ProviderAgent;
    setupIsolatedStructured(config: AgentSetup): ProviderAgent;
}
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