import type { OAuthCredential } from '@earendil-works/pi-ai';
export interface GitHubCopilotOAuthCredential extends OAuthCredential {
    readonly enterpriseUrl?: string;
    readonly availableModelIds?: readonly string[];
}
/**
 * Rebuild pi-ai's GitHub Copilot grant as the exact JSON-safe provider shape.
 * Prototype and unrelated extension members are intentionally not preserved.
 */
export declare function normalizeGitHubCopilotOAuthCredential(credential: unknown): GitHubCopilotOAuthCredential;
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