import { anthropic as _anthropic } from "@ai-sdk/anthropic";
import { AISDKLanguageModel } from "../language-model.js";
/**
 * Anthropic model IDs (derived from @ai-sdk/anthropic).
 */
export type AnthropicModelId = Parameters<typeof _anthropic>[0];
/**
 * Options for creating a custom Anthropic provider.
 */
export interface AnthropicProviderOptions {
    /** API key for authentication */
    apiKey?: string;
    /** Custom base URL */
    baseURL?: string;
    /** Custom headers */
    headers?: Record<string, string>;
}
/**
 * Create a custom Anthropic provider with explicit credentials.
 *
 * @example
 * ```ts
 * const anthropic = createAnthropic({ apiKey: "sk-..." });
 * const model = anthropic("claude-sonnet-4-5");
 * ```
 */
export declare function createAnthropic(options?: AnthropicProviderOptions): (modelId: AnthropicModelId) => AISDKLanguageModel;
/**
 * Create a kernl-compatible Anthropic language model.
 * Uses ANTHROPIC_API_KEY environment variable.
 *
 * @example
 * ```ts
 * import { anthropic } from '@kernl-sdk/ai/anthropic';
 *
 * const claude = anthropic('claude-sonnet-4-5');
 * const response = await claude.generate([...], {});
 * ```
 */
export declare function anthropic(modelId: AnthropicModelId): AISDKLanguageModel;
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