/** Anthropic Messages wire compatibility for GPT models served by OpenAI Responses. */
type JsonObject = Record<string, unknown>;
/** Convert a Claude Code Messages request into an OpenAI Responses request. */
export declare function anthropicMessagesToOpenAIResponses(body: Uint8Array): Uint8Array;
/** Convert one completed Responses JSON object into Anthropic Messages JSON. */
export declare function openAIResponseToAnthropicMessage(response: unknown, fallbackModel: string): JsonObject;
/** Incrementally translate Responses SSE without buffering model output. */
export declare function openAIResponsesStreamToAnthropic(body: ReadableStream<Uint8Array>, fallbackModel: string): ReadableStream<Uint8Array>;
/** Translate a successful Responses HTTP response to the Messages wire format. */
export declare function openAIResponsesToAnthropicResponse(response: Response, fallbackModel: string): Promise<Response>;
export {};
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