/**
 * Anthropic Messages wire compatibility for OpenAI Chat Completions upstreams.
 *
 * Lets Claude Code (which only speaks the Anthropic /v1/messages schema) drive
 * Kimi through Cloudflare's OpenAI-compatible Chat Completions endpoint. This
 * module is pure wire translation and contains no credentials.
 *
 * Mirrors messages-responses-bridge.ts, but targets /v1/chat/completions rather
 * than the Responses API.
 */
type JsonObject = Record<string, unknown>;
/** Convert a Claude Code Messages request into an OpenAI Chat Completions request. */
export declare function anthropicMessagesToOpenAIChat(body: Uint8Array, modelOverride?: string): Uint8Array;
/** Convert one completed Chat Completions JSON object into Anthropic Messages JSON. */
export declare function openAIChatToAnthropicMessage(response: unknown, fallbackModel: string): JsonObject;
/** Incrementally translate Chat Completions SSE without buffering model output. */
export declare function openAIChatStreamToAnthropic(body: ReadableStream<Uint8Array>, fallbackModel: string): ReadableStream<Uint8Array>;
/** Translate a Chat Completions HTTP response to the Messages wire format. */
export declare function openAIChatToAnthropicResponse(response: Response, fallbackModel: string): Promise<Response>;
/** Build the chat-completions endpoint URL from a user-supplied base. Accepts a
 *  bare host, a `/v1` base, or the full `/chat/completions` URL. */
export declare function chatCompletionsUrl(base: string): string;
export {};
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