import type Anthropic from "@anthropic-ai/sdk";
import type { AssistantContentPart, MessageContent } from "@use-crux/core";
import type { NativeAssistantTurn, ProviderToolCall } from "@use-crux/core/adapter";
/** Canonical assistant turn data read from Anthropic content blocks. */
export type AnthropicAssistantTurn = NativeAssistantTurn;
/** Encode a canonical assistant turn, including signed thinking replay. */
export declare function encodeAnthropicAssistant(content: MessageContent | readonly AssistantContentPart[], toolCalls: readonly ProviderToolCall[]): Anthropic.MessageParam;
/** Decode Anthropic response blocks for continuation and tool loops. */
export declare function readAnthropicAssistantTurn(message: Pick<Anthropic.Message, "content">): AnthropicAssistantTurn;